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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_RenminbiMember" xlink:to="YMAT_RenminbiMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_RenminbiMember_lbl" xml:lang="en-US">RMB [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_MaturityAxis" xlink:label="ifrs-full_MaturityAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_MaturityAxis" xlink:to="ifrs-full_MaturityAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_MaturityAxis_lbl" xml:lang="en-US">Maturity [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NotLaterThanOneYearMember" xlink:label="ifrs-full_NotLaterThanOneYearMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NotLaterThanOneYearMember" xlink:to="ifrs-full_NotLaterThanOneYearMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NotLaterThanOneYearMember_lbl" xml:lang="en-US">Not later than one year [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NotLaterThanOneMonthMember" xlink:label="ifrs-full_NotLaterThanOneMonthMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NotLaterThanOneMonthMember" xlink:to="ifrs-full_NotLaterThanOneMonthMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NotLaterThanOneMonthMember_lbl" xml:lang="en-US">Not later than one month [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanOneMonthAndNotLaterThanThreeMonthsMember" xlink:label="ifrs-full_LaterThanOneMonthAndNotLaterThanThreeMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanOneMonthAndNotLaterThanThreeMonthsMember" xlink:to="ifrs-full_LaterThanOneMonthAndNotLaterThanThreeMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanOneMonthAndNotLaterThanThreeMonthsMember_lbl" xml:lang="en-US">Later than one month and not later than three months [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanThreeMonthsAndNotLaterThanSixMonthsMember" xlink:label="ifrs-full_LaterThanThreeMonthsAndNotLaterThanSixMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanThreeMonthsAndNotLaterThanSixMonthsMember" xlink:to="ifrs-full_LaterThanThreeMonthsAndNotLaterThanSixMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanThreeMonthsAndNotLaterThanSixMonthsMember_lbl" xml:lang="en-US">Later than three months and not later than six months [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanSixMonthsMember" xlink:label="ifrs-full_LaterThanSixMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanSixMonthsMember" xlink:to="ifrs-full_LaterThanSixMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanSixMonthsMember_lbl" xml:lang="en-US">Later than six months [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:label="ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:to="ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis_lbl" xml:lang="en-US">Classes of intangible assets other than goodwill [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_MerchandiseInventoryMember" xlink:label="YMAT_MerchandiseInventoryMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_MerchandiseInventoryMember" xlink:to="YMAT_MerchandiseInventoryMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_MerchandiseInventoryMember_lbl" xml:lang="en-US">Merchandise Inventory [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfAssetsAxis" xlink:label="ifrs-full_ClassesOfAssetsAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfAssetsAxis" xlink:to="ifrs-full_ClassesOfAssetsAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfAssetsAxis_lbl" xml:lang="en-US">Classes of assets [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_RawMaterialsInventoryMember" xlink:label="YMAT_RawMaterialsInventoryMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_RawMaterialsInventoryMember" xlink:to="YMAT_RawMaterialsInventoryMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_RawMaterialsInventoryMember_lbl" xml:lang="en-US">Raw materials inventory [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_WorkInProgressInventoryMember" xlink:label="YMAT_WorkInProgressInventoryMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_WorkInProgressInventoryMember" xlink:to="YMAT_WorkInProgressInventoryMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_WorkInProgressInventoryMember_lbl" xml:lang="en-US">Work in progress inventory [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinishedGoodsInventoryMember" xlink:label="YMAT_FinishedGoodsInventoryMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinishedGoodsInventoryMember" xlink:to="YMAT_FinishedGoodsInventoryMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinishedGoodsInventoryMember_lbl" xml:lang="en-US">Finished goods inventory [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CounterpartiesAxis" xlink:label="ifrs-full_CounterpartiesAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CounterpartiesAxis" xlink:to="ifrs-full_CounterpartiesAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CounterpartiesAxis_lbl" xml:lang="en-US">Counterparties [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_YMACompositeMaterialsDGCoLtdMember" xlink:label="YMAT_YMACompositeMaterialsDGCoLtdMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YMACompositeMaterialsDGCoLtdMember" xlink:to="YMAT_YMACompositeMaterialsDGCoLtdMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_YMACompositeMaterialsDGCoLtdMember_lbl" xml:lang="en-US">Dongguan YMA [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ForwellSportsEquipmentCoLtdMember" xlink:label="YMAT_ForwellSportsEquipmentCoLtdMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ForwellSportsEquipmentCoLtdMember" xlink:to="YMAT_ForwellSportsEquipmentCoLtdMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ForwellSportsEquipmentCoLtdMember_lbl" xml:lang="en-US">Dongguan Forwell [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_CyclesServicesLoireMember" xlink:label="YMAT_CyclesServicesLoireMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CyclesServicesLoireMember" xlink:to="YMAT_CyclesServicesLoireMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_CyclesServicesLoireMember_lbl" xml:lang="en-US">Cycles Services Loire [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_YMACompositeMaterialsDGCoLtdAndForwellSportsEquipmentCoLtdMember" xlink:label="YMAT_YMACompositeMaterialsDGCoLtdAndForwellSportsEquipmentCoLtdMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YMACompositeMaterialsDGCoLtdAndForwellSportsEquipmentCoLtdMember" xlink:to="YMAT_YMACompositeMaterialsDGCoLtdAndForwellSportsEquipmentCoLtdMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_YMACompositeMaterialsDGCoLtdAndForwellSportsEquipmentCoLtdMember_lbl" xml:lang="en-US">Dongguan YMA and Dongguan Forwell [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:label="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:to="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis_lbl" xml:lang="en-US">Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GrossCarryingAmountMember" xlink:label="ifrs-full_GrossCarryingAmountMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GrossCarryingAmountMember" xlink:to="ifrs-full_GrossCarryingAmountMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GrossCarryingAmountMember_lbl" xml:lang="en-US">Gross carrying amount [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_MachineryAndEquipmentsMember" xlink:label="YMAT_MachineryAndEquipmentsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_MachineryAndEquipmentsMember" xlink:to="YMAT_MachineryAndEquipmentsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_MachineryAndEquipmentsMember_lbl" xml:lang="en-US">Machinery and Equipments [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OfficeBuildingsMember" xlink:label="YMAT_OfficeBuildingsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OfficeBuildingsMember" xlink:to="YMAT_OfficeBuildingsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OfficeBuildingsMember_lbl" xml:lang="en-US">Office Buildings [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BuildingImprovementMember" xlink:label="YMAT_BuildingImprovementMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BuildingImprovementMember" xlink:to="YMAT_BuildingImprovementMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BuildingImprovementMember_lbl" xml:lang="en-US">Building Improvement [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember" xlink:label="ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember" xlink:to="ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AccumulatedDepreciationAmortisationAndImpairmentMember_lbl" xml:lang="en-US">Accumulated depreciation, amortisation and impairment [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LandAndBuildingsMember" xlink:label="ifrs-full_LandAndBuildingsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LandAndBuildingsMember" xlink:to="ifrs-full_LandAndBuildingsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LandAndBuildingsMember_lbl" xml:lang="en-US">Land and buildings [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfFinancialInstrumentsAxis" xlink:label="ifrs-full_ClassesOfFinancialInstrumentsAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfFinancialInstrumentsAxis" xlink:to="ifrs-full_ClassesOfFinancialInstrumentsAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfFinancialInstrumentsAxis_lbl" xml:lang="en-US">Classes of financial instruments [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BankLoansMember" xlink:label="YMAT_BankLoansMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansMember" xlink:to="YMAT_BankLoansMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BankLoansMember_lbl" xml:lang="en-US">Bank Loans [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OtherLoansMember" xlink:label="YMAT_OtherLoansMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherLoansMember" xlink:to="YMAT_OtherLoansMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OtherLoansMember_lbl" xml:lang="en-US">Other Loans [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OtherLoansFromRelatedPartyMember" xlink:label="YMAT_OtherLoansFromRelatedPartyMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherLoansFromRelatedPartyMember" xlink:to="YMAT_OtherLoansFromRelatedPartyMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OtherLoansFromRelatedPartyMember_lbl" xml:lang="en-US">Other loans from related party [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_YuNingChiangMember" xlink:label="YMAT_YuNingChiangMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YuNingChiangMember" xlink:to="YMAT_YuNingChiangMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_YuNingChiangMember_lbl" xml:lang="en-US">Yu ning chiang [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_LongTermBankLoansMember" xlink:label="YMAT_LongTermBankLoansMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LongTermBankLoansMember" xlink:to="YMAT_LongTermBankLoansMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_LongTermBankLoansMember_lbl" xml:lang="en-US">Long Term Bank Loans [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BankLoansOneMember" xlink:label="YMAT_BankLoansOneMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansOneMember" xlink:to="YMAT_BankLoansOneMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BankLoansOneMember_lbl" xml:lang="en-US">Bank loans one [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BankLoansTwoMember" xlink:label="YMAT_BankLoansTwoMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansTwoMember" xlink:to="YMAT_BankLoansTwoMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BankLoansTwoMember_lbl" xml:lang="en-US">Bank Loans Two [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BankLoansThreeMember" xlink:label="YMAT_BankLoansThreeMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansThreeMember" xlink:to="YMAT_BankLoansThreeMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BankLoansThreeMember_lbl" xml:lang="en-US">Bank loans three [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BankLoansFourMember" xlink:label="YMAT_BankLoansFourMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansFourMember" xlink:to="YMAT_BankLoansFourMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BankLoansFourMember_lbl" xml:lang="en-US">Bank loans four [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BankLoansFiveMember" xlink:label="YMAT_BankLoansFiveMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansFiveMember" xlink:to="YMAT_BankLoansFiveMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BankLoansFiveMember_lbl" xml:lang="en-US">Bank loans five [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OtherLoansUnsecuredMember" xlink:label="YMAT_OtherLoansUnsecuredMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherLoansUnsecuredMember" xlink:to="YMAT_OtherLoansUnsecuredMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OtherLoansUnsecuredMember_lbl" xml:lang="en-US">Other loans unsecured [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BonusSharesMember" xlink:label="YMAT_BonusSharesMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BonusSharesMember" xlink:to="YMAT_BonusSharesMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BonusSharesMember_lbl" xml:lang="en-US">Bonus shares [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BonusSharesOneMember" xlink:label="YMAT_BonusSharesOneMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BonusSharesOneMember" xlink:to="YMAT_BonusSharesOneMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BonusSharesOneMember_lbl" xml:lang="en-US">Bonus shares one [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ClassAOrdinarySharesMember" xlink:label="YMAT_ClassAOrdinarySharesMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassAOrdinarySharesMember" xlink:to="YMAT_ClassAOrdinarySharesMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ClassAOrdinarySharesMember_lbl" xml:lang="en-US">Class A ordinary shares [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:label="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:to="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis_lbl" xml:lang="en-US">Non-adjusting events after reporting period [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_NonadjustingEventsAfterReportingPeriodMember" xlink:label="YMAT_NonadjustingEventsAfterReportingPeriodMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NonadjustingEventsAfterReportingPeriodMember" xlink:to="YMAT_NonadjustingEventsAfterReportingPeriodMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_NonadjustingEventsAfterReportingPeriodMember_lbl" xml:lang="en-US">Nonadjusting events after reporting period [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OrdinarySharesMember" xlink:label="ifrs-full_OrdinarySharesMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OrdinarySharesMember" xlink:to="ifrs-full_OrdinarySharesMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OrdinarySharesMember_lbl" xml:lang="en-US">Ordinary shares [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ClassAOrdinaryShareMember" xlink:label="YMAT_ClassAOrdinaryShareMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassAOrdinaryShareMember" xlink:to="YMAT_ClassAOrdinaryShareMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ClassAOrdinaryShareMember_lbl" xml:lang="en-US">Class A ordinary share [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ClassBOrdinarySharesMember" xlink:label="YMAT_ClassBOrdinarySharesMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassBOrdinarySharesMember" xlink:to="YMAT_ClassBOrdinarySharesMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ClassBOrdinarySharesMember_lbl" xml:lang="en-US">Class B Ordinary Shares [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_NewMoonCorporationMember" xlink:label="YMAT_NewMoonCorporationMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NewMoonCorporationMember" xlink:to="YMAT_NewMoonCorporationMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_NewMoonCorporationMember_lbl" xml:lang="en-US">New moon corporation [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_MrJingBinChiangMember" xlink:label="YMAT_MrJingBinChiangMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_MrJingBinChiangMember" xlink:to="YMAT_MrJingBinChiangMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_MrJingBinChiangMember_lbl" xml:lang="en-US">Mr jing bin chiang [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ChiangYuNingMember" xlink:label="YMAT_ChiangYuNingMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ChiangYuNingMember" xlink:to="YMAT_ChiangYuNingMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ChiangYuNingMember_lbl" xml:lang="en-US">Chiang Yu Ning [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_JingBinChiangMember" xlink:label="YMAT_JingBinChiangMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_JingBinChiangMember" xlink:to="YMAT_JingBinChiangMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_JingBinChiangMember_lbl" xml:lang="en-US">Jing Bin Chiang [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ClassBOrdinaryShareMember" xlink:label="YMAT_ClassBOrdinaryShareMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassBOrdinaryShareMember" xlink:to="YMAT_ClassBOrdinaryShareMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ClassBOrdinaryShareMember_lbl" xml:lang="en-US">Class B Ordinary Share [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherReservesMember" xlink:label="ifrs-full_OtherReservesMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherReservesMember" xlink:to="ifrs-full_OtherReservesMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherReservesMember_lbl" xml:lang="en-US">Other reserves [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProductsAndServicesAxis" xlink:label="ifrs-full_ProductsAndServicesAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProductsAndServicesAxis" xlink:to="ifrs-full_ProductsAndServicesAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProductsAndServicesAxis_lbl" xml:lang="en-US">Products and services [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_SalesOfProductsMember" xlink:label="YMAT_SalesOfProductsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_SalesOfProductsMember" xlink:to="YMAT_SalesOfProductsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_SalesOfProductsMember_lbl" xml:lang="en-US">Sales of products [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GeographicalAreasAxis" xlink:label="ifrs-full_GeographicalAreasAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GeographicalAreasAxis" xlink:to="ifrs-full_GeographicalAreasAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GeographicalAreasAxis_lbl" xml:lang="en-US">Geographical areas [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_AsiasMember" xlink:label="YMAT_AsiasMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_AsiasMember" xlink:to="YMAT_AsiasMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_AsiasMember_lbl" xml:lang="en-US">Asia [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TimingOfTransferOfGoodsOrServicesAxis" xlink:label="ifrs-full_TimingOfTransferOfGoodsOrServicesAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TimingOfTransferOfGoodsOrServicesAxis" xlink:to="ifrs-full_TimingOfTransferOfGoodsOrServicesAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TimingOfTransferOfGoodsOrServicesAxis_lbl" xml:lang="en-US">Timing of transfer of goods or services [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember" xlink:label="ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember" xlink:to="ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GoodsOrServicesTransferredAtPointInTimeMember_lbl" xml:lang="en-US">Goods or services transferred at point in time [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ProductOrServicesAxis" xlink:label="YMAT_ProductOrServicesAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ProductOrServicesAxis" xlink:to="YMAT_ProductOrServicesAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ProductOrServicesAxis_lbl" xml:lang="en-US">Product or services [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BicycleFrameMember" xlink:label="YMAT_BicycleFrameMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BicycleFrameMember" xlink:to="YMAT_BicycleFrameMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BicycleFrameMember_lbl" xml:lang="en-US">Bicycle frame [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_USCountryMember" xlink:label="YMAT_USCountryMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_USCountryMember" xlink:to="YMAT_USCountryMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_USCountryMember_lbl" xml:lang="en-US">US [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OtherAreasMember" xlink:label="YMAT_OtherAreasMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherAreasMember" xlink:to="YMAT_OtherAreasMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OtherAreasMember_lbl" xml:lang="en-US">Other Areas [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_RacketMember" xlink:label="YMAT_RacketMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_RacketMember" xlink:to="YMAT_RacketMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_RacketMember_lbl" xml:lang="en-US">Racket [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_CrankMember" xlink:label="YMAT_CrankMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CrankMember" xlink:to="YMAT_CrankMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_CrankMember_lbl" xml:lang="en-US">Crank [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OtherMember" xlink:label="YMAT_OtherMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherMember" xlink:to="YMAT_OtherMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OtherMember_lbl" xml:lang="en-US">Other [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BicycleMember" xlink:label="YMAT_BicycleMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BicycleMember" xlink:to="YMAT_BicycleMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BicycleMember_lbl" xml:lang="en-US">Bicycle [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ServiceProvisionMember" xlink:label="YMAT_ServiceProvisionMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ServiceProvisionMember" xlink:to="YMAT_ServiceProvisionMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ServiceProvisionMember_lbl" xml:lang="en-US">Service provision [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GoodsOrServicesTransferredOverTimeMember" xlink:label="ifrs-full_GoodsOrServicesTransferredOverTimeMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GoodsOrServicesTransferredOverTimeMember" xlink:to="ifrs-full_GoodsOrServicesTransferredOverTimeMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GoodsOrServicesTransferredOverTimeMember_lbl" xml:lang="en-US">Goods or services transferred over time [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_LoanMember" xlink:label="YMAT_LoanMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LoanMember" xlink:to="YMAT_LoanMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_LoanMember_lbl" xml:lang="en-US">Loan [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LeaseLiabilitiesMember" xlink:label="ifrs-full_LeaseLiabilitiesMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LeaseLiabilitiesMember" xlink:to="ifrs-full_LeaseLiabilitiesMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LeaseLiabilitiesMember_lbl" xml:lang="en-US">Lease liabilities [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_TaiwanCountryMember" xlink:label="YMAT_TaiwanCountryMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_TaiwanCountryMember" xlink:to="YMAT_TaiwanCountryMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_TaiwanCountryMember_lbl" xml:lang="en-US">Taiwan country [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_HongKongCountryMember" xlink:label="YMAT_HongKongCountryMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_HongKongCountryMember" xlink:to="YMAT_HongKongCountryMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_HongKongCountryMember_lbl" xml:lang="en-US">Hong kong country [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_CategoriesOfRelatedPartiesAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis_lbl" xml:lang="en-US">Categories of related parties [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_YMADGandForwellMember" xlink:label="YMAT_YMADGandForwellMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YMADGandForwellMember" xlink:to="YMAT_YMADGandForwellMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_YMADGandForwellMember_lbl" xml:lang="en-US">YMA DG and Forwell [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_YMADGMember" xlink:label="YMAT_YMADGMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YMADGMember" xlink:to="YMAT_YMADGMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_YMADGMember_lbl" xml:lang="en-US">YMA DG [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PastDueStatusAxis" xlink:label="ifrs-full_PastDueStatusAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PastDueStatusAxis" xlink:to="ifrs-full_PastDueStatusAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PastDueStatusAxis_lbl" xml:lang="en-US">Past due status [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentMember" xlink:label="ifrs-full_CurrentMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentMember" xlink:to="ifrs-full_CurrentMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentMember_lbl" xml:lang="en-US">Current [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanOneMonthAndNotLaterThanTwoMonthsMember" xlink:label="ifrs-full_LaterThanOneMonthAndNotLaterThanTwoMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanOneMonthAndNotLaterThanTwoMonthsMember" xlink:to="ifrs-full_LaterThanOneMonthAndNotLaterThanTwoMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanOneMonthAndNotLaterThanTwoMonthsMember_lbl" xml:lang="en-US">Later than one month and not later than two months [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanTwoMonthsAndNotLaterThanThreeMonthsMember" xlink:label="ifrs-full_LaterThanTwoMonthsAndNotLaterThanThreeMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanTwoMonthsAndNotLaterThanThreeMonthsMember" xlink:to="ifrs-full_LaterThanTwoMonthsAndNotLaterThanThreeMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanTwoMonthsAndNotLaterThanThreeMonthsMember_lbl" xml:lang="en-US">Later than two months and not later than three months [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanThreeMonthsMember" xlink:label="ifrs-full_LaterThanThreeMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanThreeMonthsMember" xlink:to="ifrs-full_LaterThanThreeMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanThreeMonthsMember_lbl" xml:lang="en-US">Later than three months [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OverThanThreeMonthsMember" xlink:label="YMAT_OverThanThreeMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OverThanThreeMonthsMember" xlink:to="YMAT_OverThanThreeMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OverThanThreeMonthsMember_lbl" xml:lang="en-US">Over Than Three Months [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_SixMonthsMember" xlink:label="YMAT_SixMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_SixMonthsMember" xlink:to="YMAT_SixMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_SixMonthsMember_lbl" xml:lang="en-US">Six Months [Member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_SignificantIncreaseInCreditRiskMember" xlink:label="YMAT_SignificantIncreaseInCreditRiskMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_SignificantIncreaseInCreditRiskMember" xlink:to="YMAT_SignificantIncreaseInCreditRiskMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_SignificantIncreaseInCreditRiskMember_lbl" xml:lang="en-US">Significant Increase In Credit Risk [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ImpairmentOfCreditMember" xlink:label="YMAT_ImpairmentOfCreditMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ImpairmentOfCreditMember" xlink:to="YMAT_ImpairmentOfCreditMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ImpairmentOfCreditMember_lbl" xml:lang="en-US">Impairment of Credit [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_TwelveMonthsMember" xlink:label="YMAT_TwelveMonthsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_TwelveMonthsMember" xlink:to="YMAT_TwelveMonthsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_TwelveMonthsMember_lbl" xml:lang="en-US">Twelve Months [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanOneYearMember" xlink:label="ifrs-full_LaterThanOneYearMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanOneYearMember" xlink:to="ifrs-full_LaterThanOneYearMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanOneYearMember_lbl" xml:lang="en-US">Later than one year [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LaterThanOneYearAndNotLaterThanThreeYearsMember" xlink:label="ifrs-full_LaterThanOneYearAndNotLaterThanThreeYearsMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LaterThanOneYearAndNotLaterThanThreeYearsMember" xlink:to="ifrs-full_LaterThanOneYearAndNotLaterThanThreeYearsMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LaterThanOneYearAndNotLaterThanThreeYearsMember_lbl" xml:lang="en-US">Later than one year and not later than three years [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ClassesOfOrdinarySharesAxis" xlink:label="ifrs-full_ClassesOfOrdinarySharesAxis" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ClassesOfOrdinarySharesAxis" xlink:to="ifrs-full_ClassesOfOrdinarySharesAxis_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ClassesOfOrdinarySharesAxis_lbl" xml:lang="en-US">Classes of ordinary shares [axis]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_HudsonGlobalVenturesLLCMember" xlink:label="YMAT_HudsonGlobalVenturesLLCMember" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_HudsonGlobalVenturesLLCMember" xlink:to="YMAT_HudsonGlobalVenturesLLCMember_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_HudsonGlobalVenturesLLCMember_lbl" xml:lang="en-US">Hudson Global Ventures LLC [member]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract" xlink:label="dei_CoverAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CoverAbstract" xlink:to="dei_CoverAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CoverAbstract_lbl" xml:lang="en-US">Cover [Abstract]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType" xlink:label="dei_DocumentType" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentType_lbl" xml:lang="en-US">Document Type</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US">Amendment Flag</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentDescription" xlink:label="dei_AmendmentDescription" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentDescription" xlink:to="dei_AmendmentDescription_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentDescription_lbl" xml:lang="en-US">Amendment Description</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentRegistrationStatement" xlink:label="dei_DocumentRegistrationStatement" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentRegistrationStatement" xlink:to="dei_DocumentRegistrationStatement_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentRegistrationStatement_lbl" xml:lang="en-US">Document Registration Statement</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAnnualReport" xlink:label="dei_DocumentAnnualReport" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentAnnualReport" xlink:to="dei_DocumentAnnualReport_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentAnnualReport_lbl" xml:lang="en-US">Document Annual Report</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentQuarterlyReport" xlink:label="dei_DocumentQuarterlyReport" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentQuarterlyReport" xlink:to="dei_DocumentQuarterlyReport_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentQuarterlyReport_lbl" xml:lang="en-US">Document Quarterly Report</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentTransitionReport" xlink:label="dei_DocumentTransitionReport" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentTransitionReport" xlink:to="dei_DocumentTransitionReport_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentTransitionReport_lbl" xml:lang="en-US">Document Transition Report</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentShellCompanyReport" xlink:label="dei_DocumentShellCompanyReport" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentShellCompanyReport" xlink:to="dei_DocumentShellCompanyReport_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentShellCompanyReport_lbl" xml:lang="en-US">Document Shell Company Report</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentShellCompanyEventDate" xlink:label="dei_DocumentShellCompanyEventDate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentShellCompanyEventDate" xlink:to="dei_DocumentShellCompanyEventDate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentShellCompanyEventDate_lbl" xml:lang="en-US">Document Shell Company Event Date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodStartDate" xlink:label="dei_DocumentPeriodStartDate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodStartDate" xlink:to="dei_DocumentPeriodStartDate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodStartDate_lbl" xml:lang="en-US">Document Period Start Date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US">Document Period End Date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="dei_DocumentFiscalPeriodFocus" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalPeriodFocus" xlink:to="dei_DocumentFiscalPeriodFocus_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xml:lang="en-US">Document Fiscal Period Focus</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus" xlink:label="dei_DocumentFiscalYearFocus" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalYearFocus" xlink:to="dei_DocumentFiscalYearFocus_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalYearFocus_lbl" xml:lang="en-US">Document Fiscal Year Focus</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate" xlink:label="dei_CurrentFiscalYearEndDate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CurrentFiscalYearEndDate" xlink:to="dei_CurrentFiscalYearEndDate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US">Current Fiscal Year End Date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFileNumber" xlink:to="dei_EntityFileNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFileNumber_lbl" xml:lang="en-US">Entity File Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityRegistrantName_lbl" xml:lang="en-US">Entity Registrant Name</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US">Entity Central Index Key</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPrimarySicNumber" xlink:label="dei_EntityPrimarySicNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityPrimarySicNumber" xlink:to="dei_EntityPrimarySicNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityPrimarySicNumber_lbl" xml:lang="en-US">Entity Primary SIC Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityTaxIdentificationNumber" xlink:to="dei_EntityTaxIdentificationNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xml:lang="en-US">Entity Tax Identification Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xml:lang="en-US">Entity Incorporation, State or Country Code</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine1" xlink:to="dei_EntityAddressAddressLine1_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine1_lbl" xml:lang="en-US">Entity Address, Address Line One</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2" xlink:label="dei_EntityAddressAddressLine2" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine2" xlink:to="dei_EntityAddressAddressLine2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine2_lbl" xml:lang="en-US">Entity Address, Address Line Two</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine3" xlink:label="dei_EntityAddressAddressLine3" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine3" xlink:to="dei_EntityAddressAddressLine3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine3_lbl" xml:lang="en-US">Entity Address, Address Line Three</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCityOrTown" xlink:to="dei_EntityAddressCityOrTown_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressCityOrTown_lbl" xml:lang="en-US">Entity Address, City or Town</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressStateOrProvince" xlink:to="dei_EntityAddressStateOrProvince_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressStateOrProvince_lbl" xml:lang="en-US">Entity Address, State or Province</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCountry" xlink:label="dei_EntityAddressCountry" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCountry" xlink:to="dei_EntityAddressCountry_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressCountry_lbl" xml:lang="en-US">Entity Address, Country</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressPostalZipCode" xlink:to="dei_EntityAddressPostalZipCode_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressPostalZipCode_lbl" xml:lang="en-US">Entity Address, Postal Zip Code</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CountryRegion" xlink:label="dei_CountryRegion" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CountryRegion" xlink:to="dei_CountryRegion_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CountryRegion_lbl" xml:lang="en-US">Country Region</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CityAreaCode" xlink:to="dei_CityAreaCode_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CityAreaCode_lbl" xml:lang="en-US">City Area Code</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LocalPhoneNumber" xlink:to="dei_LocalPhoneNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_LocalPhoneNumber_lbl" xml:lang="en-US">Local Phone Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Extension" xlink:label="dei_Extension" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Extension" xlink:to="dei_Extension_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Extension_lbl" xml:lang="en-US">Extension</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_WrittenCommunications" xlink:to="dei_WrittenCommunications_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_WrittenCommunications_lbl" xml:lang="en-US">Written Communications</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SolicitingMaterial" xlink:to="dei_SolicitingMaterial_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SolicitingMaterial_lbl" xml:lang="en-US">Soliciting Material</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementTenderOffer" xlink:to="dei_PreCommencementTenderOffer_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_PreCommencementTenderOffer_lbl" xml:lang="en-US">Pre-commencement Tender Offer</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementIssuerTenderOffer" xlink:to="dei_PreCommencementIssuerTenderOffer_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_PreCommencementIssuerTenderOffer_lbl" xml:lang="en-US">Pre-commencement Issuer Tender Offer</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12bTitle" xlink:to="dei_Security12bTitle_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Security12bTitle_lbl" xml:lang="en-US">Title of 12(b) Security</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_NoTradingSymbolFlag" xlink:label="dei_NoTradingSymbolFlag" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_NoTradingSymbolFlag" xlink:to="dei_NoTradingSymbolFlag_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_NoTradingSymbolFlag_lbl" xml:lang="en-US">No Trading Symbol Flag</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US">Trading Symbol</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityExchangeName" xlink:to="dei_SecurityExchangeName_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SecurityExchangeName_lbl" xml:lang="en-US">Security Exchange Name</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12gTitle" xlink:label="dei_Security12gTitle" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12gTitle" xlink:to="dei_Security12gTitle_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_Security12gTitle_lbl" xml:lang="en-US">Title of 12(g) Security</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityReportingObligation" xlink:label="dei_SecurityReportingObligation" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityReportingObligation" xlink:to="dei_SecurityReportingObligation_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_SecurityReportingObligation_lbl" xml:lang="en-US">Security Reporting Obligation</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AnnualInformationForm" xlink:label="dei_AnnualInformationForm" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AnnualInformationForm" xlink:to="dei_AnnualInformationForm_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AnnualInformationForm_lbl" xml:lang="en-US">Annual Information Form</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AuditedAnnualFinancialStatements" xlink:label="dei_AuditedAnnualFinancialStatements" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AuditedAnnualFinancialStatements" xlink:to="dei_AuditedAnnualFinancialStatements_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AuditedAnnualFinancialStatements_lbl" xml:lang="en-US">Audited Annual Financial Statements</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="dei_EntityWellKnownSeasonedIssuer" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityWellKnownSeasonedIssuer" xlink:to="dei_EntityWellKnownSeasonedIssuer_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityWellKnownSeasonedIssuer_lbl" xml:lang="en-US">Entity Well-known Seasoned Issuer</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityVoluntaryFilers" xlink:label="dei_EntityVoluntaryFilers" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityVoluntaryFilers" xlink:to="dei_EntityVoluntaryFilers_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityVoluntaryFilers_lbl" xml:lang="en-US">Entity Voluntary Filers</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCurrentReportingStatus" xlink:label="dei_EntityCurrentReportingStatus" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCurrentReportingStatus" xlink:to="dei_EntityCurrentReportingStatus_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCurrentReportingStatus_lbl" xml:lang="en-US">Entity Current Reporting Status</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInteractiveDataCurrent" xlink:label="dei_EntityInteractiveDataCurrent" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityInteractiveDataCurrent" xlink:to="dei_EntityInteractiveDataCurrent_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xml:lang="en-US">Entity Interactive Data Current</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFilerCategory" xlink:label="dei_EntityFilerCategory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFilerCategory" xlink:to="dei_EntityFilerCategory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityFilerCategory_lbl" xml:lang="en-US">Entity Filer Category</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitySmallBusiness" xlink:label="dei_EntitySmallBusiness" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntitySmallBusiness" xlink:to="dei_EntitySmallBusiness_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntitySmallBusiness_lbl" xml:lang="en-US">Entity Small Business</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xml:lang="en-US">Entity Emerging Growth Company</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod" xlink:label="dei_EntityExTransitionPeriod" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityExTransitionPeriod" xlink:to="dei_EntityExTransitionPeriod_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityExTransitionPeriod_lbl" xml:lang="en-US">Elected Not To Use the Extended Transition Period</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAccountingStandard" xlink:label="dei_DocumentAccountingStandard" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentAccountingStandard" xlink:to="dei_DocumentAccountingStandard_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentAccountingStandard_lbl" xml:lang="en-US">Document Accounting Standard</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_OtherReportingStandardItemNumber" xlink:label="dei_OtherReportingStandardItemNumber" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_OtherReportingStandardItemNumber" xlink:to="dei_OtherReportingStandardItemNumber_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_OtherReportingStandardItemNumber_lbl" xml:lang="en-US">Other Reporting Standard Item Number</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityShellCompany" xlink:label="dei_EntityShellCompany" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityShellCompany" xlink:to="dei_EntityShellCompany_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityShellCompany_lbl" xml:lang="en-US">Entity Shell Company</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPublicFloat" xlink:label="dei_EntityPublicFloat" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityPublicFloat" xlink:to="dei_EntityPublicFloat_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityPublicFloat_lbl" xml:lang="en-US">Entity Public Float</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityBankruptcyProceedingsReportingCurrent" xlink:label="dei_EntityBankruptcyProceedingsReportingCurrent" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityBankruptcyProceedingsReportingCurrent" xlink:to="dei_EntityBankruptcyProceedingsReportingCurrent_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityBankruptcyProceedingsReportingCurrent_lbl" xml:lang="en-US">Entity Bankruptcy Proceedings, Reporting Current</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="dei_EntityCommonStockSharesOutstanding" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCommonStockSharesOutstanding" xlink:to="dei_EntityCommonStockSharesOutstanding_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xml:lang="en-US">Entity Common Stock, Shares Outstanding</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentsIncorporatedByReferenceTextBlock" xlink:label="dei_DocumentsIncorporatedByReferenceTextBlock" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentsIncorporatedByReferenceTextBlock" xlink:to="dei_DocumentsIncorporatedByReferenceTextBlock_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentsIncorporatedByReferenceTextBlock_lbl" xml:lang="en-US">Documents Incorporated by Reference [Text Block]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_StatementOfChangesInEquityTable" xlink:label="ifrs-full_StatementOfChangesInEquityTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_StatementOfChangesInEquityTable" xlink:to="ifrs-full_StatementOfChangesInEquityTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_StatementOfChangesInEquityTable_lbl" xml:lang="en-US">Statement of changes in equity [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_IfrsStatementLineItems" xlink:label="YMAT_IfrsStatementLineItems" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IfrsStatementLineItems" xlink:to="YMAT_IfrsStatementLineItems_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_IfrsStatementLineItems_lbl" xml:lang="en-US">IfrsStatementLineItems [Line Items]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AssetsAbstract" xlink:label="ifrs-full_AssetsAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AssetsAbstract" xlink:to="ifrs-full_AssetsAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AssetsAbstract_lbl" xml:lang="en-US">Assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentAssetsAbstract" xlink:label="ifrs-full_CurrentAssetsAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_CurrentAssetsAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentAssetsAbstract_lbl" xml:lang="en-US">Current assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="ifrs-full_CashAndCashEquivalents" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashAndCashEquivalents" xlink:to="ifrs-full_CashAndCashEquivalents_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashAndCashEquivalents_lbl" xml:lang="en-US">Cash and cash equivalents</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentFinancialAssetsAtAmortisedCost" xlink:label="ifrs-full_CurrentFinancialAssetsAtAmortisedCost" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentFinancialAssetsAtAmortisedCost" xlink:to="ifrs-full_CurrentFinancialAssetsAtAmortisedCost_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentFinancialAssetsAtAmortisedCost_lbl" xml:lang="en-US">Current financial assets at amortized cost</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentReceivables" xlink:label="ifrs-full_TradeAndOtherCurrentReceivables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeAndOtherCurrentReceivables" xlink:to="ifrs-full_TradeAndOtherCurrentReceivables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TradeAndOtherCurrentReceivables_lbl" xml:lang="en-US">Accounts receivable, net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherCurrentReceivables" xlink:label="ifrs-full_OtherCurrentReceivables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherCurrentReceivables" xlink:to="ifrs-full_OtherCurrentReceivables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherCurrentReceivables_lbl" xml:lang="en-US">Other receivables</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Inventories" xlink:label="ifrs-full_Inventories" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Inventories" xlink:to="ifrs-full_Inventories_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Inventories_lbl" xml:lang="en-US">Inventories, net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentPrepayments" xlink:label="ifrs-full_CurrentPrepayments" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentPrepayments" xlink:to="ifrs-full_CurrentPrepayments_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentPrepayments_lbl" xml:lang="en-US">Prepayments</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents" xlink:label="ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents" xlink:to="ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents_lbl" xml:lang="en-US">Guarantee deposits - Current assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentAssets" xlink:label="ifrs-full_CurrentAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentAssets" xlink:to="ifrs-full_CurrentAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CurrentAssets_lbl" xml:lang="en-US">Current assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentAssetsAbstract" xlink:label="ifrs-full_NoncurrentAssetsAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentAssetsAbstract" xlink:to="ifrs-full_NoncurrentAssetsAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentAssetsAbstract_lbl" xml:lang="en-US">Non-current assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:label="ifrs-full_NoncurrentFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentFinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:to="ifrs-full_NoncurrentFinancialAssetsAtFairValueThroughOtherComprehensiveIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentFinancialAssetsAtFairValueThroughOtherComprehensiveIncome_lbl" xml:lang="en-US">Non-current financial assets at fair value through other comprehensive income</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PropertyPlantAndEquipment" xlink:label="ifrs-full_PropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PropertyPlantAndEquipment" xlink:to="ifrs-full_PropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PropertyPlantAndEquipment_lbl" xml:lang="en-US">Property, plant, and equipment, net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RightofuseAssets" xlink:label="ifrs-full_RightofuseAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RightofuseAssets" xlink:to="ifrs-full_RightofuseAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RightofuseAssets_lbl" xml:lang="en-US">Right-of-use assets, net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:label="ifrs-full_IntangibleAssetsOtherThanGoodwill" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:to="ifrs-full_IntangibleAssetsOtherThanGoodwill_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IntangibleAssetsOtherThanGoodwill_lbl" xml:lang="en-US">Intangible assets, net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredTaxAssets" xlink:label="ifrs-full_DeferredTaxAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DeferredTaxAssets" xlink:to="ifrs-full_DeferredTaxAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DeferredTaxAssets_lbl" xml:lang="en-US">Deferred tax assets, net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LongtermDeposits" xlink:label="ifrs-full_LongtermDeposits" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LongtermDeposits" xlink:to="ifrs-full_LongtermDeposits_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LongtermDeposits_lbl" xml:lang="en-US">Guarantee deposits</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherNoncurrentAssets" xlink:label="ifrs-full_OtherNoncurrentAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherNoncurrentAssets" xlink:to="ifrs-full_OtherNoncurrentAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherNoncurrentAssets_lbl" xml:lang="en-US">Other non-current assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentAssets" xlink:label="ifrs-full_NoncurrentAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentAssets" xlink:to="ifrs-full_NoncurrentAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_NoncurrentAssets_lbl" xml:lang="en-US">Non-current assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Assets" xlink:label="ifrs-full_Assets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Assets" xlink:to="ifrs-full_Assets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_Assets_lbl" xml:lang="en-US">Total assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityAndLiabilitiesAbstract" xlink:label="ifrs-full_EquityAndLiabilitiesAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAndLiabilitiesAbstract" xlink:to="ifrs-full_EquityAndLiabilitiesAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EquityAndLiabilitiesAbstract_lbl" xml:lang="en-US">Liabilities and Equity (Deficit)</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentLiabilitiesAbstract" xlink:label="ifrs-full_CurrentLiabilitiesAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="ifrs-full_CurrentLiabilitiesAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentLiabilitiesAbstract_lbl" xml:lang="en-US">Current liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ShorttermBorrowing" xlink:label="YMAT_ShorttermBorrowing" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ShorttermBorrowing" xlink:to="YMAT_ShorttermBorrowing_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ShorttermBorrowing_lbl" xml:lang="en-US">Short-term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ShorttermLoansFromRelatedParty" xlink:label="YMAT_ShorttermLoansFromRelatedParty" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ShorttermLoansFromRelatedParty" xlink:to="YMAT_ShorttermLoansFromRelatedParty_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ShorttermLoansFromRelatedParty_lbl" xml:lang="en-US">Short-term loans from a related party</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentPortionOfLongtermBorrowings" xlink:label="ifrs-full_CurrentPortionOfLongtermBorrowings" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentPortionOfLongtermBorrowings" xlink:to="ifrs-full_CurrentPortionOfLongtermBorrowings_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentPortionOfLongtermBorrowings_lbl" xml:lang="en-US">Long-term loans due within one year</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentContractLiabilities" xlink:label="ifrs-full_CurrentContractLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentContractLiabilities" xlink:to="ifrs-full_CurrentContractLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentContractLiabilities_lbl" xml:lang="en-US">Contract liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayables" xlink:label="ifrs-full_TradeAndOtherCurrentPayables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeAndOtherCurrentPayables" xlink:to="ifrs-full_TradeAndOtherCurrentPayables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TradeAndOtherCurrentPayables_lbl" xml:lang="en-US">Accounts payable</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherCurrentPayables" xlink:label="ifrs-full_OtherCurrentPayables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherCurrentPayables" xlink:to="ifrs-full_OtherCurrentPayables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherCurrentPayables_lbl" xml:lang="en-US">Other payables</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentTaxLiabilitiesCurrent" xlink:label="ifrs-full_CurrentTaxLiabilitiesCurrent" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentTaxLiabilitiesCurrent" xlink:to="ifrs-full_CurrentTaxLiabilitiesCurrent_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentTaxLiabilitiesCurrent_lbl" xml:lang="en-US">Current tax liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentLeaseLiabilities" xlink:label="ifrs-full_CurrentLeaseLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentLeaseLiabilities" xlink:to="ifrs-full_CurrentLeaseLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentLeaseLiabilities_lbl" xml:lang="en-US">Current lease liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherCurrentLiabilities" xlink:label="ifrs-full_OtherCurrentLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherCurrentLiabilities" xlink:to="ifrs-full_OtherCurrentLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherCurrentLiabilities_lbl" xml:lang="en-US">Other current liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentLiabilities" xlink:label="ifrs-full_CurrentLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentLiabilities" xlink:to="ifrs-full_CurrentLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CurrentLiabilities_lbl" xml:lang="en-US">Current liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentLiabilitiesAbstract" xlink:label="ifrs-full_NoncurrentLiabilitiesAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="ifrs-full_NoncurrentLiabilitiesAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentLiabilitiesAbstract_lbl" xml:lang="en-US">Non-current liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LongtermBorrowings" xlink:label="ifrs-full_LongtermBorrowings" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LongtermBorrowings" xlink:to="ifrs-full_LongtermBorrowings_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LongtermBorrowings_lbl" xml:lang="en-US">Long-term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredTaxLiabilities" xlink:label="ifrs-full_DeferredTaxLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DeferredTaxLiabilities" xlink:to="ifrs-full_DeferredTaxLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DeferredTaxLiabilities_lbl" xml:lang="en-US">Deferred tax liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentLiabilities" xlink:label="ifrs-full_NoncurrentLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentLiabilities" xlink:to="ifrs-full_NoncurrentLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_NoncurrentLiabilities_lbl" xml:lang="en-US">Non-current liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Liabilities" xlink:label="ifrs-full_Liabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Liabilities" xlink:to="ifrs-full_Liabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_Liabilities_lbl" xml:lang="en-US">Total liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityAbstract" xlink:label="ifrs-full_EquityAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_EquityAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EquityAbstract_lbl" xml:lang="en-US">Equity (deficit) attributable to owners of parent</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IssuedCapital" xlink:label="ifrs-full_IssuedCapital" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IssuedCapital" xlink:to="ifrs-full_IssuedCapital_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IssuedCapital_lbl" xml:lang="en-US">Ordinary shares</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CapitalReserve" xlink:label="ifrs-full_CapitalReserve" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CapitalReserve" xlink:to="ifrs-full_CapitalReserve_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CapitalReserve_lbl" xml:lang="en-US">Capital surplus</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RetainedEarnings" xlink:label="ifrs-full_RetainedEarnings" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RetainedEarnings" xlink:to="ifrs-full_RetainedEarnings_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RetainedEarnings_lbl" xml:lang="en-US">Accumulated deficit</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AccumulatedOtherComprehensiveIncome" xlink:label="ifrs-full_AccumulatedOtherComprehensiveIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AccumulatedOtherComprehensiveIncome" xlink:to="ifrs-full_AccumulatedOtherComprehensiveIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AccumulatedOtherComprehensiveIncome_lbl" xml:lang="en-US">Accumulated other comprehensive loss</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityAttributableToOwnersOfParent" xlink:label="ifrs-full_EquityAttributableToOwnersOfParent" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAttributableToOwnersOfParent" xlink:to="ifrs-full_EquityAttributableToOwnersOfParent_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_EquityAttributableToOwnersOfParent_lbl" xml:lang="en-US">Total equity (deficit)</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityAndLiabilities" xlink:label="ifrs-full_EquityAndLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAndLiabilities" xlink:to="ifrs-full_EquityAndLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_EquityAndLiabilities_lbl" xml:lang="en-US">Total liabilities and equity (deficit)</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeStatementAbstract" xlink:label="ifrs-full_IncomeStatementAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_IncomeStatementAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncomeStatementAbstract_lbl" xml:lang="en-US">Profit or loss [abstract]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Revenue" xlink:label="ifrs-full_Revenue" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Revenue" xlink:to="ifrs-full_Revenue_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Revenue_lbl" xml:lang="en-US">Operating revenue</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CostOfSales" xlink:label="ifrs-full_CostOfSales" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CostOfSales" xlink:to="ifrs-full_CostOfSales_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_CostOfSales_lbl" xml:lang="en-US">Cost of revenue</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GrossProfit" xlink:label="ifrs-full_GrossProfit" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GrossProfit" xlink:to="ifrs-full_GrossProfit_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_GrossProfit_lbl" xml:lang="en-US">Gross profit from operations</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OperatingExpenseAbstract" xlink:label="YMAT_OperatingExpenseAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OperatingExpenseAbstract" xlink:to="YMAT_OperatingExpenseAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OperatingExpenseAbstract_lbl" xml:lang="en-US">Operating expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SellingExpense" xlink:label="ifrs-full_SellingExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_SellingExpense" xlink:to="ifrs-full_SellingExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_SellingExpense_lbl" xml:lang="en-US">Selling expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GeneralAndAdministrativeExpense" xlink:label="ifrs-full_GeneralAndAdministrativeExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GeneralAndAdministrativeExpense" xlink:to="ifrs-full_GeneralAndAdministrativeExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_GeneralAndAdministrativeExpense_lbl" xml:lang="en-US">Administrative expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ResearchAndDevelopmentExpense" xlink:label="ifrs-full_ResearchAndDevelopmentExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ResearchAndDevelopmentExpense" xlink:to="ifrs-full_ResearchAndDevelopmentExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_ResearchAndDevelopmentExpense_lbl" xml:lang="en-US">Research and development expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OperatingExpense" xlink:label="ifrs-full_OperatingExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OperatingExpense" xlink:to="ifrs-full_OperatingExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="ifrs-full_OperatingExpense_lbl" xml:lang="en-US">Total operating expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossFromOperatingActivities" xlink:label="ifrs-full_ProfitLossFromOperatingActivities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLossFromOperatingActivities" xlink:to="ifrs-full_ProfitLossFromOperatingActivities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_ProfitLossFromOperatingActivities_lbl" xml:lang="en-US">Net operating (loss) income</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_NonOperatingIncomeAndExpensesAbstract" xlink:label="YMAT_NonOperatingIncomeAndExpensesAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NonOperatingIncomeAndExpensesAbstract" xlink:to="YMAT_NonOperatingIncomeAndExpensesAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_NonOperatingIncomeAndExpensesAbstract_lbl" xml:lang="en-US">Non-operating income and expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherGainsLosses" xlink:label="ifrs-full_OtherGainsLosses" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherGainsLosses" xlink:to="ifrs-full_OtherGainsLosses_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherGainsLosses_lbl" xml:lang="en-US">Other gains (losses), net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinanceCosts" xlink:label="ifrs-full_FinanceCosts" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinanceCosts" xlink:to="ifrs-full_FinanceCosts_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_FinanceCosts_lbl" xml:lang="en-US">Finance costs</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RevenueFromInterest" xlink:label="ifrs-full_RevenueFromInterest" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RevenueFromInterest" xlink:to="ifrs-full_RevenueFromInterest_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RevenueFromInterest_lbl" xml:lang="en-US">Interest income</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss" xlink:to="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss_lbl" xml:lang="en-US">Foreign exchange gains</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_NonOperatingExpensesAndIncome" xlink:label="YMAT_NonOperatingExpensesAndIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NonOperatingExpensesAndIncome" xlink:to="YMAT_NonOperatingExpensesAndIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="YMAT_NonOperatingExpensesAndIncome_lbl" xml:lang="en-US">Non-operating income and expenses, net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossBeforeTax" xlink:label="ifrs-full_ProfitLossBeforeTax" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLossBeforeTax" xlink:to="ifrs-full_ProfitLossBeforeTax_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_ProfitLossBeforeTax_lbl" xml:lang="en-US">(Loss) profit before income tax</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_lbl" xml:lang="en-US">Income tax credit (expense)</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLoss" xlink:to="ifrs-full_ProfitLoss_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_ProfitLoss_lbl" xml:lang="en-US">(Loss) profit after income tax</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncomeAbstract" xlink:label="ifrs-full_OtherComprehensiveIncomeAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherComprehensiveIncomeAbstract" xlink:to="ifrs-full_OtherComprehensiveIncomeAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherComprehensiveIncomeAbstract_lbl" xml:lang="en-US">Component of other comprehensive income that will be reclassified to profit or loss</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslationOtherThanTranslationOfForeignOperations" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslationOtherThanTranslationOfForeignOperations" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslationOtherThanTranslationOfForeignOperations" xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslationOtherThanTranslationOfForeignOperations_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslationOtherThanTranslationOfForeignOperations_lbl" xml:lang="en-US">Exchange differences on translation of foreign operations</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ComprehensiveIncome" xlink:label="ifrs-full_ComprehensiveIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ComprehensiveIncome" xlink:to="ifrs-full_ComprehensiveIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_ComprehensiveIncome_lbl" xml:lang="en-US">Total comprehensive (loss) income</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EarningsPerShareAbstract" xlink:label="ifrs-full_EarningsPerShareAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EarningsPerShareAbstract" xlink:to="ifrs-full_EarningsPerShareAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EarningsPerShareAbstract_lbl" xml:lang="en-US">Basic and diluted</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BasicEarningsLossPerShare" xlink:label="ifrs-full_BasicEarningsLossPerShare" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_BasicEarningsLossPerShare_lbl" xml:lang="en-US">(Loss) earnings per share, Basic</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DilutedEarningsLossPerShare" xlink:label="ifrs-full_DilutedEarningsLossPerShare" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DilutedEarningsLossPerShare_lbl" xml:lang="en-US">(Loss) earnings per share, Diluted</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Equity" xlink:label="ifrs-full_Equity" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Equity" xlink:to="ifrs-full_Equity_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_Equity_lbl" xml:lang="en-US">Balance</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:label="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions_lbl" xml:lang="en-US">Share-based payments</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLoss" xlink:to="ifrs-full_ProfitLoss_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProfitLoss_2_lbl" xml:lang="en-US">Profit (loss) for the period</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslationOtherThanTranslationOfForeignOperations" xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslationOtherThanTranslationOfForeignOperations_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslationOtherThanTranslationOfForeignOperations_2_lbl" xml:lang="en-US">Financial statements translation differences of foreign operation</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_IncreaseDecreaseThroughSharebasedCompensationPlan" xlink:label="YMAT_IncreaseDecreaseThroughSharebasedCompensationPlan" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughSharebasedCompensationPlan" xlink:to="YMAT_IncreaseDecreaseThroughSharebasedCompensationPlan_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_IncreaseDecreaseThroughSharebasedCompensationPlan_lbl" xml:lang="en-US">Share-based Compensation Plan</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughConversionOfConvertibleInstruments" xlink:label="ifrs-full_IncreaseDecreaseThroughConversionOfConvertibleInstruments" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseThroughConversionOfConvertibleInstruments_lbl" xml:lang="en-US">Conversion of shareholder&#8217;s loan to shares</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan" xlink:label="YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan_lbl" xml:lang="en-US">Cancellation of shareholder&#8217;s loan</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Equity" xlink:to="ifrs-full_Equity_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_Equity_2_lbl" xml:lang="en-US">Balance</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_StatementOfCashFlowsAbstract" xlink:label="ifrs-full_StatementOfCashFlowsAbstract" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US">Statement of cash flows [abstract]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from operating activities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLossBeforeTax" xlink:to="ifrs-full_ProfitLossBeforeTax_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProfitLossBeforeTax_2_lbl" xml:lang="en-US">(Loss) profit before tax</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:label="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForReconcileProfitLossAbstract_lbl" xml:lang="en-US">Adjustments to reconcile (loss) profit</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DepreciationExpense" xlink:label="ifrs-full_DepreciationExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DepreciationExpense" xlink:to="ifrs-full_DepreciationExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DepreciationExpense_lbl" xml:lang="en-US">Depreciation expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment" xlink:label="ifrs-full_AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment" xlink:to="ifrs-full_AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment_lbl" xml:lang="en-US">Gain on disposal of property, plant and equipment</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DepreciationRightofuseAssets" xlink:label="ifrs-full_DepreciationRightofuseAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DepreciationRightofuseAssets" xlink:to="ifrs-full_DepreciationRightofuseAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DepreciationRightofuseAssets_lbl" xml:lang="en-US">Depreciation expenses-right-of-use assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AmortisationExpense" xlink:label="ifrs-full_AmortisationExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AmortisationExpense" xlink:to="ifrs-full_AmortisationExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AmortisationExpense_lbl" xml:lang="en-US">Amortization expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WritedownsReversalsOfInventories" xlink:label="ifrs-full_WritedownsReversalsOfInventories" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WritedownsReversalsOfInventories" xlink:to="ifrs-full_WritedownsReversalsOfInventories_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WritedownsReversalsOfInventories_lbl" xml:lang="en-US">Provision for allowance for valuation loss of inventories</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForSharebasedPayments" xlink:label="ifrs-full_AdjustmentsForSharebasedPayments" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForSharebasedPayments_lbl" xml:lang="en-US">Share-based payment</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForInterestIncome" xlink:label="ifrs-full_AdjustmentsForInterestIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AdjustmentsForInterestIncome" xlink:to="ifrs-full_AdjustmentsForInterestIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_AdjustmentsForInterestIncome_lbl" xml:lang="en-US">Interest income</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForFinanceCosts" xlink:label="ifrs-full_AdjustmentsForFinanceCosts" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForFinanceCosts_lbl" xml:lang="en-US">Finance costs</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ChangesInOperatingAssetsAndLiabilitiesAbstract" xlink:label="YMAT_ChangesInOperatingAssetsAndLiabilitiesAbstract" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ChangesInOperatingAssetsAndLiabilitiesAbstract_lbl" xml:lang="en-US">Changes in operating assets and liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInAccruedIncomeIncludingContractAssetsAbstract" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInAccruedIncomeIncludingContractAssetsAbstract" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInAccruedIncomeIncludingContractAssetsAbstract_lbl" xml:lang="en-US">Changes in operating assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAccountReceivable" />
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      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherOperatingReceivables" />
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      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInInventories" />
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      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInDeferredIncomeIncludingContractLiabilitiesAbstract" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInDeferredIncomeIncludingContractLiabilitiesAbstract" />
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      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperations" xlink:label="ifrs-full_CashFlowsFromUsedInOperations" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CashFlowsFromUsedInOperations_lbl" xml:lang="en-US">Cash flows used in operations</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestReceivedClassifiedAsOperatingActivities" xlink:label="ifrs-full_InterestReceivedClassifiedAsOperatingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InterestReceivedClassifiedAsOperatingActivities_lbl" xml:lang="en-US">Interest received</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:label="ifrs-full_InterestPaidClassifiedAsOperatingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_InterestPaidClassifiedAsOperatingActivities_lbl" xml:lang="en-US">Interest paid</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities_lbl" xml:lang="en-US">Net cash flows used in operating activities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from investing activities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PurchaseOfFinancialAssetsMeasuredAtAmortisedCostClassifiedAsInvestingActivities" xlink:label="ifrs-full_PurchaseOfFinancialAssetsMeasuredAtAmortisedCostClassifiedAsInvestingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_PurchaseOfFinancialAssetsMeasuredAtAmortisedCostClassifiedAsInvestingActivities_lbl" xml:lang="en-US">Advance to financial assets at amortized cost</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PaymentsForAdditionOfGuaranteeDeposits" xlink:label="YMAT_PaymentsForAdditionOfGuaranteeDeposits" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="YMAT_PaymentsForAdditionOfGuaranteeDeposits_lbl" xml:lang="en-US">Addition of guarantee deposits</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities" xlink:label="ifrs-full_CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities_lbl" xml:lang="en-US">Other advances</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashAdvancesAndLoansMadeToRelatedParties" xlink:label="ifrs-full_CashAdvancesAndLoansMadeToRelatedParties" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_CashAdvancesAndLoansMadeToRelatedParties_lbl" xml:lang="en-US">Advances to related parties</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:label="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_lbl" xml:lang="en-US">Purchases of property, plant and equipment</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:label="ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities_lbl" xml:lang="en-US">Purchases of intangible assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities_lbl" xml:lang="en-US">Net cash flows used in investing activities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract_lbl" xml:lang="en-US">Cash flows from financing activities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromCurrentBorrowings" xlink:label="ifrs-full_ProceedsFromCurrentBorrowings" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProceedsFromCurrentBorrowings_lbl" xml:lang="en-US">Proceeds from short-term bank loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RepaymentsOfCurrentBorrowings" xlink:label="ifrs-full_RepaymentsOfCurrentBorrowings" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_RepaymentsOfCurrentBorrowings_lbl" xml:lang="en-US">Repayments of short-term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:label="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities_lbl" xml:lang="en-US">Payment on lease liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:label="ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities_lbl" xml:lang="en-US">Proceeds from long-term bank loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:label="ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_lbl" xml:lang="en-US">Repayments of long-term bank loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashAdvancesAndLoansFromRelatedParties" xlink:label="ifrs-full_CashAdvancesAndLoansFromRelatedParties" />
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      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashRepaymentsOfAdvancesAndLoansFromRelatedParties" xlink:label="ifrs-full_CashRepaymentsOfAdvancesAndLoansFromRelatedParties" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_CashRepaymentsOfAdvancesAndLoansFromRelatedParties_lbl" xml:lang="en-US">Repayment of director&#8217;s loan</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PaymentsForShareIssueCosts" xlink:label="ifrs-full_PaymentsForShareIssueCosts" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_PaymentsForShareIssueCosts_lbl" xml:lang="en-US">Deferred IPO Cost</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities_lbl" xml:lang="en-US">Net cash flows from financing activities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:label="ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" />
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      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureCorporateAndGroupInformationAbstract" xlink:label="YMAT_DisclosureCorporateAndGroupInformationAbstract" />
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      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfCorporateAndGroupInformationExplanatory" xlink:label="YMAT_DisclosureOfCorporateAndGroupInformationExplanatory" />
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      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfLongTermBorrowingsExplanatory" xlink:label="YMAT_DisclosureOfLongTermBorrowingsExplanatory" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfCapitalManagementExplanatory_lbl" xml:lang="en-US">Capital management</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfFinancialInstrumentsExplanatory" xlink:label="ifrs-full_DisclosureOfFinancialInstrumentsExplanatory" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfFinancialInstrumentsExplanatory_lbl" xml:lang="en-US">Financial instruments</link:label>
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureFairValueInformationAbstract" xlink:to="YMAT_DisclosureFairValueInformationAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureFairValueInformationAbstract_lbl" xml:lang="en-US">Fair Value Information</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfFairValueInformationExplanatory" xlink:label="YMAT_DisclosureOfFairValueInformationExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfFairValueInformationExplanatory" xlink:to="YMAT_DisclosureOfFairValueInformationExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfFairValueInformationExplanatory_lbl" xml:lang="en-US">Fair value information</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory" xlink:label="ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfEntitysReportableSegmentsExplanatory_lbl" xml:lang="en-US">Segment Information</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureSignificantEventsAfterReportingPeriodAbstract" xlink:label="YMAT_DisclosureSignificantEventsAfterReportingPeriodAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureSignificantEventsAfterReportingPeriodAbstract" xlink:to="YMAT_DisclosureSignificantEventsAfterReportingPeriodAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureSignificantEventsAfterReportingPeriodAbstract_lbl" xml:lang="en-US">Significant Events After Reporting Period</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfSignificantEventsAfterReportingPeriodExplanatory" xlink:label="YMAT_DisclosureOfSignificantEventsAfterReportingPeriodExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfSignificantEventsAfterReportingPeriodExplanatory" xlink:to="YMAT_DisclosureOfSignificantEventsAfterReportingPeriodExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfSignificantEventsAfterReportingPeriodExplanatory_lbl" xml:lang="en-US">Significant events after the reporting period</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DescriptionOfAccountingPolicyForStatementOfIFRSComplianceExplanatory" xlink:label="YMAT_DescriptionOfAccountingPolicyForStatementOfIFRSComplianceExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DescriptionOfAccountingPolicyForStatementOfIFRSComplianceExplanatory" xlink:to="YMAT_DescriptionOfAccountingPolicyForStatementOfIFRSComplianceExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DescriptionOfAccountingPolicyForStatementOfIFRSComplianceExplanatory_lbl" xml:lang="en-US">Statement of compliance</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DescriptionOfAccountingPolicyForBasisOfPreparationOfFinancialStatementsExplanatory" xlink:label="YMAT_DescriptionOfAccountingPolicyForBasisOfPreparationOfFinancialStatementsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DescriptionOfAccountingPolicyForBasisOfPreparationOfFinancialStatementsExplanatory" xlink:to="YMAT_DescriptionOfAccountingPolicyForBasisOfPreparationOfFinancialStatementsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DescriptionOfAccountingPolicyForBasisOfPreparationOfFinancialStatementsExplanatory_lbl" xml:lang="en-US">Basis of preparation</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory" xlink:label="YMAT_DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory" xlink:to="YMAT_DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory_lbl" xml:lang="en-US">Basis of consolidation</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory" xlink:to="ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForIncomeTaxExplanatory_lbl" xml:lang="en-US">Income taxes</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory" xlink:to="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory_lbl" xml:lang="en-US">Property, plant and equipment</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory" xlink:label="ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory" xlink:to="ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfMaterialAccountingPolicyInformationExplanatory_lbl" xml:lang="en-US">Critical accounting judgments, estimates and key sources of assumption uncertainty</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory" xlink:label="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory" xlink:to="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory_lbl" xml:lang="en-US">Schedule of subsidiaries</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory_lbl" xml:lang="en-US">Schedule of estimated useful lives of property plant and equipment</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutCashAndCashEquivalentExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCashAndCashEquivalentExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutCashAndCashEquivalentExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutCashAndCashEquivalentExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCashAndCashEquivalentExplanatory_lbl" xml:lang="en-US">Schedule of cash and cash equivalents</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutBreakdownOfCashAndCashEquivalentsByOriginalCurrencyExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutBreakdownOfCashAndCashEquivalentsByOriginalCurrencyExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutBreakdownOfCashAndCashEquivalentsByOriginalCurrencyExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutBreakdownOfCashAndCashEquivalentsByOriginalCurrencyExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutBreakdownOfCashAndCashEquivalentsByOriginalCurrencyExplanatory_lbl" xml:lang="en-US">Schedule of breakdown of cash and cash equivalents by original currency</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherReceivablesExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherReceivablesExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherReceivablesExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherReceivablesExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherReceivablesExplanatory_lbl" xml:lang="en-US">Schedule of accounts receivable</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutMaturityAnalysisOfTradeAndOtherReceivablesExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutMaturityAnalysisOfTradeAndOtherReceivablesExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutMaturityAnalysisOfTradeAndOtherReceivablesExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutMaturityAnalysisOfTradeAndOtherReceivablesExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutMaturityAnalysisOfTradeAndOtherReceivablesExplanatory_lbl" xml:lang="en-US">Schedule of maturity analysis</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutInventoriesInformationExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutInventoriesInformationExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutInventoriesInformationExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutInventoriesInformationExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutInventoriesInformationExplanatory_lbl" xml:lang="en-US">Schedule of inventories</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutInventoriesRecognizedExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutInventoriesRecognizedExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutInventoriesRecognizedExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutInventoriesRecognizedExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutInventoriesRecognizedExplanatory_lbl" xml:lang="en-US">Schedule of cost of inventories</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutPrepaymentsAndOtherAssetsExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPrepaymentsAndOtherAssetsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutPrepaymentsAndOtherAssetsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutPrepaymentsAndOtherAssetsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPrepaymentsAndOtherAssetsExplanatory_lbl" xml:lang="en-US">Schedule of prepayments</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutNonCurrentFinancialAssetsAtProfitOrLossExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutNonCurrentFinancialAssetsAtProfitOrLossExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutNonCurrentFinancialAssetsAtProfitOrLossExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutNonCurrentFinancialAssetsAtProfitOrLossExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutNonCurrentFinancialAssetsAtProfitOrLossExplanatory_lbl" xml:lang="en-US">Schedule of non-current financial assets at fair value</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory_lbl" xml:lang="en-US">Schedule of property, plant and equipment, net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory" xlink:label="ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfAdditionalInformationAboutLeasingActivitiesForLesseeExplanatory_lbl" xml:lang="en-US">Schedule of carrying amount of right of use assets</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutRightofuseAssetsExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutRightofuseAssetsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutRightofuseAssetsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutRightofuseAssetsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutRightofuseAssetsExplanatory_lbl" xml:lang="en-US">Schedule of depreciation of right of use assets</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutLeaseContractExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLeaseContractExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutLeaseContractExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutLeaseContractExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLeaseContractExplanatory_lbl" xml:lang="en-US">Schedule of information of profit and loss</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory_lbl" xml:lang="en-US">Schedule of other non-current assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory_lbl" xml:lang="en-US">Schedule of short- term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatory" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatory_lbl" xml:lang="en-US">Schedule of other payables</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutLongTermBorrowingsExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLongTermBorrowingsExplanatory" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLongTermBorrowingsExplanatory_lbl" xml:lang="en-US">Schedule of long term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:label="ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory" xlink:to="ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory_lbl" xml:lang="en-US">Schedule of share based payment arrangements</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutSharebasedPaymentArrangementExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutSharebasedPaymentArrangementExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutSharebasedPaymentArrangementExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutSharebasedPaymentArrangementExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutSharebasedPaymentArrangementExplanatory_lbl" xml:lang="en-US">Schedule of share based payment transactions</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutShareCapitalAndOtherEquityInterestExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutShareCapitalAndOtherEquityInterestExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutShareCapitalAndOtherEquityInterestExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutShareCapitalAndOtherEquityInterestExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutShareCapitalAndOtherEquityInterestExplanatory_lbl" xml:lang="en-US">Schedule of ordinary shares</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutCapitalSurplusExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCapitalSurplusExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutCapitalSurplusExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutCapitalSurplusExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCapitalSurplusExplanatory_lbl" xml:lang="en-US">Schedule of capital surplus</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:label="ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory" xlink:to="ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersExplanatory_lbl" xml:lang="en-US">Schedule of disaggregation of revenue</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InformationAboutRelationshipBetweenDisclosureOfDisaggregatedRevenueFromContractsWithCustomersAndRevenueInformationForReportableSegmentsExplanatory" xlink:label="ifrs-full_InformationAboutRelationshipBetweenDisclosureOfDisaggregatedRevenueFromContractsWithCustomersAndRevenueInformationForReportableSegmentsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InformationAboutRelationshipBetweenDisclosureOfDisaggregatedRevenueFromContractsWithCustomersAndRevenueInformationForReportableSegmentsExplanatory" xlink:to="ifrs-full_InformationAboutRelationshipBetweenDisclosureOfDisaggregatedRevenueFromContractsWithCustomersAndRevenueInformationForReportableSegmentsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InformationAboutRelationshipBetweenDisclosureOfDisaggregatedRevenueFromContractsWithCustomersAndRevenueInformationForReportableSegmentsExplanatory_lbl" xml:lang="en-US">Schedule of revenue for geographical regions</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutTimingOfRevenueRecognitionExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutTimingOfRevenueRecognitionExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutTimingOfRevenueRecognitionExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutTimingOfRevenueRecognitionExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutTimingOfRevenueRecognitionExplanatory_lbl" xml:lang="en-US">Schedule of timing of revenue recognition</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" xlink:label="ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory" xlink:to="ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ExplanationOfSignificantChangesInContractAssetsAndContractLiabilitiesExplanatory_lbl" xml:lang="en-US">Schedule of contract liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutFinanceCostsExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutFinanceCostsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutFinanceCostsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutFinanceCostsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutFinanceCostsExplanatory_lbl" xml:lang="en-US">Schedule of finance costs</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutExpenseByNatureExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutExpenseByNatureExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutExpenseByNatureExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutExpenseByNatureExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutExpenseByNatureExplanatory_lbl" xml:lang="en-US">Schedule of expenses by nature</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutComponentsOfIncomeTaxCreditExpenseExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutComponentsOfIncomeTaxCreditExpenseExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutComponentsOfIncomeTaxCreditExpenseExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutComponentsOfIncomeTaxCreditExpenseExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutComponentsOfIncomeTaxCreditExpenseExplanatory_lbl" xml:lang="en-US">Schedule of components of income tax (credit) expense</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutEarningsPerShareExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutEarningsPerShareExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutEarningsPerShareExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutEarningsPerShareExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutEarningsPerShareExplanatory_lbl" xml:lang="en-US">Schedule of loss earnings per share</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutPurchaseOfGoodsExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPurchaseOfGoodsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutPurchaseOfGoodsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutPurchaseOfGoodsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPurchaseOfGoodsExplanatory_lbl" xml:lang="en-US">Schedule of purchase of goods</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutEndorsementsAndGuaranteesProvidedByRelatedPartiesExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutEndorsementsAndGuaranteesProvidedByRelatedPartiesExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutEndorsementsAndGuaranteesProvidedByRelatedPartiesExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutEndorsementsAndGuaranteesProvidedByRelatedPartiesExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutEndorsementsAndGuaranteesProvidedByRelatedPartiesExplanatory_lbl" xml:lang="en-US">Schedule of endorsements and guarantees provided by related parties</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory" xlink:label="ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory" xlink:to="ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfInformationAboutKeyManagementPersonnelExplanatory_lbl" xml:lang="en-US">Schedule of key management compensation</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutPledgedAssetsExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPledgedAssetsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutPledgedAssetsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutPledgedAssetsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPledgedAssetsExplanatory_lbl" xml:lang="en-US">Schedule of pledged assets</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutCapitalManagementExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCapitalManagementExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutCapitalManagementExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutCapitalManagementExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCapitalManagementExplanatory_lbl" xml:lang="en-US">Schedule of debt to capital ratio</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDetailedInformationAboutFinancialInstrumentsExplanatory" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutFinancialInstrumentsExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfDetailedInformationAboutFinancialInstrumentsExplanatory" xlink:to="ifrs-full_DisclosureOfDetailedInformationAboutFinancialInstrumentsExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutFinancialInstrumentsExplanatory_lbl" xml:lang="en-US">Schedule of financial instruments</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutLossRateMethodologyExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLossRateMethodologyExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutLossRateMethodologyExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutLossRateMethodologyExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLossRateMethodologyExplanatory_lbl" xml:lang="en-US">Schedule of loss rate methodology</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisclosureOfDetailedInformationAboutLossAllowanceForAccountsReceivableExplanatory" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLossAllowanceForAccountsReceivableExplanatory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutLossAllowanceForAccountsReceivableExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutLossAllowanceForAccountsReceivableExplanatory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLossAllowanceForAccountsReceivableExplanatory_lbl" xml:lang="en-US">Schedule of loss allowance for accounts receivable</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfSharesIssued" xlink:label="ifrs-full_NumberOfSharesIssued" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfSharesIssued" xlink:to="ifrs-full_NumberOfSharesIssued_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfSharesIssued_lbl" xml:lang="en-US">Shares issued</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ParValuePerShare" xlink:label="ifrs-full_ParValuePerShare" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ParValuePerShare" xlink:to="ifrs-full_ParValuePerShare_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ParValuePerShare_lbl" xml:lang="en-US">Shares issued, par value</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_SharesIssuedOfferingPrice" xlink:label="YMAT_SharesIssuedOfferingPrice" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_SharesIssuedOfferingPrice" xlink:to="YMAT_SharesIssuedOfferingPrice_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_SharesIssuedOfferingPrice_lbl" xml:lang="en-US">Shares issued, offering price</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromIssuingOtherEquityInstruments" xlink:label="ifrs-full_ProceedsFromIssuingOtherEquityInstruments" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProceedsFromIssuingOtherEquityInstruments" xlink:to="ifrs-full_ProceedsFromIssuingOtherEquityInstruments_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProceedsFromIssuingOtherEquityInstruments_lbl" xml:lang="en-US">Gross proceeds</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromIssuingShares" xlink:label="ifrs-full_ProceedsFromIssuingShares" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProceedsFromIssuingShares" xlink:to="ifrs-full_ProceedsFromIssuingShares_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProceedsFromIssuingShares_lbl" xml:lang="en-US">Net proceeds</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherFeeAndCommissionExpense" xlink:label="ifrs-full_OtherFeeAndCommissionExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherFeeAndCommissionExpense" xlink:to="ifrs-full_OtherFeeAndCommissionExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherFeeAndCommissionExpense_lbl" xml:lang="en-US">Underwriting discounts and commissions</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PaymentOfOfferingExpenses" xlink:label="YMAT_PaymentOfOfferingExpenses" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PaymentOfOfferingExpenses" xlink:to="YMAT_PaymentOfOfferingExpenses_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_PaymentOfOfferingExpenses_lbl" xml:lang="en-US">Offering expenses paid</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_AdditionalOfferingExpenses" xlink:label="YMAT_AdditionalOfferingExpenses" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_AdditionalOfferingExpenses" xlink:to="YMAT_AdditionalOfferingExpenses_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_AdditionalOfferingExpenses_lbl" xml:lang="en-US">Additional offering expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_UnderwritingDiscountsAndCommissionsAndTotalOffering" xlink:label="YMAT_UnderwritingDiscountsAndCommissionsAndTotalOffering" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_UnderwritingDiscountsAndCommissionsAndTotalOffering" xlink:to="YMAT_UnderwritingDiscountsAndCommissionsAndTotalOffering_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_UnderwritingDiscountsAndCommissionsAndTotalOffering_lbl" xml:lang="en-US">Underwriting discounts and commissions and total offering</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromIssueOfOrdinaryShares" xlink:label="ifrs-full_ProceedsFromIssueOfOrdinaryShares" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProceedsFromIssueOfOrdinaryShares" xlink:to="ifrs-full_ProceedsFromIssueOfOrdinaryShares_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProceedsFromIssueOfOrdinaryShares_lbl" xml:lang="en-US">Gross proceeds from issuance of shares</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_NetAmountRecognizedInAdditionalPaidinCapital" xlink:label="YMAT_NetAmountRecognizedInAdditionalPaidinCapital" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NetAmountRecognizedInAdditionalPaidinCapital" xlink:to="YMAT_NetAmountRecognizedInAdditionalPaidinCapital_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_NetAmountRecognizedInAdditionalPaidinCapital_lbl" xml:lang="en-US">Net amount recognized in additional paid-in capital</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesTable" xlink:label="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesTable" xlink:to="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesTable_lbl" xml:lang="en-US">Disclosure of subsidiaries [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NameOfSubsidiary" xlink:label="ifrs-full_NameOfSubsidiary" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NameOfSubsidiary" xlink:to="ifrs-full_NameOfSubsidiary_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NameOfSubsidiary_lbl" xml:lang="en-US">Name of investee</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" xlink:label="ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities" xlink:to="ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities_lbl" xml:lang="en-US">Main business</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary" xlink:label="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary" xlink:to="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CountryOfIncorporationOrResidenceOfSubsidiary_lbl" xml:lang="en-US">Location</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:label="ifrs-full_ProportionOfOwnershipInterestInSubsidiary" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProportionOfOwnershipInterestInSubsidiary" xlink:to="ifrs-full_ProportionOfOwnershipInterestInSubsidiary_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProportionOfOwnershipInterestInSubsidiary_lbl" xml:lang="en-US">Percentage of ownership</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable" xlink:label="ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable" xlink:to="ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfPropertyPlantAndEquipmentTable_lbl" xml:lang="en-US">Disclosure of detailed information about property, plant and equipment [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfUsefulLifePropertyPlantAndEquipment" xlink:label="ifrs-full_DescriptionOfUsefulLifePropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DescriptionOfUsefulLifePropertyPlantAndEquipment" xlink:to="ifrs-full_DescriptionOfUsefulLifePropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfUsefulLifePropertyPlantAndEquipment_lbl" xml:lang="en-US">Estimated useful lives</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment" xlink:label="ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment" xlink:to="ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment_lbl" xml:lang="en-US">Estimated useful lives</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashOnHand" xlink:label="ifrs-full_CashOnHand" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashOnHand" xlink:to="ifrs-full_CashOnHand_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashOnHand_lbl" xml:lang="en-US">Cash on hand and petty cash</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BankingArrangementsClassifiedAsCashEquivalents" xlink:label="ifrs-full_BankingArrangementsClassifiedAsCashEquivalents" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_BankingArrangementsClassifiedAsCashEquivalents" xlink:to="ifrs-full_BankingArrangementsClassifiedAsCashEquivalents_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_BankingArrangementsClassifiedAsCashEquivalents_lbl" xml:lang="en-US">Checking accounts and demand deposits</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashAndCashEquivalents" xlink:to="ifrs-full_CashAndCashEquivalents_4_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CashAndCashEquivalents_4_lbl" xml:lang="en-US">Cash and cash equivalents</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_IfrsStatementTable" xlink:label="YMAT_IfrsStatementTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IfrsStatementTable" xlink:to="YMAT_IfrsStatementTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_IfrsStatementTable_lbl" xml:lang="en-US">IfrsStatementTable [Table]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashAndCashEquivalents" xlink:to="ifrs-full_CashAndCashEquivalents_5_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_CashAndCashEquivalents_5_lbl" xml:lang="en-US">Cash and cash equivalents by original currency</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeReceivables" xlink:label="ifrs-full_TradeReceivables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeReceivables" xlink:to="ifrs-full_TradeReceivables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_TradeReceivables_lbl" xml:lang="en-US">Accounts receivable</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_AllowanceForCreditLoss" xlink:label="YMAT_AllowanceForCreditLoss" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_AllowanceForCreditLoss" xlink:to="YMAT_AllowanceForCreditLoss_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="YMAT_AllowanceForCreditLoss_lbl" xml:lang="en-US">Less: Allowance for expected credit loss (Note 27 (c))</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeAndOtherCurrentReceivables" xlink:to="ifrs-full_TradeAndOtherCurrentReceivables_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_TradeAndOtherCurrentReceivables_2_lbl" xml:lang="en-US">Total accounts receivable net</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateTable" xlink:label="ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateTable" xlink:to="ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfAmountsToBeRecoveredOrSettledAfterTwelveMonthsForClassesOfAssetsAndLiabilitiesThatContainAmountsToBeRecoveredOrSettledBothNoMoreAndMoreThanTwelveMonthsAfterReportingDateTable_lbl" xml:lang="en-US">Disclosure of amounts to be recovered or settled after twelve months for classes of assets and liabilities that contain amounts to be recovered or settled both no more and more than twelve months after reporting date [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:label="ifrs-full_DisclosureOfIntangibleAssetsTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfIntangibleAssetsTable" xlink:to="ifrs-full_DisclosureOfIntangibleAssetsTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfIntangibleAssetsTable_lbl" xml:lang="en-US">Disclosure of detailed information about intangible assets [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InventoriesAtFairValueLessCostsToSell" xlink:label="ifrs-full_InventoriesAtFairValueLessCostsToSell" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InventoriesAtFairValueLessCostsToSell" xlink:to="ifrs-full_InventoriesAtFairValueLessCostsToSell_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InventoriesAtFairValueLessCostsToSell_lbl" xml:lang="en-US">Inventory Cost</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InventoryWritedown2011" xlink:label="ifrs-full_InventoryWritedown2011" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InventoryWritedown2011" xlink:to="ifrs-full_InventoryWritedown2011_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_InventoryWritedown2011_lbl" xml:lang="en-US">Allowance for valuation loss</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InventoriesAtNetRealisableValue" xlink:label="ifrs-full_InventoriesAtNetRealisableValue" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InventoriesAtNetRealisableValue" xlink:to="ifrs-full_InventoriesAtNetRealisableValue_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InventoriesAtNetRealisableValue_lbl" xml:lang="en-US">Book value</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CostOfMerchandiseSold" xlink:label="ifrs-full_CostOfMerchandiseSold" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CostOfMerchandiseSold" xlink:to="ifrs-full_CostOfMerchandiseSold_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CostOfMerchandiseSold_lbl" xml:lang="en-US">Cost of goods sold</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ReversalOfLossOnInventoryWritedown" xlink:label="YMAT_ReversalOfLossOnInventoryWritedown" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ReversalOfLossOnInventoryWritedown" xlink:to="YMAT_ReversalOfLossOnInventoryWritedown_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ReversalOfLossOnInventoryWritedown_lbl" xml:lang="en-US">Loss on (reversal of loss on) inventory valuation</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod" xlink:label="ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod" xlink:to="ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod_lbl" xml:lang="en-US">Cost of inventories</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentAdvancesToSuppliers" xlink:label="ifrs-full_CurrentAdvancesToSuppliers" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentAdvancesToSuppliers" xlink:to="ifrs-full_CurrentAdvancesToSuppliers_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentAdvancesToSuppliers_lbl" xml:lang="en-US">Prepayment for purchases</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PrepaidSalesTax" xlink:label="YMAT_PrepaidSalesTax" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PrepaidSalesTax" xlink:to="YMAT_PrepaidSalesTax_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_PrepaidSalesTax_lbl" xml:lang="en-US">Prepaid sales tax</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PrepaymentForBusinessExpansion" xlink:label="YMAT_PrepaymentForBusinessExpansion" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PrepaymentForBusinessExpansion" xlink:to="YMAT_PrepaymentForBusinessExpansion_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_PrepaymentForBusinessExpansion_lbl" xml:lang="en-US">Prepayment for business expansion (Note)</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Prepayments" xlink:label="ifrs-full_Prepayments" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Prepayments" xlink:to="ifrs-full_Prepayments_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Prepayments_lbl" xml:lang="en-US">Other prepayments</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentPrepayments" xlink:to="ifrs-full_CurrentPrepayments_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_CurrentPrepayments_2_lbl" xml:lang="en-US">Prepayments&#160;</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfOffsettingOfFinancialAssetsTable" xlink:label="ifrs-full_DisclosureOfOffsettingOfFinancialAssetsTable" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfOffsettingOfFinancialAssetsTable_lbl" xml:lang="en-US">Disclosure of offsetting of financial assets [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentFinancialAssetsAtFairValueThroughProfitOrLoss" xlink:label="ifrs-full_NoncurrentFinancialAssetsAtFairValueThroughProfitOrLoss" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentFinancialAssetsAtFairValueThroughProfitOrLoss_lbl" xml:lang="en-US">Non-current financial assets&#160;</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:label="ifrs-full_PercentageOfVotingEquityInterestsAcquired" />
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      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable" xlink:label="ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable" xlink:to="ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfReconciliationOfChangesInGoodwillTable_lbl" xml:lang="en-US">Disclosure of reconciliation of changes in goodwill [table]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PropertyPlantAndEquipment" xlink:to="ifrs-full_PropertyPlantAndEquipment_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_PropertyPlantAndEquipment_2_lbl" xml:lang="en-US">Property, plant and equipment, net</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PropertyPlantAndEquipments" xlink:label="YMAT_PropertyPlantAndEquipments" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PropertyPlantAndEquipments" xlink:to="YMAT_PropertyPlantAndEquipments_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="YMAT_PropertyPlantAndEquipments_lbl" xml:lang="en-US">January 1</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:label="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:to="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment_lbl" xml:lang="en-US">Additions</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisposalsPropertyPlantAndEquipment" xlink:label="ifrs-full_DisposalsPropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisposalsPropertyPlantAndEquipment" xlink:to="ifrs-full_DisposalsPropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_DisposalsPropertyPlantAndEquipment_lbl" xml:lang="en-US">Disposals - cost</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DisposalsAccumulatedDepreciationPropertyPlantAndEquipment" xlink:label="YMAT_DisposalsAccumulatedDepreciationPropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisposalsAccumulatedDepreciationPropertyPlantAndEquipment" xlink:to="YMAT_DisposalsAccumulatedDepreciationPropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisposalsAccumulatedDepreciationPropertyPlantAndEquipment_lbl" xml:lang="en-US">Disposals &#8211; accumulated depreciation</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:label="ifrs-full_DepreciationPropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:to="ifrs-full_DepreciationPropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_DepreciationPropertyPlantAndEquipment_lbl" xml:lang="en-US">Depreciation expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:label="ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:to="ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment_lbl" xml:lang="en-US">Exchange adjustment</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PropertyPlantAndEquipments" xlink:to="YMAT_PropertyPlantAndEquipments_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="YMAT_PropertyPlantAndEquipments_2_lbl" xml:lang="en-US">December 31</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RightofuseAssets" xlink:to="ifrs-full_RightofuseAssets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_RightofuseAssets_2_lbl" xml:lang="en-US">Right-of-use Buildings</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfFairValueMeasurementOfAssetsTable" xlink:label="ifrs-full_DisclosureOfFairValueMeasurementOfAssetsTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfFairValueMeasurementOfAssetsTable" xlink:to="ifrs-full_DisclosureOfFairValueMeasurementOfAssetsTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfFairValueMeasurementOfAssetsTable_lbl" xml:lang="en-US">Disclosure of fair value measurement of assets [table]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DepreciationRightofuseAssets" xlink:to="ifrs-full_DepreciationRightofuseAssets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_DepreciationRightofuseAssets_2_lbl" xml:lang="en-US">Depreciation&#160;</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:label="ifrs-full_InterestExpenseOnLeaseLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:to="ifrs-full_InterestExpenseOnLeaseLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_InterestExpenseOnLeaseLiabilities_lbl" xml:lang="en-US">Interest expense on lease liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentPrepayments" xlink:label="ifrs-full_NoncurrentPrepayments" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentPrepayments" xlink:to="ifrs-full_NoncurrentPrepayments_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentPrepayments_lbl" xml:lang="en-US">Prepayment for purchase of property, plant and equipment</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfFinancialInstrumentsTable" xlink:label="ifrs-full_DisclosureOfFinancialInstrumentsTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfFinancialInstrumentsTable" xlink:to="ifrs-full_DisclosureOfFinancialInstrumentsTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfFinancialInstrumentsTable_lbl" xml:lang="en-US">Disclosure of detailed information about financial instruments [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LoansAndAdvancesToBanks" xlink:label="ifrs-full_LoansAndAdvancesToBanks" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LoansAndAdvancesToBanks" xlink:to="ifrs-full_LoansAndAdvancesToBanks_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LoansAndAdvancesToBanks_lbl" xml:lang="en-US">Bank loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingsInterestRate" xlink:label="ifrs-full_BorrowingsInterestRate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_BorrowingsInterestRate" xlink:to="ifrs-full_BorrowingsInterestRate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_BorrowingsInterestRate_lbl" xml:lang="en-US">Borrowings interest rate</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExplanationOfWhetherEntityHasObligationToReturnCollateralSoldOrRepledged" xlink:label="ifrs-full_ExplanationOfWhetherEntityHasObligationToReturnCollateralSoldOrRepledged" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ExplanationOfWhetherEntityHasObligationToReturnCollateralSoldOrRepledged" xlink:to="ifrs-full_ExplanationOfWhetherEntityHasObligationToReturnCollateralSoldOrRepledged_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ExplanationOfWhetherEntityHasObligationToReturnCollateralSoldOrRepledged_lbl" xml:lang="en-US">Collateral</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LoansAndAdvancesToOtherCreditInstitutions" xlink:label="ifrs-full_LoansAndAdvancesToOtherCreditInstitutions" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LoansAndAdvancesToOtherCreditInstitutions" xlink:to="ifrs-full_LoansAndAdvancesToOtherCreditInstitutions_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LoansAndAdvancesToOtherCreditInstitutions_lbl" xml:lang="en-US">Other loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LoansAndAdvances" xlink:label="ifrs-full_LoansAndAdvances" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LoansAndAdvances" xlink:to="ifrs-full_LoansAndAdvances_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LoansAndAdvances_lbl" xml:lang="en-US">Other loans from a related party</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ShorttermBorrowings" xlink:label="ifrs-full_ShorttermBorrowings" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ShorttermBorrowings" xlink:to="ifrs-full_ShorttermBorrowings_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ShorttermBorrowings_lbl" xml:lang="en-US">Short term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PropertyManagementExpense" xlink:label="ifrs-full_PropertyManagementExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PropertyManagementExpense" xlink:to="ifrs-full_PropertyManagementExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PropertyManagementExpense_lbl" xml:lang="en-US">Acquire building</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PaymentOfDeposits" xlink:label="YMAT_PaymentOfDeposits" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PaymentOfDeposits" xlink:to="YMAT_PaymentOfDeposits_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_PaymentOfDeposits_lbl" xml:lang="en-US">Payment of deposits</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DepositAndObtainedMortgage" xlink:label="YMAT_DepositAndObtainedMortgage" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DepositAndObtainedMortgage" xlink:to="YMAT_DepositAndObtainedMortgage_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DepositAndObtainedMortgage_lbl" xml:lang="en-US">Deposit and obtained mortgage</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ShorttermEmployeeBenefitsAccruals" xlink:label="ifrs-full_ShorttermEmployeeBenefitsAccruals" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ShorttermEmployeeBenefitsAccruals" xlink:to="ifrs-full_ShorttermEmployeeBenefitsAccruals_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ShorttermEmployeeBenefitsAccruals_lbl" xml:lang="en-US">Salaries and bonuses payable</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentRetentionPayables" xlink:label="ifrs-full_CurrentRetentionPayables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentRetentionPayables" xlink:to="ifrs-full_CurrentRetentionPayables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentRetentionPayables_lbl" xml:lang="en-US">Professional service fees payable</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:label="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:to="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers_lbl" xml:lang="en-US">Payment payable on equipment</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OtherExpensePayable" xlink:label="YMAT_OtherExpensePayable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherExpensePayable" xlink:to="YMAT_OtherExpensePayable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OtherExpensePayable_lbl" xml:lang="en-US">Other expense payable</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherCurrentPayables" xlink:to="ifrs-full_OtherCurrentPayables_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_OtherCurrentPayables_2_lbl" xml:lang="en-US">Other payables</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_BorrowingsInterestRate" xlink:to="ifrs-full_BorrowingsInterestRate_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_BorrowingsInterestRate_2_lbl" xml:lang="en-US">Interest rate</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LoansAndAdvancesToBanks" xlink:to="ifrs-full_LoansAndAdvancesToBanks_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_LoansAndAdvancesToBanks_2_lbl" xml:lang="en-US">Outstanding loan</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Borrowings" xlink:label="ifrs-full_Borrowings" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Borrowings" xlink:to="ifrs-full_Borrowings_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Borrowings_lbl" xml:lang="en-US">Loans&#160;</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_BorrowingsMaturity" xlink:label="ifrs-full_BorrowingsMaturity" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_BorrowingsMaturity" xlink:to="ifrs-full_BorrowingsMaturity_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_BorrowingsMaturity_lbl" xml:lang="en-US">Period and payment term</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_CurrentLoanAndReceivables" xlink:label="YMAT_CurrentLoanAndReceivables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CurrentLoanAndReceivables" xlink:to="YMAT_CurrentLoanAndReceivables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="YMAT_CurrentLoanAndReceivables_lbl" xml:lang="en-US">Less: Current portion</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LongtermBorrowings" xlink:to="ifrs-full_LongtermBorrowings_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_LongtermBorrowings_2_lbl" xml:lang="en-US">Long-term bank loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DateOfGrantOfSharebasedPaymentArrangement" xlink:label="ifrs-full_DateOfGrantOfSharebasedPaymentArrangement" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DateOfGrantOfSharebasedPaymentArrangement" xlink:to="ifrs-full_DateOfGrantOfSharebasedPaymentArrangement_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DateOfGrantOfSharebasedPaymentArrangement_lbl" xml:lang="en-US">Grant date</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfInstrumentsGrantedInSharebasedPaymentArrangement" xlink:label="ifrs-full_NumberOfInstrumentsGrantedInSharebasedPaymentArrangement" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfInstrumentsGrantedInSharebasedPaymentArrangement" xlink:to="ifrs-full_NumberOfInstrumentsGrantedInSharebasedPaymentArrangement_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfInstrumentsGrantedInSharebasedPaymentArrangement_lbl" xml:lang="en-US">Quantity granted (shares)</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsInSharebasedPaymentArrangementExercisedDuringPeriodAtDateOfExercise2019" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsInSharebasedPaymentArrangementExercisedDuringPeriodAtDateOfExercise2019" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WeightedAverageExercisePriceOfShareOptionsInSharebasedPaymentArrangementExercisedDuringPeriodAtDateOfExercise2019" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsInSharebasedPaymentArrangementExercisedDuringPeriodAtDateOfExercise2019_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsInSharebasedPaymentArrangementExercisedDuringPeriodAtDateOfExercise2019_lbl" xml:lang="en-US">Fair value per unit</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:label="ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:to="ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019_lbl" xml:lang="en-US">Contract period</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfVestingRequirementsForSharebasedPaymentArrangement" xlink:label="ifrs-full_DescriptionOfVestingRequirementsForSharebasedPaymentArrangement" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DescriptionOfVestingRequirementsForSharebasedPaymentArrangement" xlink:to="ifrs-full_DescriptionOfVestingRequirementsForSharebasedPaymentArrangement_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfVestingRequirementsForSharebasedPaymentArrangement_lbl" xml:lang="en-US">Vesting conditions</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:label="ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:to="ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets_lbl" xml:lang="en-US">Share-based payments</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExpenseFromCashsettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:label="ifrs-full_ExpenseFromCashsettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ExpenseFromCashsettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:to="ifrs-full_ExpenseFromCashsettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ExpenseFromCashsettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets_lbl" xml:lang="en-US">Employee for the share based settlement</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfOutstandingShareOptions" xlink:label="ifrs-full_NumberOfOutstandingShareOptions" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfOutstandingShareOptions" xlink:to="ifrs-full_NumberOfOutstandingShareOptions_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfOutstandingShareOptions_lbl" xml:lang="en-US">Employee for the share based settlement,shares</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019" xlink:to="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_WeightedAverageExercisePriceOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement2019_lbl" xml:lang="en-US">Employee for the share based settlement, per share price</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfSharesIssued" xlink:to="ifrs-full_NumberOfSharesIssued_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_NumberOfSharesIssued_2_lbl" xml:lang="en-US">shares issued</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ParValuePerShare" xlink:to="ifrs-full_ParValuePerShare_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_ParValuePerShare_2_lbl" xml:lang="en-US">Par value</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfSharesOutstanding" xlink:label="ifrs-full_NumberOfSharesOutstanding" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfSharesOutstanding" xlink:to="ifrs-full_NumberOfSharesOutstanding_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfSharesOutstanding_lbl" xml:lang="en-US">Total</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CapitalReserve" xlink:to="ifrs-full_CapitalReserve_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="ifrs-full_CapitalReserve_2_lbl" xml:lang="en-US">January 1</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares" xlink:label="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares" xlink:to="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares_lbl" xml:lang="en-US">Conversion of shareholder&#8217;s loan to shares</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan" xlink:label="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan" xlink:to="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan_lbl" xml:lang="en-US">Cancellation of shareholder&#8217;s loan</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_IncreaseDecreaseThroughSharebasedCompensation" xlink:label="YMAT_IncreaseDecreaseThroughSharebasedCompensation" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughSharebasedCompensation" xlink:to="YMAT_IncreaseDecreaseThroughSharebasedCompensation_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_IncreaseDecreaseThroughSharebasedCompensation_lbl" xml:lang="en-US">Share-based payments</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CapitalReserve" xlink:to="ifrs-full_CapitalReserve_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="ifrs-full_CapitalReserve_3_lbl" xml:lang="en-US">June 30</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IssuedCapital" xlink:to="ifrs-full_IssuedCapital_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_IssuedCapital_2_lbl" xml:lang="en-US">Issued capital</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NumberOfSharesAuthorised" xlink:label="ifrs-full_NumberOfSharesAuthorised" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfSharesAuthorised" xlink:to="ifrs-full_NumberOfSharesAuthorised_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NumberOfSharesAuthorised_lbl" xml:lang="en-US">Number of shares authorised</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfSharesIssued" xlink:to="ifrs-full_NumberOfSharesIssued_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_NumberOfSharesIssued_3_lbl" xml:lang="en-US">Number of shares issued</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NumberOfSharesOutstanding" xlink:to="ifrs-full_NumberOfSharesOutstanding_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_NumberOfSharesOutstanding_2_lbl" xml:lang="en-US">Number of shares outstanding</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IssueOfEquity" xlink:label="ifrs-full_IssueOfEquity" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IssueOfEquity" xlink:to="ifrs-full_IssueOfEquity_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IssueOfEquity_lbl" xml:lang="en-US">Issue of equity</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:label="ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity" xlink:to="ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity_lbl" xml:lang="en-US">Increase decrease through transfers and other changes equity</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseInNumberOfSharesOutstanding" xlink:label="ifrs-full_IncreaseDecreaseInNumberOfSharesOutstanding" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncreaseDecreaseInNumberOfSharesOutstanding" xlink:to="ifrs-full_IncreaseDecreaseInNumberOfSharesOutstanding_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseInNumberOfSharesOutstanding_lbl" xml:lang="en-US">Increase decrease in number of shares outstanding</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherExpenseByFunction" xlink:label="ifrs-full_OtherExpenseByFunction" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherExpenseByFunction" xlink:to="ifrs-full_OtherExpenseByFunction_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherExpenseByFunction_lbl" xml:lang="en-US">Other expense by function</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseThroughOtherContributionsByOwners" xlink:label="ifrs-full_IncreaseDecreaseThroughOtherContributionsByOwners" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncreaseDecreaseThroughOtherContributionsByOwners" xlink:to="ifrs-full_IncreaseDecreaseThroughOtherContributionsByOwners_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseThroughOtherContributionsByOwners_lbl" xml:lang="en-US">Increase decrease through other contributions by owners</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DescriptionOfOtherEquityInterest" xlink:label="ifrs-full_DescriptionOfOtherEquityInterest" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DescriptionOfOtherEquityInterest" xlink:to="ifrs-full_DescriptionOfOtherEquityInterest_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DescriptionOfOtherEquityInterest_lbl" xml:lang="en-US">Description of other equity interest</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LoansReceived" xlink:label="ifrs-full_LoansReceived" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LoansReceived" xlink:to="ifrs-full_LoansReceived_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LoansReceived_lbl" xml:lang="en-US">Outstanding loan</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ConversionPrice" xlink:label="YMAT_ConversionPrice" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ConversionPrice" xlink:to="YMAT_ConversionPrice_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ConversionPrice_lbl" xml:lang="en-US">Conversion price</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Liabilities" xlink:to="ifrs-full_Liabilities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Liabilities_2_lbl" xml:lang="en-US">Liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinancialAssetsAtFairValue" xlink:label="ifrs-full_FinancialAssetsAtFairValue" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialAssetsAtFairValue" xlink:to="ifrs-full_FinancialAssetsAtFairValue_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialAssetsAtFairValue_lbl" xml:lang="en-US">Fair value</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_GainLossOnHedgeIneffectivenessRecognisedInOtherComprehensiveIncome" xlink:label="ifrs-full_GainLossOnHedgeIneffectivenessRecognisedInOtherComprehensiveIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GainLossOnHedgeIneffectivenessRecognisedInOtherComprehensiveIncome" xlink:to="ifrs-full_GainLossOnHedgeIneffectivenessRecognisedInOtherComprehensiveIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GainLossOnHedgeIneffectivenessRecognisedInOtherComprehensiveIncome_lbl" xml:lang="en-US">Gain loss of income</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:label="ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable" xlink:to="ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable_lbl" xml:lang="en-US">Disclosure of disaggregation of revenue from contracts with customers [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RevenueFromContractsWithCustomers" xlink:label="ifrs-full_RevenueFromContractsWithCustomers" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RevenueFromContractsWithCustomers" xlink:to="ifrs-full_RevenueFromContractsWithCustomers_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RevenueFromContractsWithCustomers_lbl" xml:lang="en-US">Sales of goods</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RevenueFromContractsWithCustomers" xlink:to="ifrs-full_RevenueFromContractsWithCustomers_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_RevenueFromContractsWithCustomers_2_lbl" xml:lang="en-US">Total</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentContractLiabilities" xlink:to="ifrs-full_CurrentContractLiabilities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_CurrentContractLiabilities_2_lbl" xml:lang="en-US">Contract liabilities - receipts in advance</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ContractLiabilities" xlink:label="ifrs-full_ContractLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ContractLiabilities" xlink:to="ifrs-full_ContractLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ContractLiabilities_lbl" xml:lang="en-US">Revenue recognized from beginning contract liabilities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinanceCosts" xlink:to="ifrs-full_FinanceCosts_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinanceCosts_2_lbl" xml:lang="en-US">Total finance costs</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PurchaseAndSaleOfMerchandiseInventory" xlink:label="YMAT_PurchaseAndSaleOfMerchandiseInventory" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PurchaseAndSaleOfMerchandiseInventory" xlink:to="YMAT_PurchaseAndSaleOfMerchandiseInventory_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_PurchaseAndSaleOfMerchandiseInventory_lbl" xml:lang="en-US">Purchase and sale of merchandise inventory</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EmployeeBenefitsExpense" xlink:label="ifrs-full_EmployeeBenefitsExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EmployeeBenefitsExpense" xlink:to="ifrs-full_EmployeeBenefitsExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EmployeeBenefitsExpense_lbl" xml:lang="en-US">Employee benefit expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FuelAndEnergyExpense" xlink:label="ifrs-full_FuelAndEnergyExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FuelAndEnergyExpense" xlink:to="ifrs-full_FuelAndEnergyExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FuelAndEnergyExpense_lbl" xml:lang="en-US">Fuel and utility expense</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FreightExpenses" xlink:label="YMAT_FreightExpenses" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FreightExpenses" xlink:to="YMAT_FreightExpenses_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FreightExpenses_lbl" xml:lang="en-US">Freight expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfessionalFeesExpense" xlink:label="ifrs-full_ProfessionalFeesExpense" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfessionalFeesExpense" xlink:to="ifrs-full_ProfessionalFeesExpense_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProfessionalFeesExpense_lbl" xml:lang="en-US">Professional service expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_DepreciationExpensesrightofuseAssets" xlink:label="YMAT_DepreciationExpensesrightofuseAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DepreciationExpensesrightofuseAssets" xlink:to="YMAT_DepreciationExpensesrightofuseAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_DepreciationExpensesrightofuseAssets_lbl" xml:lang="en-US">Depreciation expenses-right-of-use assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherExpenseByNature" xlink:label="ifrs-full_OtherExpenseByNature" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherExpenseByNature" xlink:to="ifrs-full_OtherExpenseByNature_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherExpenseByNature_lbl" xml:lang="en-US">Other expenses</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExpenseByNature" xlink:label="ifrs-full_ExpenseByNature" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ExpenseByNature" xlink:to="ifrs-full_ExpenseByNature_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ExpenseByNature_lbl" xml:lang="en-US">Total expenses by nature</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentTaxExpenseIncome" xlink:label="ifrs-full_CurrentTaxExpenseIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentTaxExpenseIncome" xlink:to="ifrs-full_CurrentTaxExpenseIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentTaxExpenseIncome_lbl" xml:lang="en-US">Current income tax</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DeferredTaxExpenseIncome" xlink:label="ifrs-full_DeferredTaxExpenseIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DeferredTaxExpenseIncome" xlink:to="ifrs-full_DeferredTaxExpenseIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DeferredTaxExpenseIncome_lbl" xml:lang="en-US">Deferred tax</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_2_lbl" xml:lang="en-US">Income tax (credit) expense</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan" xlink:to="YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan_2_lbl" xml:lang="en-US">Capital surplus</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLoss" xlink:to="ifrs-full_ProfitLoss_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_ProfitLoss_3_lbl" xml:lang="en-US">Loss attributable to the parent, Amount after income tax</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustedWeightedAverageShares" xlink:label="ifrs-full_AdjustedWeightedAverageShares" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AdjustedWeightedAverageShares" xlink:to="ifrs-full_AdjustedWeightedAverageShares_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AdjustedWeightedAverageShares_lbl" xml:lang="en-US">Loss attributable to the parent, Weighted average number of ordinary shares outstanding</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_BasicEarningsLossPerShare" xlink:to="ifrs-full_BasicEarningsLossPerShare_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_BasicEarningsLossPerShare_2_lbl" xml:lang="en-US">Loss attributable to the parent, Loss per share</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:label="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable" xlink:to="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesTable_lbl" xml:lang="en-US">Disclosure of transactions between related parties [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PurchaseOfGoods" xlink:label="YMAT_PurchaseOfGoods" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PurchaseOfGoods" xlink:to="YMAT_PurchaseOfGoods_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_PurchaseOfGoods_lbl" xml:lang="en-US">Total purchase of goods</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:label="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:to="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_lbl" xml:lang="en-US">Short-term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits" xlink:label="ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits" xlink:to="ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits_lbl" xml:lang="en-US">Long-term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensation" xlink:label="ifrs-full_KeyManagementPersonnelCompensation" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensation" xlink:to="ifrs-full_KeyManagementPersonnelCompensation_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_KeyManagementPersonnelCompensation_lbl" xml:lang="en-US">Guaranteed by key management</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_KeyManagementPersonnelCompensationSalariesAndOtherShorttermEmployeeBenefits" xlink:label="YMAT_KeyManagementPersonnelCompensationSalariesAndOtherShorttermEmployeeBenefits" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_KeyManagementPersonnelCompensationSalariesAndOtherShorttermEmployeeBenefits" xlink:to="YMAT_KeyManagementPersonnelCompensationSalariesAndOtherShorttermEmployeeBenefits_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_KeyManagementPersonnelCompensationSalariesAndOtherShorttermEmployeeBenefits_lbl" xml:lang="en-US">Salaries and other short-term employee benefits</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits" xlink:label="ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits" xlink:to="ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits_lbl" xml:lang="en-US">Post-employment benefits</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:label="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:to="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment_lbl" xml:lang="en-US">Share-based payments</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_KeyManagementlCompensation" xlink:label="YMAT_KeyManagementlCompensation" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_KeyManagementlCompensation" xlink:to="YMAT_KeyManagementlCompensation_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="YMAT_KeyManagementlCompensation_lbl" xml:lang="en-US">Compensation</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProportionOfOwnershipInterestInAssociate" xlink:label="ifrs-full_ProportionOfOwnershipInterestInAssociate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProportionOfOwnershipInterestInAssociate" xlink:to="ifrs-full_ProportionOfOwnershipInterestInAssociate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProportionOfOwnershipInterestInAssociate_lbl" xml:lang="en-US">Owned percentage</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:to="ifrs-full_PercentageOfVotingEquityInterestsAcquired_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_PercentageOfVotingEquityInterestsAcquired_2_lbl" xml:lang="en-US">Percentage of voting equity interests acquired</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosurePledgedAssetsAbstract" xlink:to="YMAT_DisclosurePledgedAssetsAbstract_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_DisclosurePledgedAssetsAbstract_2_lbl" xml:lang="en-US">Schedule Of Pledged Assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinancialAssetsAtAmortisedCost" xlink:label="ifrs-full_FinancialAssetsAtAmortisedCost" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialAssetsAtAmortisedCost" xlink:to="ifrs-full_FinancialAssetsAtAmortisedCost_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialAssetsAtAmortisedCost_lbl" xml:lang="en-US">Financial assets at amortized cost</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets" xlink:label="ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets" xlink:to="ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets_lbl" xml:lang="en-US">Property, plant and equipment</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_GuaranteeDepositsPaid" xlink:label="YMAT_GuaranteeDepositsPaid" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_GuaranteeDepositsPaid" xlink:to="YMAT_GuaranteeDepositsPaid_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_GuaranteeDepositsPaid_lbl" xml:lang="en-US">Guarantee deposits paid</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AssetsObtained" xlink:label="ifrs-full_AssetsObtained" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AssetsObtained" xlink:to="ifrs-full_AssetsObtained_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_AssetsObtained_lbl" xml:lang="en-US">Pledged assets&#160;&#160;</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureCapitalManagementAbstract" xlink:to="YMAT_DisclosureCapitalManagementAbstract_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_DisclosureCapitalManagementAbstract_2_lbl" xml:lang="en-US">Schedule Of Debt To Capital Ratio</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings" xlink:label="ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings" xlink:to="ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings_lbl" xml:lang="en-US">Total borrowings</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashEquivalents" xlink:label="ifrs-full_CashEquivalents" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashEquivalents" xlink:to="ifrs-full_CashEquivalents_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="ifrs-full_CashEquivalents_lbl" xml:lang="en-US">Less: Cash and cash equivalents</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NetDebt" xlink:label="ifrs-full_NetDebt" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NetDebt" xlink:to="ifrs-full_NetDebt_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NetDebt_lbl" xml:lang="en-US">Net debt</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Equity" xlink:to="ifrs-full_Equity_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Equity_3_lbl" xml:lang="en-US">Total equity</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_CapitalManagement" xlink:label="YMAT_CapitalManagement" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CapitalManagement" xlink:to="YMAT_CapitalManagement_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="YMAT_CapitalManagement_lbl" xml:lang="en-US">Total capital</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_GearingRatio" xlink:label="YMAT_GearingRatio" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_GearingRatio" xlink:to="YMAT_GearingRatio_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_GearingRatio_lbl" xml:lang="en-US">Gearing ratio</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AssetsAbstract" xlink:to="ifrs-full_AssetsAbstract_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_AssetsAbstract_2_lbl" xml:lang="en-US">Financial assets</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherCurrentFinancialAssets" xlink:label="ifrs-full_OtherCurrentFinancialAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherCurrentFinancialAssets" xlink:to="ifrs-full_OtherCurrentFinancialAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_OtherCurrentFinancialAssets_lbl" xml:lang="en-US">Financial assets at amortized cost</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherReceivables" xlink:label="ifrs-full_TradeAndOtherReceivables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeAndOtherReceivables" xlink:to="ifrs-full_TradeAndOtherReceivables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_TradeAndOtherReceivables_lbl" xml:lang="en-US">Accounts receivable</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherReceivables" xlink:label="ifrs-full_OtherReceivables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherReceivables" xlink:to="ifrs-full_OtherReceivables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_OtherReceivables_lbl" xml:lang="en-US">Other receivables</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_LongtermDeposit" xlink:label="YMAT_LongtermDeposit" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LongtermDeposit" xlink:to="YMAT_LongtermDeposit_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_LongtermDeposit_lbl" xml:lang="en-US">Guarantee deposits paid</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinancialAssets" xlink:label="ifrs-full_FinancialAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialAssets" xlink:to="ifrs-full_FinancialAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_FinancialAssets_lbl" xml:lang="en-US">Total Financial Assets&#160;</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LiabilitiesAbstract" xlink:label="ifrs-full_LiabilitiesAbstract" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LiabilitiesAbstract" xlink:to="ifrs-full_LiabilitiesAbstract_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LiabilitiesAbstract_lbl" xml:lang="en-US">Financial liabilities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ShorttermBorrowings" xlink:to="ifrs-full_ShorttermBorrowings_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_ShorttermBorrowings_2_lbl" xml:lang="en-US">Short-term loans</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherPayables" xlink:label="ifrs-full_OtherPayables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherPayables" xlink:to="ifrs-full_OtherPayables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_OtherPayables_lbl" xml:lang="en-US">Other payables</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Borrowings" xlink:to="ifrs-full_Borrowings_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_Borrowings_2_lbl" xml:lang="en-US">Long-term loans (including current portion)</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinancialLiabilities" xlink:label="ifrs-full_FinancialLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialLiabilities" xlink:to="ifrs-full_FinancialLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_FinancialLiabilities_lbl" xml:lang="en-US">Total Financial Liability</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_LeaseLiabilities" xlink:label="ifrs-full_LeaseLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LeaseLiabilities" xlink:to="ifrs-full_LeaseLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="ifrs-full_LeaseLiabilities_lbl" xml:lang="en-US">Lease liability</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ForeignCurrencyAmountFinancialAssets" xlink:label="YMAT_ForeignCurrencyAmountFinancialAssets" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ForeignCurrencyAmountFinancialAssets" xlink:to="YMAT_ForeignCurrencyAmountFinancialAssets_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ForeignCurrencyAmountFinancialAssets_lbl" xml:lang="en-US">Foreign currency amount financial assets</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialAssetsExchangeRate" xlink:label="YMAT_FinancialAssetsExchangeRate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsExchangeRate" xlink:to="YMAT_FinancialAssetsExchangeRate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialAssetsExchangeRate_lbl" xml:lang="en-US">Financial assets exchange rate</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialAssetsBookValue" xlink:label="YMAT_FinancialAssetsBookValue" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsBookValue" xlink:to="YMAT_FinancialAssetsBookValue_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialAssetsBookValue_lbl" xml:lang="en-US">Financial assets book value</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ForeignCurrencyAmountFinancialLiabilities" xlink:label="YMAT_ForeignCurrencyAmountFinancialLiabilities" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ForeignCurrencyAmountFinancialLiabilities" xlink:to="YMAT_ForeignCurrencyAmountFinancialLiabilities_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ForeignCurrencyAmountFinancialLiabilities_lbl" xml:lang="en-US">Foreign currency amount financial liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialLiabilitiesExchangeRate" xlink:label="YMAT_FinancialLiabilitiesExchangeRate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesExchangeRate" xlink:to="YMAT_FinancialLiabilitiesExchangeRate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialLiabilitiesExchangeRate_lbl" xml:lang="en-US">Financial liabilities exchange rate</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialLiabilitiesBookValue" xlink:label="YMAT_FinancialLiabilitiesBookValue" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesBookValue" xlink:to="YMAT_FinancialLiabilitiesBookValue_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialLiabilitiesBookValue_lbl" xml:lang="en-US">Financial liabilities book value</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialAssetsDegreeOfVariationPercentageNTD" xlink:label="YMAT_FinancialAssetsDegreeOfVariationPercentageNTD" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsDegreeOfVariationPercentageNTD" xlink:to="YMAT_FinancialAssetsDegreeOfVariationPercentageNTD_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialAssetsDegreeOfVariationPercentageNTD_lbl" xml:lang="en-US">Financial assets - Degree of variation NTD</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialAssetsEffectOnProfitOrLoss" xlink:label="YMAT_FinancialAssetsEffectOnProfitOrLoss" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsEffectOnProfitOrLoss" xlink:to="YMAT_FinancialAssetsEffectOnProfitOrLoss_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialAssetsEffectOnProfitOrLoss_lbl" xml:lang="en-US">Financial assets effect on profit or loss NTD</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialAssetsEffectOnOtherComprehensiveIncome" xlink:label="YMAT_FinancialAssetsEffectOnOtherComprehensiveIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsEffectOnOtherComprehensiveIncome" xlink:to="YMAT_FinancialAssetsEffectOnOtherComprehensiveIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialAssetsEffectOnOtherComprehensiveIncome_lbl" xml:lang="en-US">Financial assets effect on other comprehensive income NTD</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialAssetsDegreeOfVariationPercentageHKD" xlink:label="YMAT_FinancialAssetsDegreeOfVariationPercentageHKD" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsDegreeOfVariationPercentageHKD" xlink:to="YMAT_FinancialAssetsDegreeOfVariationPercentageHKD_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialAssetsDegreeOfVariationPercentageHKD_lbl" xml:lang="en-US">Financial assets - Degree of variation HKD</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialLiabilitiesDegreeOfVariationPercentageNTD" xlink:label="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageNTD" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageNTD" xlink:to="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageNTD_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageNTD_lbl" xml:lang="en-US">Financial liabilities - Degree of variation NTD</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialLiabilitiesEffectOnProfitOrLoss" xlink:label="YMAT_FinancialLiabilitiesEffectOnProfitOrLoss" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesEffectOnProfitOrLoss" xlink:to="YMAT_FinancialLiabilitiesEffectOnProfitOrLoss_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialLiabilitiesEffectOnProfitOrLoss_lbl" xml:lang="en-US">Financial liabilities effect on profit or loss NTD</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialLiabilitiesEffectOnOtherComprehensiveIncome" xlink:label="YMAT_FinancialLiabilitiesEffectOnOtherComprehensiveIncome" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesEffectOnOtherComprehensiveIncome" xlink:to="YMAT_FinancialLiabilitiesEffectOnOtherComprehensiveIncome_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialLiabilitiesEffectOnOtherComprehensiveIncome_lbl" xml:lang="en-US">Financial liabilities effect on other comprehensive income NTD</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_FinancialLiabilitiesDegreeOfVariationPercentageHKD" xlink:label="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageHKD" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageHKD" xlink:to="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageHKD_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageHKD_lbl" xml:lang="en-US">Financial liabilities - Degree of variation HKD</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ProfitIncreasedDecreased" xlink:label="YMAT_ProfitIncreasedDecreased" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ProfitIncreasedDecreased" xlink:to="YMAT_ProfitIncreasedDecreased_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ProfitIncreasedDecreased_lbl" xml:lang="en-US">(Loss) profit increased/decreased</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DisclosureOfProvisionMatrixTable" xlink:label="ifrs-full_DisclosureOfProvisionMatrixTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfProvisionMatrixTable" xlink:to="ifrs-full_DisclosureOfProvisionMatrixTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfProvisionMatrixTable_lbl" xml:lang="en-US">Disclosure of provision matrix [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ExpectedLossRate" xlink:label="YMAT_ExpectedLossRate" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ExpectedLossRate" xlink:to="YMAT_ExpectedLossRate_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ExpectedLossRate_lbl" xml:lang="en-US">Expected loss rate</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_AccountsReceivables" xlink:label="YMAT_AccountsReceivables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_AccountsReceivables" xlink:to="YMAT_AccountsReceivables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_AccountsReceivables_lbl" xml:lang="en-US">Total book value</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_CreditLossForAllowance" xlink:label="YMAT_CreditLossForAllowance" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CreditLossForAllowance" xlink:to="YMAT_CreditLossForAllowance_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_CreditLossForAllowance_lbl" xml:lang="en-US">Expected credit loss</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_LossAllowance" xlink:label="YMAT_LossAllowance" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LossAllowance" xlink:to="YMAT_LossAllowance_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="YMAT_LossAllowance_lbl" xml:lang="en-US">At January 1</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ProvisionForExpectedCreditLosses" xlink:label="YMAT_ProvisionForExpectedCreditLosses" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ProvisionForExpectedCreditLosses" xlink:to="YMAT_ProvisionForExpectedCreditLosses_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ProvisionForExpectedCreditLosses_lbl" xml:lang="en-US">Provision for expected credit losses</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InventoryWritedown2011" xlink:to="ifrs-full_InventoryWritedown2011_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="ifrs-full_InventoryWritedown2011_2_lbl" xml:lang="en-US">Write-offs</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LossAllowance" xlink:to="YMAT_LossAllowance_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="YMAT_LossAllowance_2_lbl" xml:lang="en-US">As of December 31</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_OtherReceivablesIncludingLongTermReceivables" xlink:label="YMAT_OtherReceivablesIncludingLongTermReceivables" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherReceivablesIncludingLongTermReceivables" xlink:to="YMAT_OtherReceivablesIncludingLongTermReceivables_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_OtherReceivablesIncludingLongTermReceivables_lbl" xml:lang="en-US">Other receivables (including Long-term receivables)</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_BankLoan" xlink:label="YMAT_BankLoan" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoan" xlink:to="YMAT_BankLoan_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_BankLoan_lbl" xml:lang="en-US">Loans</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_ShortTtermBankLoans" xlink:label="YMAT_ShortTtermBankLoans" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ShortTtermBankLoans" xlink:to="YMAT_ShortTtermBankLoans_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="YMAT_ShortTtermBankLoans_lbl" xml:lang="en-US">Short-term loans</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentLeaseLiabilities" xlink:to="ifrs-full_CurrentLeaseLiabilities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="ifrs-full_CurrentLeaseLiabilities_2_lbl" xml:lang="en-US">Lease liabilities</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_LongTermLoansCurrent" xlink:label="YMAT_LongTermLoansCurrent" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LongTermLoansCurrent" xlink:to="YMAT_LongTermLoansCurrent_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_LongTermLoansCurrent_lbl" xml:lang="en-US">Long-term loans (including current portion)</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_IncreaseddecreasedBorrowingInterestRatePercentage" xlink:label="YMAT_IncreaseddecreasedBorrowingInterestRatePercentage" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseddecreasedBorrowingInterestRatePercentage" xlink:to="YMAT_IncreaseddecreasedBorrowingInterestRatePercentage_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_IncreaseddecreasedBorrowingInterestRatePercentage_lbl" xml:lang="en-US">Increased/decreased borrowing interest rate percentage</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EarningsPerShareTable" xlink:label="ifrs-full_EarningsPerShareTable" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EarningsPerShareTable" xlink:to="ifrs-full_EarningsPerShareTable_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EarningsPerShareTable_lbl" xml:lang="en-US">Earnings per share [table]</link:label>
      <link:loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IssuedCapitalOrdinaryShares" xlink:label="ifrs-full_IssuedCapitalOrdinaryShares" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IssuedCapitalOrdinaryShares" xlink:to="ifrs-full_IssuedCapitalOrdinaryShares_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IssuedCapitalOrdinaryShares_lbl" xml:lang="en-US">Number of shares issued value</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ParValuePerShare" xlink:to="ifrs-full_ParValuePerShare_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="ifrs-full_ParValuePerShare_3_lbl" xml:lang="en-US">Par value per share</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_PercentageOfAverageDailyTradingValue" xlink:label="YMAT_PercentageOfAverageDailyTradingValue" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PercentageOfAverageDailyTradingValue" xlink:to="YMAT_PercentageOfAverageDailyTradingValue_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_PercentageOfAverageDailyTradingValue_lbl" xml:lang="en-US">Percentage of average daily trading value</link:label>
      <link:loc xlink:type="locator" xlink:href="ymat-20260630.xsd#YMAT_InitialPurchasePricePercentage" xlink:label="YMAT_InitialPurchasePricePercentage" />
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_InitialPurchasePricePercentage" xlink:to="YMAT_InitialPurchasePricePercentage_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_InitialPurchasePricePercentage_lbl" xml:lang="en-US">Initial purchase price percentage</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ShorttermBorrowing" xlink:to="YMAT_ShorttermBorrowing_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ShorttermBorrowing_doc" xml:lang="en-US">Short term borrowing.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ShorttermLoansFromRelatedParty" xlink:to="YMAT_ShorttermLoansFromRelatedParty_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ShorttermLoansFromRelatedParty_doc" xml:lang="en-US">Short-term loans from a related party.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_AllowanceForCreditLoss" xlink:to="YMAT_AllowanceForCreditLoss_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_AllowanceForCreditLoss_doc" xml:lang="en-US">Allowance for credit loss.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_MerchandiseInventoryMember" xlink:to="YMAT_MerchandiseInventoryMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_MerchandiseInventoryMember_doc" xml:lang="en-US">Merchandise Inventory [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_RawMaterialsInventoryMember" xlink:to="YMAT_RawMaterialsInventoryMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_RawMaterialsInventoryMember_doc" xml:lang="en-US">Raw materials inventory [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_WorkInProgressInventoryMember" xlink:to="YMAT_WorkInProgressInventoryMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_WorkInProgressInventoryMember_doc" xml:lang="en-US">Work in progress inventory [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinishedGoodsInventoryMember" xlink:to="YMAT_FinishedGoodsInventoryMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinishedGoodsInventoryMember_doc" xml:lang="en-US">Finished goods inventory [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ReversalOfLossOnInventoryWritedown" xlink:to="YMAT_ReversalOfLossOnInventoryWritedown_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ReversalOfLossOnInventoryWritedown_doc" xml:lang="en-US">Reversal of loss on inventory writedown.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PrepaidSalesTax" xlink:to="YMAT_PrepaidSalesTax_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_PrepaidSalesTax_doc" xml:lang="en-US">Prepaid sales tax.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfCorporateAndGroupInformationExplanatory" xlink:to="YMAT_DisclosureOfCorporateAndGroupInformationExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfCorporateAndGroupInformationExplanatory_doc" xml:lang="en-US">Disclosure of corporate and group information explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_SharesIssuedOfferingPrice" xlink:to="YMAT_SharesIssuedOfferingPrice_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_SharesIssuedOfferingPrice_doc" xml:lang="en-US">Shares issued offering price.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_AdditionalOfferingExpenses" xlink:to="YMAT_AdditionalOfferingExpenses_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_AdditionalOfferingExpenses_doc" xml:lang="en-US">Additional offering expenses.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_UnderwritingDiscountsAndCommissionsAndTotalOffering" xlink:to="YMAT_UnderwritingDiscountsAndCommissionsAndTotalOffering_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_UnderwritingDiscountsAndCommissionsAndTotalOffering_doc" xml:lang="en-US">Underwriting discounts and commissions and total offering.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NetAmountRecognizedInAdditionalPaidinCapital" xlink:to="YMAT_NetAmountRecognizedInAdditionalPaidinCapital_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_NetAmountRecognizedInAdditionalPaidinCapital_doc" xml:lang="en-US">Net amount recognized in additional paid-in capital.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_GoalBeyondLimitedMember" xlink:to="YMAT_GoalBeyondLimitedMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_GoalBeyondLimitedMember_doc" xml:lang="en-US">Goal Beyond Limited [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_StarLeaderTradingLimitedMember" xlink:to="YMAT_StarLeaderTradingLimitedMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_StarLeaderTradingLimitedMember_doc" xml:lang="en-US">Star Leader Trading Limited [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OperatingExpenseAbstract" xlink:to="YMAT_OperatingExpenseAbstract_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OperatingExpenseAbstract_doc" xml:lang="en-US">Operating Expense [Abstract]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NonOperatingIncomeAndExpensesAbstract" xlink:to="YMAT_NonOperatingIncomeAndExpensesAbstract_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_NonOperatingIncomeAndExpensesAbstract_doc" xml:lang="en-US">Non Operating Income and Expenses [Abstract]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NonOperatingExpensesAndIncome" xlink:to="YMAT_NonOperatingExpensesAndIncome_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_NonOperatingExpensesAndIncome_doc" xml:lang="en-US">Non operating expenses and income.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PrepaymentForBusinessExpansion" xlink:to="YMAT_PrepaymentForBusinessExpansion_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_PrepaymentForBusinessExpansion_doc" xml:lang="en-US">Prepayment for business expansion.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfNoncurrentFinancialAssetsAtFairValueThroughProfitOrLossExplanatory" xlink:to="YMAT_DisclosureOfNoncurrentFinancialAssetsAtFairValueThroughProfitOrLossExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfNoncurrentFinancialAssetsAtFairValueThroughProfitOrLossExplanatory_doc" xml:lang="en-US">Disclosure of non-current financial assets at fair value through profit or loss explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YMACompositeMaterialsDGCoLtdAndForwellSportsEquipmentCoLtdMember" xlink:to="YMAT_YMACompositeMaterialsDGCoLtdAndForwellSportsEquipmentCoLtdMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_YMACompositeMaterialsDGCoLtdAndForwellSportsEquipmentCoLtdMember_doc" xml:lang="en-US">Dongguan YMA and Dongguan Forwell [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassAMember" xlink:to="YMAT_ClassAMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ClassAMember_doc" xml:lang="en-US">Class A [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassBMember" xlink:to="YMAT_ClassBMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ClassBMember_doc" xml:lang="en-US">Class B [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BohongTechnologyJiangsuCoLtdMember" xlink:to="YMAT_BohongTechnologyJiangsuCoLtdMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BohongTechnologyJiangsuCoLtdMember_doc" xml:lang="en-US">Bohong Technology Jiangsu Co Ltd [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YmaCorporationMember" xlink:to="YMAT_YmaCorporationMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_YmaCorporationMember_doc" xml:lang="en-US">Yma Corporation [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_TimeYieldLimitedMember" xlink:to="YMAT_TimeYieldLimitedMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_TimeYieldLimitedMember_doc" xml:lang="en-US">Time Yield Limited [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughSharebasedCompensationPlan" xlink:to="YMAT_IncreaseDecreaseThroughSharebasedCompensationPlan_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_IncreaseDecreaseThroughSharebasedCompensationPlan_doc" xml:lang="en-US">Increase decrease through sharebased compensation plan.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PremiumQuestInternationalLimitedMember" xlink:to="YMAT_PremiumQuestInternationalLimitedMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_PremiumQuestInternationalLimitedMember_doc" xml:lang="en-US">Premium Quest International Limited [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_StarLeaderTradingPrivateLimitedMember" xlink:to="YMAT_StarLeaderTradingPrivateLimitedMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_StarLeaderTradingPrivateLimitedMember_doc" xml:lang="en-US">Star Leader Trading Private Limited [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan" xlink:to="YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_IncreaseDecreaseThroughCancellationOfShareholdersLoan_doc" xml:lang="en-US">Cancellation of shareholder&#8217;s loan.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DongguanChangrongNewMaterialTechnologyCoLtdMember" xlink:to="YMAT_DongguanChangrongNewMaterialTechnologyCoLtdMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DongguanChangrongNewMaterialTechnologyCoLtdMember_doc" xml:lang="en-US">Dongguan Changrong New Material Technology Co Ltd [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LitzmoBVMember" xlink:to="YMAT_LitzmoBVMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_LitzmoBVMember_doc" xml:lang="en-US">Litzmo BV [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_MachineryAndEquipmentsMember" xlink:to="YMAT_MachineryAndEquipmentsMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_MachineryAndEquipmentsMember_doc" xml:lang="en-US">Machinery and Equipments [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ChangesInOperatingAssetsAndLiabilitiesAbstract" xlink:to="YMAT_ChangesInOperatingAssetsAndLiabilitiesAbstract_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ChangesInOperatingAssetsAndLiabilitiesAbstract_doc" xml:lang="en-US">Changes in Operating Assets and Liabilities [Abstract]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_MoldingEquipmentMember" xlink:to="YMAT_MoldingEquipmentMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_MoldingEquipmentMember_doc" xml:lang="en-US">Molding Equipment [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BuildingImprovementMember" xlink:to="YMAT_BuildingImprovementMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BuildingImprovementMember_doc" xml:lang="en-US">Building Improvement [Member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PropertyPlantAndEquipments" xlink:to="YMAT_PropertyPlantAndEquipments_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_PropertyPlantAndEquipments_doc" xml:lang="en-US">The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. Note that right-of-use assets are not included. [Contrast: Property, plant and equipment including right-of-use assets]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisposalsAccumulatedDepreciationPropertyPlantAndEquipment" xlink:to="YMAT_DisposalsAccumulatedDepreciationPropertyPlantAndEquipment_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisposalsAccumulatedDepreciationPropertyPlantAndEquipment_doc" xml:lang="en-US">Disposals - accumulated depreciation.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PaymentOfDeposits" xlink:to="YMAT_PaymentOfDeposits_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_PaymentOfDeposits_doc" xml:lang="en-US">Payment of deposits.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DepositAndObtainedMortgage" xlink:to="YMAT_DepositAndObtainedMortgage_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DepositAndObtainedMortgage_doc" xml:lang="en-US">Deposit and obtained mortgage</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NewTaiwanDollarMember" xlink:to="YMAT_NewTaiwanDollarMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_NewTaiwanDollarMember_doc" xml:lang="en-US">New taiwan dollar [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_EuroMember" xlink:to="YMAT_EuroMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_EuroMember_doc" xml:lang="en-US">Euro [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_UnitedStatesDollarMember" xlink:to="YMAT_UnitedStatesDollarMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_UnitedStatesDollarMember_doc" xml:lang="en-US">United states dollar [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_RenminbiMember" xlink:to="YMAT_RenminbiMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_RenminbiMember_doc" xml:lang="en-US">Renminbi [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutLeaseContractExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutLeaseContractExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLeaseContractExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about lease contract [text block]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OfficeBuildingsMember" xlink:to="YMAT_OfficeBuildingsMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OfficeBuildingsMember_doc" xml:lang="en-US">Office Buildings [Member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YMACompositeMaterialsDGCoLtdMember" xlink:to="YMAT_YMACompositeMaterialsDGCoLtdMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_YMACompositeMaterialsDGCoLtdMember_doc" xml:lang="en-US">Dongguan YMA [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ForwellSportsEquipmentCoLtdMember" xlink:to="YMAT_ForwellSportsEquipmentCoLtdMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ForwellSportsEquipmentCoLtdMember_doc" xml:lang="en-US">Dongguan Forwell [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CyclesServicesLoireMember" xlink:to="YMAT_CyclesServicesLoireMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_CyclesServicesLoireMember_doc" xml:lang="en-US">Cycles Services Loire [Member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherLoansMember" xlink:to="YMAT_OtherLoansMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OtherLoansMember_doc" xml:lang="en-US">Other Loans [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_TaiwanCountryMember" xlink:to="YMAT_TaiwanCountryMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_TaiwanCountryMember_doc" xml:lang="en-US">Taiwan country [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YMADGandForwellMember" xlink:to="YMAT_YMADGandForwellMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_YMADGandForwellMember_doc" xml:lang="en-US">YMA DG and Forwell [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherLoansFromRelatedPartyMember" xlink:to="YMAT_OtherLoansFromRelatedPartyMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OtherLoansFromRelatedPartyMember_doc" xml:lang="en-US">Other loans from related party [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansMember" xlink:to="YMAT_BankLoansMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BankLoansMember_doc" xml:lang="en-US">Bank Loans [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PurchaseOfGoods" xlink:to="YMAT_PurchaseOfGoods_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_PurchaseOfGoods_doc" xml:lang="en-US">Purchase of goods.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YuNingChiangMember" xlink:to="YMAT_YuNingChiangMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_YuNingChiangMember_doc" xml:lang="en-US">Yu ning chiang [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_KeyManagementPersonnelCompensationSalariesAndOtherShorttermEmployeeBenefits" xlink:to="YMAT_KeyManagementPersonnelCompensationSalariesAndOtherShorttermEmployeeBenefits_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_KeyManagementPersonnelCompensationSalariesAndOtherShorttermEmployeeBenefits_doc" xml:lang="en-US">Key management personnel compensation aalaries and other short term employee benefits.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfLongTermBorrowingsExplanatory" xlink:to="YMAT_DisclosureOfLongTermBorrowingsExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfLongTermBorrowingsExplanatory_doc" xml:lang="en-US">Disclosure of long term borrowings [text block]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_KeyManagementlCompensation" xlink:to="YMAT_KeyManagementlCompensation_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_KeyManagementlCompensation_doc" xml:lang="en-US">Compensation.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LongTermBankLoansMember" xlink:to="YMAT_LongTermBankLoansMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_LongTermBankLoansMember_doc" xml:lang="en-US">Long Term Bank Loans [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfPledgedAssetsExplanatory" xlink:to="YMAT_DisclosureOfPledgedAssetsExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfPledgedAssetsExplanatory_doc" xml:lang="en-US">Disclosure of pledged assets explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansOneMember" xlink:to="YMAT_BankLoansOneMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BankLoansOneMember_doc" xml:lang="en-US">Bank loans one [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutPledgedAssetsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutPledgedAssetsExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPledgedAssetsExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about pledged assets explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansTwoMember" xlink:to="YMAT_BankLoansTwoMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BankLoansTwoMember_doc" xml:lang="en-US">Bank Loans Two [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_GuaranteeDepositsPaid" xlink:to="YMAT_GuaranteeDepositsPaid_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_GuaranteeDepositsPaid_doc" xml:lang="en-US">Guarantee deposits paid.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansThreeMember" xlink:to="YMAT_BankLoansThreeMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BankLoansThreeMember_doc" xml:lang="en-US">Bank loans three [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfCapitalManagementExplanatory" xlink:to="YMAT_DisclosureOfCapitalManagementExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfCapitalManagementExplanatory_doc" xml:lang="en-US">Disclosure of Capital Management Explanatory</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutCapitalManagementExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutCapitalManagementExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCapitalManagementExplanatory_doc" xml:lang="en-US">Disclosure of Detailed Information About Capital Management Explanatory</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansFourMember" xlink:to="YMAT_BankLoansFourMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BankLoansFourMember_doc" xml:lang="en-US">Bank loans four [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoansFiveMember" xlink:to="YMAT_BankLoansFiveMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BankLoansFiveMember_doc" xml:lang="en-US">Bank loans five [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CapitalManagement" xlink:to="YMAT_CapitalManagement_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_CapitalManagement_doc" xml:lang="en-US">Capital management</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherLoansUnsecuredMember" xlink:to="YMAT_OtherLoansUnsecuredMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OtherLoansUnsecuredMember_doc" xml:lang="en-US">Other loans unsecured [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_GearingRatio" xlink:to="YMAT_GearingRatio_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_GearingRatio_doc" xml:lang="en-US">Gearing ratio</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CurrentLoanAndReceivables" xlink:to="YMAT_CurrentLoanAndReceivables_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_CurrentLoanAndReceivables_doc" xml:lang="en-US">Current loan and receivables.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LongtermDeposit" xlink:to="YMAT_LongtermDeposit_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_LongtermDeposit_doc" xml:lang="en-US">Longterm deposit.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ForeignCurrencyAmountFinancialAssets" xlink:to="YMAT_ForeignCurrencyAmountFinancialAssets_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ForeignCurrencyAmountFinancialAssets_doc" xml:lang="en-US">Foreign currency amount financial assets</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ForeignCurrencyAmountFinancialLiabilities" xlink:to="YMAT_ForeignCurrencyAmountFinancialLiabilities_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ForeignCurrencyAmountFinancialLiabilities_doc" xml:lang="en-US">Foreign currency amount financial liabilities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsExchangeRate" xlink:to="YMAT_FinancialAssetsExchangeRate_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialAssetsExchangeRate_doc" xml:lang="en-US">Financial assets exchange rate</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesExchangeRate" xlink:to="YMAT_FinancialLiabilitiesExchangeRate_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialLiabilitiesExchangeRate_doc" xml:lang="en-US">Financial liabilities exchange rate</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsBookValue" xlink:to="YMAT_FinancialAssetsBookValue_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialAssetsBookValue_doc" xml:lang="en-US">Financial assets book value</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesBookValue" xlink:to="YMAT_FinancialLiabilitiesBookValue_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialLiabilitiesBookValue_doc" xml:lang="en-US">Financial liabilities book value</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BonusSharesMember" xlink:to="YMAT_BonusSharesMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BonusSharesMember_doc" xml:lang="en-US">Bonus shares [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsDegreeOfVariationPercentageNTD" xlink:to="YMAT_FinancialAssetsDegreeOfVariationPercentageNTD_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialAssetsDegreeOfVariationPercentageNTD_doc" xml:lang="en-US">Financial assets degree of variation percentage NTD.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsEffectOnProfitOrLoss" xlink:to="YMAT_FinancialAssetsEffectOnProfitOrLoss_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialAssetsEffectOnProfitOrLoss_doc" xml:lang="en-US">Financial assets effect on profit or loss</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsEffectOnOtherComprehensiveIncome" xlink:to="YMAT_FinancialAssetsEffectOnOtherComprehensiveIncome_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialAssetsEffectOnOtherComprehensiveIncome_doc" xml:lang="en-US">Financial assets effect on other comprehensive income</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialAssetsDegreeOfVariationPercentageHKD" xlink:to="YMAT_FinancialAssetsDegreeOfVariationPercentageHKD_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialAssetsDegreeOfVariationPercentageHKD_doc" xml:lang="en-US">Financial assets degree of variation percentage HKD.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BonusSharesOneMember" xlink:to="YMAT_BonusSharesOneMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BonusSharesOneMember_doc" xml:lang="en-US">Bonus shares one [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageNTD" xlink:to="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageNTD_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageNTD_doc" xml:lang="en-US">Financial liabilities degree of variation percentage NTD.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageHKD" xlink:to="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageHKD_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialLiabilitiesDegreeOfVariationPercentageHKD_doc" xml:lang="en-US">Financial liabilities degree of variation percentage HKD.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesEffectOnProfitOrLoss" xlink:to="YMAT_FinancialLiabilitiesEffectOnProfitOrLoss_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialLiabilitiesEffectOnProfitOrLoss_doc" xml:lang="en-US">Financial liabilities effect on profit or loss</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FinancialLiabilitiesEffectOnOtherComprehensiveIncome" xlink:to="YMAT_FinancialLiabilitiesEffectOnOtherComprehensiveIncome_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FinancialLiabilitiesEffectOnOtherComprehensiveIncome_doc" xml:lang="en-US">Financial liabilities effect on other comprehensive income</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassAOrdinarySharesMember" xlink:to="YMAT_ClassAOrdinarySharesMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ClassAOrdinarySharesMember_doc" xml:lang="en-US">Class A ordinary shares [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NonadjustingEventsAfterReportingPeriodMember" xlink:to="YMAT_NonadjustingEventsAfterReportingPeriodMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_NonadjustingEventsAfterReportingPeriodMember_doc" xml:lang="en-US">Nonadjusting events after reporting period [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseddecreasedBorrowingInterestRatePercentage" xlink:to="YMAT_IncreaseddecreasedBorrowingInterestRatePercentage_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_IncreaseddecreasedBorrowingInterestRatePercentage_doc" xml:lang="en-US">Increased decreased borrowing interest rate percentage.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ProfitIncreasedDecreased" xlink:to="YMAT_ProfitIncreasedDecreased_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ProfitIncreasedDecreased_doc" xml:lang="en-US">Profit increased decreased</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ExpectedLossRate" xlink:to="YMAT_ExpectedLossRate_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ExpectedLossRate_doc" xml:lang="en-US">Expected loss rate</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OverThanThreeMonthsMember" xlink:to="YMAT_OverThanThreeMonthsMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OverThanThreeMonthsMember_doc" xml:lang="en-US">Over Than Three Months [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_AccountsReceivables" xlink:to="YMAT_AccountsReceivables_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_AccountsReceivables_doc" xml:lang="en-US">Accounts receivables.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassAOrdinaryShareMember" xlink:to="YMAT_ClassAOrdinaryShareMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ClassAOrdinaryShareMember_doc" xml:lang="en-US">Class A ordinary share [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassBOrdinarySharesMember" xlink:to="YMAT_ClassBOrdinarySharesMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ClassBOrdinarySharesMember_doc" xml:lang="en-US">Class B Ordinary Shares [Member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CreditLossForAllowance" xlink:to="YMAT_CreditLossForAllowance_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_CreditLossForAllowance_doc" xml:lang="en-US">Credit loss for allowance</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_NewMoonCorporationMember" xlink:to="YMAT_NewMoonCorporationMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_NewMoonCorporationMember_doc" xml:lang="en-US">New moon corporation [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_MrJingBinChiangMember" xlink:to="YMAT_MrJingBinChiangMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_MrJingBinChiangMember_doc" xml:lang="en-US">Mr jing bin chiang [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ChiangYuNingMember" xlink:to="YMAT_ChiangYuNingMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ChiangYuNingMember_doc" xml:lang="en-US">Chiang Yu Ning [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_JingBinChiangMember" xlink:to="YMAT_JingBinChiangMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_JingBinChiangMember_doc" xml:lang="en-US">Jing Bin Chiang [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares" xlink:to="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares_doc" xml:lang="en-US">Increase decrease through conversion of shareholder loan to shares.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan" xlink:to="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan_doc" xml:lang="en-US">Increase decrease through cancellation of shareholder loan</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughSharebasedCompensation" xlink:to="YMAT_IncreaseDecreaseThroughSharebasedCompensation_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_IncreaseDecreaseThroughSharebasedCompensation_doc" xml:lang="en-US">Increase decrease through sharebased compensation</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LossAllowance" xlink:to="YMAT_LossAllowance_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_LossAllowance_doc" xml:lang="en-US">Loss allowance.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ProvisionForExpectedCreditLosses" xlink:to="YMAT_ProvisionForExpectedCreditLosses_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ProvisionForExpectedCreditLosses_doc" xml:lang="en-US">Provision for expected credit losses.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_TwelveMonthsMember" xlink:to="YMAT_TwelveMonthsMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_TwelveMonthsMember_doc" xml:lang="en-US">Twelve Months [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_SignificantIncreaseInCreditRiskMember" xlink:to="YMAT_SignificantIncreaseInCreditRiskMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_SignificantIncreaseInCreditRiskMember_doc" xml:lang="en-US">Significant Increase In Credit Risk [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ImpairmentOfCreditMember" xlink:to="YMAT_ImpairmentOfCreditMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ImpairmentOfCreditMember_doc" xml:lang="en-US">Impairment of Credit [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherReceivablesIncludingLongTermReceivables" xlink:to="YMAT_OtherReceivablesIncludingLongTermReceivables_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OtherReceivablesIncludingLongTermReceivables_doc" xml:lang="en-US">Other receivables including long term receivables</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_AsiasMember" xlink:to="YMAT_AsiasMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_AsiasMember_doc" xml:lang="en-US">Asia [Member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherAreasMember" xlink:to="YMAT_OtherAreasMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OtherAreasMember_doc" xml:lang="en-US">Other Areas [Member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ShortTtermBankLoans" xlink:to="YMAT_ShortTtermBankLoans_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ShortTtermBankLoans_doc" xml:lang="en-US">Short-term bank loans.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LongTermLoansCurrent" xlink:to="YMAT_LongTermLoansCurrent_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_LongTermLoansCurrent_doc" xml:lang="en-US">Long term loans current</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BicycleFrameMember" xlink:to="YMAT_BicycleFrameMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BicycleFrameMember_doc" xml:lang="en-US">Bicycle frame [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfFairValueInformationExplanatory" xlink:to="YMAT_DisclosureOfFairValueInformationExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfFairValueInformationExplanatory_doc" xml:lang="en-US">Disclosure of Fair Value Information Explanatory</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BicycleMember" xlink:to="YMAT_BicycleMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BicycleMember_doc" xml:lang="en-US">Bicycle [Member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ProductOrServicesAxis" xlink:to="YMAT_ProductOrServicesAxis_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ProductOrServicesAxis_doc" xml:lang="en-US">Product or services [axis]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_RacketMember" xlink:to="YMAT_RacketMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_RacketMember_doc" xml:lang="en-US">Racket [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CrankMember" xlink:to="YMAT_CrankMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_CrankMember_doc" xml:lang="en-US">Crank [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_OtherMember" xlink:to="YMAT_OtherMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_OtherMember_doc" xml:lang="en-US">Other [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfSignificantEventsAfterReportingPeriodExplanatory" xlink:to="YMAT_DisclosureOfSignificantEventsAfterReportingPeriodExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfSignificantEventsAfterReportingPeriodExplanatory_doc" xml:lang="en-US">Disclosure of significant events after reporting period explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ServiceProvisionMember" xlink:to="YMAT_ServiceProvisionMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ServiceProvisionMember_doc" xml:lang="en-US">Service provision [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PurchaseAndSaleOfMerchandiseInventory" xlink:to="YMAT_PurchaseAndSaleOfMerchandiseInventory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_PurchaseAndSaleOfMerchandiseInventory_doc" xml:lang="en-US">Purchase and sale of merchandise inventory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_FreightExpenses" xlink:to="YMAT_FreightExpenses_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_FreightExpenses_doc" xml:lang="en-US">Freight expenses.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DepreciationExpensesrightofuseAssets" xlink:to="YMAT_DepreciationExpensesrightofuseAssets_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DepreciationExpensesrightofuseAssets_doc" xml:lang="en-US">Depreciation expenses right of use assets.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_HudsonGlobalVenturesLLCMember" xlink:to="YMAT_HudsonGlobalVenturesLLCMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_HudsonGlobalVenturesLLCMember_doc" xml:lang="en-US">Hudson Global Ventures LLC [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_InitialPurchasePricePercentage" xlink:to="YMAT_InitialPurchasePricePercentage_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_InitialPurchasePricePercentage_doc" xml:lang="en-US">Initial purchase price percentage</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_BankLoan" xlink:to="YMAT_BankLoan_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_BankLoan_doc" xml:lang="en-US">Bank loan</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ClassBOrdinaryShareMember" xlink:to="YMAT_ClassBOrdinaryShareMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ClassBOrdinaryShareMember_doc" xml:lang="en-US">Class B Ordinary Share [Member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_SalesOfProductsMember" xlink:to="YMAT_SalesOfProductsMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_SalesOfProductsMember_doc" xml:lang="en-US">Sales of products [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LoanMember" xlink:to="YMAT_LoanMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_LoanMember_doc" xml:lang="en-US">Loan [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_HongKongCountryMember" xlink:to="YMAT_HongKongCountryMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_HongKongCountryMember_doc" xml:lang="en-US">Hong kong country [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_YMADGMember" xlink:to="YMAT_YMADGMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_YMADGMember_doc" xml:lang="en-US">YMA DG [member]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_PaymentsForAdditionOfGuaranteeDeposits" xlink:to="YMAT_PaymentsForAdditionOfGuaranteeDeposits_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_PaymentsForAdditionOfGuaranteeDeposits_doc" xml:lang="en-US">Payments for addition of guarantee deposits.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DescriptionOfAccountingPolicyForBasisOfPreparationOfFinancialStatementsExplanatory" xlink:to="YMAT_DescriptionOfAccountingPolicyForBasisOfPreparationOfFinancialStatementsExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DescriptionOfAccountingPolicyForBasisOfPreparationOfFinancialStatementsExplanatory_doc" xml:lang="en-US">Description of accounting policy for basis of preparation of financial statements explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory" xlink:to="YMAT_DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DescriptionOfAccountingPolicyForBasisOfConsolidationExplanatory_doc" xml:lang="en-US">Description of accounting policy for basis of preparation of consolidation explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DescriptionOfAccountingPolicyForStatementOfIFRSComplianceExplanatory" xlink:to="YMAT_DescriptionOfAccountingPolicyForStatementOfIFRSComplianceExplanatory_doc" xlink:type="arc" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCashAndCashEquivalentExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about cash and cash equivalents explanatory.</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutMaturityAnalysisOfTradeAndOtherReceivablesExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about maturity analysis of trade and other receivables explanatory.</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_ConversionPrice_doc" xml:lang="en-US">Conversion price.</link:label>
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_USCountryMember" xlink:to="YMAT_USCountryMember_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_USCountryMember_doc" xml:lang="en-US">US [Member]</link:label>
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutInventoriesRecognizedExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutInventoriesRecognizedExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutInventoriesRecognizedExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about inventories recognized explanatory</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutFinanceCostsExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about finance costs explanatory.</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutExpenseByNatureExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about expense by nature explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutComponentsOfIncomeTaxCreditExpenseExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutComponentsOfIncomeTaxCreditExpenseExplanatory_doc" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutEarningsPerShareExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutEarningsPerShareExplanatory_doc" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutRightofuseAssetsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutRightofuseAssetsExplanatory_doc" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutEndorsementsAndGuaranteesProvidedByRelatedPartiesExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutEndorsementsAndGuaranteesProvidedByRelatedPartiesExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutEndorsementsAndGuaranteesProvidedByRelatedPartiesExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about endorsements and guarantees provided by related parties explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about other noncurrent assets explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutTradeAndOtherPayablesExplanatory_doc" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutLongTermBorrowingsExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutLongTermBorrowingsExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLongTermBorrowingsExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about long term borrowings explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutSharebasedPaymentArrangementExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutSharebasedPaymentArrangementExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutSharebasedPaymentArrangementExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about share based payment arrangement explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutShareCapitalAndOtherEquityInterestExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutShareCapitalAndOtherEquityInterestExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutShareCapitalAndOtherEquityInterestExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about share capital and other equity interest explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutCapitalSurplusExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutCapitalSurplusExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutCapitalSurplusExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about capital surplus explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutLossRateMethodologyExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutLossRateMethodologyExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLossRateMethodologyExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about loss rate methodology explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutLossAllowanceForAccountsReceivableExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutLossAllowanceForAccountsReceivableExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutLossAllowanceForAccountsReceivableExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about loss allowance for accounts receivable explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutNonCurrentFinancialAssetsAtProfitOrLossExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutNonCurrentFinancialAssetsAtProfitOrLossExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutNonCurrentFinancialAssetsAtProfitOrLossExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about non current financial assets at profit or loss explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutTimingOfRevenueRecognitionExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutTimingOfRevenueRecognitionExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutTimingOfRevenueRecognitionExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about timing of revenue recognition explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory" xlink:to="YMAT_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory_doc" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="YMAT_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory_doc" xml:lang="en-US">Disclosure of detailed information about property plant and equipment estimated useful lives explanatory.</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentAssets" xlink:to="ifrs-full_CurrentAssets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentAssets_2_lbl" xml:lang="en-US">Current assets [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentAssets" xlink:to="ifrs-full_NoncurrentAssets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentAssets_2_lbl" xml:lang="en-US">Non-current assets [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_Assets" xlink:to="ifrs-full_Assets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_Assets_2_lbl" xml:lang="en-US">Assets [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CurrentLiabilities" xlink:to="ifrs-full_CurrentLiabilities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CurrentLiabilities_2_lbl" xml:lang="en-US">Current liabilities [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_NoncurrentLiabilities" xlink:to="ifrs-full_NoncurrentLiabilities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_NoncurrentLiabilities_2_lbl" xml:lang="en-US">Non-current liabilities [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAttributableToOwnersOfParent" xlink:to="ifrs-full_EquityAttributableToOwnersOfParent_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EquityAttributableToOwnersOfParent_2_lbl" xml:lang="en-US">Equity attributable to owners of parent</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_EquityAndLiabilities" xlink:to="ifrs-full_EquityAndLiabilities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_EquityAndLiabilities_2_lbl" xml:lang="en-US">Equity and liabilities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CostOfSales" xlink:to="ifrs-full_CostOfSales_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CostOfSales_2_lbl" xml:lang="en-US">Cost of sales</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GrossProfit" xlink:to="ifrs-full_GrossProfit_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GrossProfit_2_lbl" xml:lang="en-US">Gross profit</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_SellingExpense" xlink:to="ifrs-full_SellingExpense_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_SellingExpense_2_lbl" xml:lang="en-US">Selling expense</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_GeneralAndAdministrativeExpense" xlink:to="ifrs-full_GeneralAndAdministrativeExpense_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_GeneralAndAdministrativeExpense_2_lbl" xml:lang="en-US">General and administrative expense</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ResearchAndDevelopmentExpense" xlink:to="ifrs-full_ResearchAndDevelopmentExpense_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ResearchAndDevelopmentExpense_2_lbl" xml:lang="en-US">Research and development expense</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OperatingExpense_2_lbl" xml:lang="en-US">Operating expense</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ProfitLossFromOperatingActivities" xlink:to="ifrs-full_ProfitLossFromOperatingActivities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ProfitLossFromOperatingActivities_2_lbl" xml:lang="en-US">Profit (loss) from operating activities</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_NonOperatingExpensesAndIncome_3_lbl" xml:lang="en-US">NonOperatingExpensesAndIncome</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_3_lbl" xml:lang="en-US">Tax expense (income)</link:label>
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:to="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets_2_lbl" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AdjustmentsForIncreaseDecreaseInOtherLiabilities" xlink:to="ifrs-full_AdjustmentsForIncreaseDecreaseInOtherLiabilities_2_lbl" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities" xlink:to="ifrs-full_AdjustmentsForIncreaseDecreaseInOtherCurrentLiabilities_2_lbl" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_InterestPaidClassifiedAsOperatingActivities" xlink:to="ifrs-full_InterestPaidClassifiedAsOperatingActivities_2_lbl" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities" xlink:to="ifrs-full_CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities_2_lbl" xml:lang="en-US">Cash advances and loans made to other parties, classified as investing activities</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashAdvancesAndLoansMadeToRelatedParties_2_lbl" xml:lang="en-US">Cash advances and loans made to related parties</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:to="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_2_lbl" xml:lang="en-US">Purchase of property, plant and equipment, classified as investing activities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:to="ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities_2_lbl" xml:lang="en-US">Purchase of intangible assets, classified as investing activities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:to="ifrs-full_CashFlowsFromUsedInInvestingActivities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities_2_lbl" xml:lang="en-US">Cash flows from (used in) investing activities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RepaymentsOfCurrentBorrowings" xlink:to="ifrs-full_RepaymentsOfCurrentBorrowings_2_lbl" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:to="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities_2_lbl" xlink:type="arc" />
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:to="ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities_2_lbl" xml:lang="en-US">Repayments of borrowings, classified as financing activities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashRepaymentsOfAdvancesAndLoansFromRelatedParties" xlink:to="ifrs-full_CashRepaymentsOfAdvancesAndLoansFromRelatedParties_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashRepaymentsOfAdvancesAndLoansFromRelatedParties_2_lbl" xml:lang="en-US">Cash repayments of advances and loans from related parties</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PaymentsForShareIssueCosts_2_lbl" xml:lang="en-US">Payments for share issue costs</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:to="ifrs-full_CashFlowsFromUsedInFinancingActivities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities_2_lbl" xml:lang="en-US">Cash flows from (used in) financing activities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:to="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents_2_lbl" xml:lang="en-US">Increase (decrease) in cash and cash equivalents after effect of exchange rate changes</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory_2_lbl" xml:lang="en-US">Disclosure of cash and cash equivalents [text block]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory" xlink:to="ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory_2_lbl" xml:lang="en-US">Disclosure of trade and other receivables [text block]</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisclosureOfInventoriesExplanatory_2_lbl" xml:lang="en-US">Disclosure of inventories [text block]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DisclosureOfPrepaymentsAndOtherAssetsExplanatory" xlink:to="ifrs-full_DisclosureOfPrepaymentsAndOtherAssetsExplanatory_2_lbl" xlink:type="arc" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DisclosureOfNoncurrentFinancialAssetsAtFairValueThroughProfitOrLossExplanatory_3_lbl" xml:lang="en-US">DisclosureOfNoncurrentFinancialAssetsAtFairValueThroughProfitOrLossExplanatory</link:label>
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      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment" xlink:to="ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment_2_lbl" xlink:type="arc" />
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CostOfInventoriesRecognisedAsExpenseDuringPeriod_2_lbl" xml:lang="en-US">Cost of inventories recognised as expense during period</link:label>
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      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DisposalsPropertyPlantAndEquipment_2_lbl" xml:lang="en-US">Disposals, property, plant and equipment</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_DepreciationPropertyPlantAndEquipment" xlink:to="ifrs-full_DepreciationPropertyPlantAndEquipment_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_DepreciationPropertyPlantAndEquipment_2_lbl" xml:lang="en-US">Depreciation, property, plant and equipment</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CurrentLoanAndReceivables" xlink:to="YMAT_CurrentLoanAndReceivables_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_CurrentLoanAndReceivables_3_lbl" xml:lang="en-US">CurrentLoanAndReceivables</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:to="ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_ExpenseFromSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets_2_lbl" xml:lang="en-US">Expense from share-based payment transactions</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares" xlink:to="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_IncreaseDecreaseThroughConversionOfShareholderLoanToShares_3_lbl" xml:lang="en-US">IncreaseDecreaseThroughConversionOfShareholderLoanToShares</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan" xlink:to="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_IncreaseDecreaseThroughCancellationOfShareholderLoan_3_lbl" xml:lang="en-US">IncreaseDecreaseThroughCancellationOfShareholderLoan</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_IncreaseDecreaseThroughSharebasedCompensation" xlink:to="YMAT_IncreaseDecreaseThroughSharebasedCompensation_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_IncreaseDecreaseThroughSharebasedCompensation_3_lbl" xml:lang="en-US">IncreaseDecreaseThroughSharebasedCompensation</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_DepreciationExpensesrightofuseAssets" xlink:to="YMAT_DepreciationExpensesrightofuseAssets_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_DepreciationExpensesrightofuseAssets_3_lbl" xml:lang="en-US">DepreciationExpensesrightofuseAssets</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:to="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_2_lbl" xml:lang="en-US">Key management personnel compensation, short-term employee benefits</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits" xlink:to="ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_KeyManagementPersonnelCompensationOtherLongtermBenefits_2_lbl" xml:lang="en-US">Key management personnel compensation, other long-term employee benefits</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensation" xlink:to="ifrs-full_KeyManagementPersonnelCompensation_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_KeyManagementPersonnelCompensation_2_lbl" xml:lang="en-US">Key management personnel compensation</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:to="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment_2_lbl" xml:lang="en-US">Key management personnel compensation, share-based payment</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_KeyManagementlCompensation" xlink:to="YMAT_KeyManagementlCompensation_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_KeyManagementlCompensation_3_lbl" xml:lang="en-US">KeyManagementlCompensation</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets" xlink:to="ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_PropertyPlantAndEquipmentIncludingRightofuseAssets_2_lbl" xml:lang="en-US">Property, plant and equipment including right-of-use assets</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_AssetsObtained" xlink:to="ifrs-full_AssetsObtained_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_AssetsObtained_2_lbl" xml:lang="en-US">Assets obtained by taking possession of collateral or calling on other credit enhancements</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_CashEquivalents" xlink:to="ifrs-full_CashEquivalents_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_CashEquivalents_2_lbl" xml:lang="en-US">Cash equivalents</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_CapitalManagement" xlink:to="YMAT_CapitalManagement_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_CapitalManagement_3_lbl" xml:lang="en-US">Capital management [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherCurrentFinancialAssets" xlink:to="ifrs-full_OtherCurrentFinancialAssets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherCurrentFinancialAssets_2_lbl" xml:lang="en-US">Other current financial assets</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_TradeAndOtherReceivables" xlink:to="ifrs-full_TradeAndOtherReceivables_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_TradeAndOtherReceivables_2_lbl" xml:lang="en-US">Trade and other receivables</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherReceivables" xlink:to="ifrs-full_OtherReceivables_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherReceivables_2_lbl" xml:lang="en-US">Other receivables [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LongtermDeposit" xlink:to="YMAT_LongtermDeposit_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_LongtermDeposit_3_lbl" xml:lang="en-US">LongtermDeposit</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialAssets" xlink:to="ifrs-full_FinancialAssets_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialAssets_2_lbl" xml:lang="en-US">Financial assets</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_OtherPayables" xlink:to="ifrs-full_OtherPayables_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_OtherPayables_2_lbl" xml:lang="en-US">Other payables [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_FinancialLiabilities" xlink:to="ifrs-full_FinancialLiabilities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_FinancialLiabilities_2_lbl" xml:lang="en-US">Financial liabilities [Default Label]</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ifrs-full_LeaseLiabilities" xlink:to="ifrs-full_LeaseLiabilities_2_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="ifrs-full_LeaseLiabilities_2_lbl" xml:lang="en-US">Lease liabilities</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_LossAllowance" xlink:to="YMAT_LossAllowance_4_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_LossAllowance_4_lbl" xml:lang="en-US">LossAllowance</link:label>
      <link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="YMAT_ShortTtermBankLoans" xlink:to="YMAT_ShortTtermBankLoans_3_lbl" xlink:type="arc" />
      <link:label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="YMAT_ShortTtermBankLoans_3_lbl" xml:lang="en-US">ShortTtermBankLoans</link:label>
    </link:labelLink>
</link:linkbase>
