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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ShortTermInvestmentsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ShortTermInvestmentsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short Term Investments Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ShortTermInvestmentsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of short-term investments current.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestmentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Short-Term Investments [Abstract]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Investments, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies [Abstract]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ConstructionCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction commitments</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract Liabilities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Accrued Expenses</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfSalesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of revenue</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WarrantyLiabilitiesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warranty Liabilities Policy Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WarrantyLiabilitiesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for warranty liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value measurement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment reporting</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpensesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Selling expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingGeneralAndAdministrativeExpensesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling, General and Administrative Expenses, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, plant and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land use rights, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Net Policy Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Land use rights, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment for long-lived assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance Lease as a lessee</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeLeasesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Leases [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AccruedExpensesAndOtherPayablesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses and other payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AccruedExpensesAndOtherPayablesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Expenses And Other Payables Policy Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AccruedExpensesAndOtherPayablesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for accrued expenses and other payables.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RelatedPartyTransactionsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related party transactions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RelatedPartyTransactionsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions Policy Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RelatedPartyTransactionsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for Related Party Transactions.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue recognition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Property, Plant and Equipment, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land-Use Rights, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Estimated Future Amortization Expenses Land-Use Rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets Amortization Expense [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Estimated Future Amortization Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrentAndNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Short-Term Bank Loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Debt [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Contract Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PayablesAndAccrualsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Expenses and Other Payables [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Changes of Allowance for Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableAllowanceForCreditLossTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventories [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Prepayments and Other Current Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfOtherCurrentAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Other Current Assets [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2030</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Amortization Expense Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represent the amount future amortization expenses life expected to be recognized in fourth fiscal year following current fiscal year.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of equity interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityMethodInvestmentOwnershipPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Method Investment, Ownership Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Significant Accounting Policies [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PRCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PRC [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PRCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PRCMember</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_SegmentGeographicalDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReservesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statutory Reserves [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReservesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory Reserves Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="currency_AllCurrenciesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">All Currencies [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="currency_USD_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">US [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="currency_USD_lbl" xlink:role="http://www.xbrl.org/2003/role/label">United States of America, Dollars</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskBenchmarkDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Benchmark [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ChangeInAccountingEstimateLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Significant Accounting Policies [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyExchangeRateTranslation1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exchange rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyExchangeRateTranslation1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Foreign Currency Exchange Rate, Translation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFDICInsuredAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash depositor</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashFDICInsuredAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, FDIC Insured Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Estimated useful life for land</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated useful lives</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Useful Life</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impairment, Long-Lived Asset, Held-for-Use</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Components of Deferred Tax Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Reconciliation Between the Statutory Earned Income Tax Rate and Effective Income Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfTaxesPayableTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Company&#8217;s Taxes Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfTaxesPayableTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Taxes Payable Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfTaxesPayableTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure of taxes payable.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Operating Entity&#8217;s Accounts Receivable Balance with Related Parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Related Party Transactions [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfOperatingEntitysSalesTransactionsWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Operating Entity&#8217;s Sales Transactions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfOperatingEntitysSalesTransactionsWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Operating Entitys Sales Transactions With Related Parties Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfOperatingEntitysSalesTransactionsWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure of the operating entity&#8217;s sales transactions with related parties.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfSubsidiariesInCountriesAndJurisdictionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Subsidiaries In Countries And Jurisdictions Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_OwnershipAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ownership [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2027</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2029</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Amortization Expense Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represent the amount future amortization expenses life expected to be recognized in next third fiscal year following current fiscal year.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Selling expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Selling expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets, Net [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSoldAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of sales expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSoldAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost, Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IntangibleAssetsNetTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets Net [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmProfitLossMeasureHowUsedDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Management approach to determine reportable segments description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmProfitLossMeasureHowUsedDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of operating segment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Operating Segments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeBenefitsAndShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee benefit expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeBenefitsAndShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employee Benefits and Share-Based Compensation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Annual appropriations tax profit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Tax rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ValueAddedTaxPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">VAT rates</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ValueAddedTaxPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Value Added Tax Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ValueAddedTaxPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Value added tax percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dilutive shares (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cash and cash equivalents balances</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash and cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_OutstandingAccountReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding accounts receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_OutstandingAccountReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Outstanding Account Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_OutstandingAccountReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The Amount of Outstanding Account Receivable.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetImpairmentCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment of other current assets and other receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetImpairmentCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Impairment Charges</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByAssetClassAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Class [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, Plant and Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General and administrative expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">General and administrative expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General and Administrative Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentForAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentForAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and development expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Research and development expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Intangible Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherGeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General and administrative expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherGeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other General and Administrative Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ImpairmentOfShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment of short-term investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ImpairmentOfShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impairment Of Short Term Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ImpairmentOfShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of impairment of short-term investments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromSalesOfRawMaterialsAndScrapsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue from Sales of Raw Materials and Scraps [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromSalesOfRawMaterialsAndScrapsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Sales Of Raw Materials And Scraps [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseImpairmentLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment of finance lease</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseImpairmentLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Impairment Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of reportable segments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Reportable Segments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_BalanceSheetAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_BalanceSheetDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromNewEnergySectorFocusedProductsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from New Energy Sector-Focused Products [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization and Principal Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment, Name [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_JuliHKMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Juli Enterprise Limited [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_JuliHKMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Juli HK [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_JuliHKMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Juli HKMember</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EwattMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Ewatt Robot Equipment Co., Ltd. [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EwattMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ewatt [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EwattMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ewatt Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_MrWenzaoHuangMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mr. Wenzao Huang [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_MrWenzaoHuangMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mr Wenzao Huang Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_MrYunjunHuangMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mr. Yunjun Huang [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_MrYunjunHuangMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mr Yunjun Huang Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_YunfeiBVIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Yunfei BVI [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_YunfeiBVIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Yunfei BVIMember</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FanqiHKMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fanqi HK [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FanqiHKMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fanqi HKMember</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Date of Incorporation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary of Limited Liability Company or Limited Partnership, Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterestDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">% of Ownership</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterestDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary Of Limited Liability Company Or Limited Partnership Ownership Interest Description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterestDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The description on percentage investment held in the subsidiary by the limited liability company or limited partnership.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">% of Ownership</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipOwnershipInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfEstimatedUsefulLivesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Estimated Useful Lives [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Revenue recognized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue recognized from contract liabilities arising during the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityRevenueRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability, Revenue Recognized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Tangible Asset [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OfficeEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Office Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OfficeEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Office Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VehiclesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vehicles [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VehiclesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Vehicles [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BuildingImprovementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Building Improvement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BuildingImprovementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Building Improvements [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Amounts Recognized in the Consolidated Balance Sheet</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Provision for Income Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromSalesOfInjectionMoldingMachineDedicatedManipulatorArmsAndInstallationAndWarrantyServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue from Sales of Injection Molding Machine-Dedicated Manipulator Arms and Installation and Warranty Services [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromSalesOfInjectionMoldingMachineDedicatedManipulatorArmsAndInstallationAndWarrantyServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Sales Of Injection Molding Machine Dedicated Manipulator Arms And Installation And Warranty Services Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromInstallationServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue from Installation Services [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromInstallationServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Installation Services Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Tangible Asset [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_EquityMethodInvesteeNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment, Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromSalesOfAccessoriesOfManipulatorArmsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue from Sales of Accessories of Manipulator Arms [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RevenueFromSalesOfAccessoriesOfManipulatorArmsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Sales Of Accessories Of Manipulator Arms Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer, Including Assessed Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndDueFromBanksAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Cash and Cash Equivalents [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits with banks</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposit Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts and Financing Receivables [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Allowance for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit losses against accounts receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: allowance for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryRawMaterials_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Raw materials</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryRawMaterials_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Raw Materials, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherInventoryInTransit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goods shipped in transit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherInventoryInTransit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Inventory, in Transit, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Prepayments and Other Current Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Related Parties [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Related Party [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts receivable, gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, before Allowance for Credit Loss, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfPropertyPlantAndEquipmentNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Property Plant And Equipment Net Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Prepayments and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepayments and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expense and Other Assets, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BuildingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Building [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BuildingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Building [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ElectronicEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Electronic Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ElectronicEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Electronic Equipment Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfNatureOfRelationshipsWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Nature of Relationships with Related Parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfNatureOfRelationshipsWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Nature Of Relationships With Related Parties Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfNatureOfRelationshipsWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The tabular disclosure of relationship with related party.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfBorrowingsUnsecuredDueOnDemandAndInterestFreeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Borrowings Unsecured, Repayable on Demand, and Interest-Free</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfBorrowingsUnsecuredDueOnDemandAndInterestFreeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Borrowings Unsecured Due On Demand And Interest Free Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfBorrowingsUnsecuredDueOnDemandAndInterestFreeTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular of borrowings unsecured, due on demand, and interest-free.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfOperatingEntitysAccountsReceivableBalanceWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Operating Entity&#8217;s Accounts Receivable Balance with Related Parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfOperatingEntitysAccountsReceivableBalanceWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Operating Entitys Accounts Receivable Balance With Related Parties Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfOperatingEntitysAccountsReceivableBalanceWithRelatedPartiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Operating entity&#8217;s accounts receivable balance with related parties.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary of LLC or LP [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_INLIFLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">INLIF Limited [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_INLIFLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">INLIFLimited Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FujianINLIFMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fujian INLIF [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FujianINLIFMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fujian INLIFMember</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_BalanceSheetAccountsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Accounts [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_BalanceSheetAccountsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Accounts Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Authority, Name [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SupplierThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplier Three [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SupplierThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplier Three Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SalesRevenueNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue Benchmark [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SalesRevenueNetMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue Benchmark [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionSupplierDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplier [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transactions [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/presentationGuidance">Schedule of Related Party Balances [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Schedule of Nature of Relationships with Related Parties [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/disclosureGuidance">Schedule of Operating Entity&#8217;s Sales Transactions [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary Shares (US$0.32 par value)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Domain]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Class B</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class B Ordinary Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassBMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class B Ordinary Share [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average discount rate</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Six months ended December 31, 2026</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title and Position [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title and Position [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockVotingRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vote per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockVotingRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Voting Rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Per share (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Price Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Aggregate ordinary shares</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Statutory reserves (in Dollars)</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory Reserve</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of statutory reserve.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2030</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableOtherCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable to third party suppliers</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableOtherCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Other, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ShortTermBankLoansScheduleofShortTermBankLoansTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short Term Bank Loans Scheduleof Short Term Bank Loans [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt, Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred income tax expenses (benefits)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Tax effect of deferred tax recognized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Expense (Benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RelatedPartyTransactionsScheduleofNatureofRelationshipswithRelatedPartiesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions - Schedule of Nature of Relationships with Related Parties (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WenzaoHuangMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Wenzao Huang [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WenzaoHuangMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Wenzao Huang Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LiankenEnterpriseLimitedLiankenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lianken Enterprise Limited (&#8220;Lianken&#8221;) [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LiankenEnterpriseLimitedLiankenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lianken Enterprise Limited Lianken Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_XingcanEnterpriseLimitedXingcanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Xingcan Enterprise Limited (&#8220;Xingcan&#8221;) [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_XingcanEnterpriseLimitedXingcanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Xingcan Enterprise Limited Xingcan Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_QuanzhouHuasenHardwareAndPlasticProductsCoLtdQuanzhouHuasenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Quanzhou Huasen Hardware and Plastic Products Co., Ltd (&#8220;Quanzhou Huasen&#8221;) [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_QuanzhouHuasenHardwareAndPlasticProductsCoLtdQuanzhouHuasenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Quanzhou Huasen Hardware And Plastic Products Co Ltd Quanzhou Huasen Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_TotalPurchasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Purchases [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_TotalPurchasesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Total Purchases Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration risk, percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk, Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2029</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts Payable [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total accounts payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfShortTermBankLoansAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Short Term Bank Loans [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt, Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FujianRuralCommercialBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fujian Rural Commercial Bank [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FujianRuralCommercialBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fujian Rural Commercial Bank Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current income tax expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Current income tax expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Income Tax Expense (Benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total income tax expenses (benefits)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total sales transactions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total income tax expenses (benefits)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Income tax (expenses) benefits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense (Benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">China Merchants Bank [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">China Merchants Bank Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total short-term bank loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Short term bank loan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermBorrowings_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfShortTermLoansAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Short Term Loans [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_QuanzhouHuasenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Quanzhou Huasen [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_QuanzhouHuasenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Quanzhou Huasen Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfOperatingEntitySAccountsReceivableBalanceWithRelatedPartiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Operating Entity SAccounts Receivable Balance With Related Parties Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, before Allowance for Credit Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxContingencyLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Taxes [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxContingencyLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Assessable profits (in Dollars)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income tax computed at statutory EIT rate (25%)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EquityDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReserveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Statutory Reserve [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReserveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statutory Reserve</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReserveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory Reserve Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassAMember_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Class A Ordinary Shares [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Class A</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A Ordinary Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonClassAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class A Ordinary Share [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Due from related parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amounts due from related parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Receivables, Net, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfBorrowingsUnsecuredRepayableOnDemandAndInterestFreeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Borrowings Unsecured Repayable On Demand And Interest Free Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LiankenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lianken [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LiankenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lianken Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_XingcanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Xingcan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_XingcanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Xingcan Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_XiaolongChenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Xiaolong Chen [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_XiaolongChenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Xiaolong Chen Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferOfCertainFinancialAssetsAccountedForAsSecuredBorrowingsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Borrowings Unsecured, Repayable on Demand, and Interest-Free [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferOfCertainFinancialAssetsAccountedForAsSecuredBorrowingsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collect from Operating Entity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Amount repaid to related parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Related Party Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromCollectionOfLongtermLoansToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repaid to Operating Entity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromCollectionOfLongtermLoansToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Collection of Long-Term Loans to Related Parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfOperatingEntitySSalesTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Operating Entity SSales Transactions Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warranty liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning of the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end of the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total warranty liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants and Rights Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PRCGAAPMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PRC GAAP [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PRCGAAPMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">PRCGAAPMember</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Shares authorized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ordinary shares, shares authorized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares, shares authorized (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FinanceLeaseLiabilityUndiscountedExcessAmountImutedInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less: imputed interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FinanceLeaseLiabilityUndiscountedExcessAmountImutedInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Undiscounted Excess Amount Imuted Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FinanceLeaseLiabilityUndiscountedExcessAmountImutedInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of finance lease liability undiscounted excess amount imuted interest.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LihuiXuMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lihui Xu [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LihuiXuMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lihui Xu Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_TianhuaMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tianhua [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_TianhuaMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tianhua Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WeiboMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weibo [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WeiboMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weibo Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total accrued expenses and other payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable and Accrued Liabilities, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_YunjunHuangMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Yunjun Huang [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_YunjunHuangMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Yunjun Huang Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AmountFinancedFromRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lend to Operating Entity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AmountFinancedFromRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amount Financed From Related Parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AmountFinancedFromRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount financed from related parties.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromLoansReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lend from Operating Entity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromLoansReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for (Proceeds from) Loans Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares sold</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Number of Shares Issued in Transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_NetProceeds_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net proceeds</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_NetProceeds_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of net proceeds.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityReverseStockSplit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock split</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityReverseStockSplit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity, Reverse Stock Split</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Price Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Private placement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross proceeds</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Private Placement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_KeruiEnterpriseLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Kerui Enterprise Limited [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_KeruiEnterpriseLimitedMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Kerui Enterprise Limited Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IndustrialAndCommercialBankOfChinaMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Industrial and Commercial Bank of China [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IndustrialAndCommercialBankOfChinaMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Industrial And Commercial Bank Of China Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Schedule of Short-Term Bank Loans [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Short-Term Bank Loans [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Short-Term Loans [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShortTermDebtTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationTaxSettlementsDomestic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax effect of preferential tax treatments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationTaxSettlementsDomestic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Tax Settlement, Domestic, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of other non-deductible expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationNondeductibleExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Reconciliation Between the Statutory Earned Income Tax Rate and Effective Income Tax [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Income tax payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income taxes payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Taxes Payable, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total tax payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Taxes Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income (loss) before income tax expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income (Loss) before income tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ordinary shares, par value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Par value (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares, par value (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PurchasePricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchase price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PurchasePricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Price Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PurchasePricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of purchase price per share.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNoncurrentCreditQualityIndicatorLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Operating Entity&#8217;s Accounts Receivable Balance with Related Parties [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EnterpriseIncomeTaxMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Enterprise Income Tax [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EnterpriseIncomeTaxMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Enterprise Income Tax Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_CustomerandSupplierConcentrationsDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer and Supplier Concentrations (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer Concentration Risk [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CustomerConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer Concentration Risk [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MajorCustomersAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_CustomerOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer One [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_CustomerOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer One Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Benchmark [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedGoodsAndNonemployeeServicesTransactionBySupplierAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplier [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SupplierOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplier One [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SupplierOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplier One Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RelatedPartyTransactionsDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">IPO [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IPOMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">IPO [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ShareholderAndBoardResolutionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shareholder and Board Resolutions [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ShareholderAndBoardResolutionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shareholder And Board Resolutions Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Ordinary shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share issuance upon the initial public offering (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, New Issues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RedesignatedAndRectifiedOrdinaryShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Re-designated ordinary shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RedesignatedAndRectifiedOrdinaryShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Redesignated And Rectified Ordinary Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RedesignatedAndRectifiedOrdinaryShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of shares re-designated ordinary shares.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PercentageOfStatutorySurplusReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of statutory surplus reserve</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PercentageOfStatutorySurplusReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Percentage of surplus reserve</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PercentageOfStatutorySurplusReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Statutory Surplus Reserve</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PercentageOfStatutorySurplusReserve_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of Statutory Surplus Reserve.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Income, Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncome_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredIncomeTaxAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Assets, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL ASSETS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Advance from customers</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">COMMITMENTS AND CONTINGENCIES (NOTE 22)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, plant and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses and other payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Accounts Payable and Accrued Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income taxes payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Income Taxes Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term bank loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance lease assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Right-of-Use Asset, after Accumulated Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL NON-CURRENT ASSETS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CURRENT LIABILITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBankCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LoansPayableToBankCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loans Payable to Bank, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses and other payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable and Other Accrued Liabilities, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SHAREHOLDERS&#8217; EQUITY</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of significant accounting policies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsAndNontradeReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts receivable, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsAndNontradeReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts and Nontrade Receivable [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherCurrentAssetsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepayments and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherCurrentAssetsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Current Assets [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land-use rights, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Net Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The entire disclosure of land-use rights, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Contract with Customer, Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warranty liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInDerivativeLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Derivative Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable and Accrued Liabilities Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueIssuanceOfClassAOrdinarySharesUnderATMOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of Class A ordinary shares under ATM offering (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueIssuanceOfClassAOrdinarySharesUnderATMOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Issuance Of Class A Ordinary Shares Under ATM Offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueIssuanceOfClassAOrdinarySharesUnderATMOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of Issuance of Class A ordinary shares under ATM offering.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Comprehensive income (loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign currency translation adjustments, net of tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings (Loss) per share, basic (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average number of shares (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid-in Capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid-in Capital [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL CURRENT LIABILITIES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Lease liabilities, non-current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other expense, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net income (loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net income (loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Net income (loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Comprehensive income (loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings (Loss) per share, diluted (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Other Comprehensive Income (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AOCI Attributable to Parent [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other income, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current finance lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Lease liabilities, current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">NON-CURRENT LIABILITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Noncurrent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL NON-CURRENT LIABILITIES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL LIABILITIES AND SHAREHOLDERS&#8217; EQUITY</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Ordinary shares, shares issued (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Revenues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GrossProfit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gross profit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GrossProfit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gross Profit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid-in capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid in Capital, Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retained earnings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings (Accumulated Deficit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating income (loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Income (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL SHAREHOLDERS&#8217; EQUITY</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplemental disclosures of cash flows information:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowElementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Elements [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid for interest expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Paid, Excluding Capitalized Interest, Operating Activity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Right of use assets obtained in exchange for finance lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Right-of-Use Asset Obtained in Exchange for Finance Lease Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ProceedsFromATMOffering_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Net proceeds from ATM offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ProceedsFromATMOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From ATM Offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ProceedsFromATMOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from ATM offering.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in operating activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of property, plant, and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in investing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of ordinary shares, net of offering costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repayment of short-term loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Short-Term Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share issuance upon the initial public offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, New Issues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromInvestments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchases of short-term investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for (Proceeds from) Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from financing activities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from short-term loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromShortTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Short-Term Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeasePrincipalPayments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedNetLabel">Principal payments on finance lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeasePrincipalPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Principal Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Retained earnings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exchange gain</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss), Foreign Currency Transaction, before Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Offering cost incurred for initial public offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Foreign currency translation adjustment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-based compensation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Noncash Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Allowance for (reversal of) credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProvisionForDoubtfulAccounts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Credit Loss Expense (Reversal)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_InvestmentManagementAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Management Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings (loss) per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recent accounting pronouncements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfEstimatedUsefulLivesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Estimated Useful Lives</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfEstimatedUsefulLivesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Estimated Useful Lives Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCashAndCashEquivalentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Cash and Cash Equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCashAndCashEquivalentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Cash and Cash Equivalents [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Risks and uncertainties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk, Credit Risk, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipDescriptionTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Subsidiaries in Countries and Jurisdictions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfSubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipDescriptionTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Subsidiary of Limited Liability Company or Limited Partnership, Description [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Disaggregation of Revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Disaggregation of Revenue [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Accounts Receivable, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Inventory, Current [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepayments and Other Current Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principles of consolidation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfLandUseRightsNetTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Land-Use Rights, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfLandUseRightsNetTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Land Use Rights Net Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfLandUseRightsNetTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The tabular disclosure of schedule of land-use rights, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GovernmentAssistancePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Government grants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GovernmentAssistancePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Government Assistance [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DeferredOfferingCostsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred offering costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DeferredOfferingCostsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Offering Costs Policy Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DeferredOfferingCostsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for deferred offering costs.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ValueAddedTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">VAT</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ValueAddedTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Value Added Tax Policy Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ValueAddedTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy value added tax.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Comprehensive income (loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomePolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basis of presentation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis of Accounting, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Use of estimates</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Use of Estimates, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfWarrantyLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Warranty Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfWarrantyLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Warranty Liabilities Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfWarrantyLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tabular disclosure for warranty liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EmployeeBenefitsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee benefits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EmployeeBenefitsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employee Benefits Policy Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_EmployeeBenefitsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy for employee benefit.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReservePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statutory reserves</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatutoryReservePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Disclosure of accounting policy statutory reserve.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2026</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Amortization Expense Remainder of Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of land use rights amortization expense remainder of fiscal year.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Amortization Expense After Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of land use rights amortization expense after year four.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IntangibleAssetFiniteLivedEstimatedAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IntangibleAssetFiniteLivedEstimatedAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Asset, Finite-Lived, Estimated Amortization Expense, after Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IntangibleAssetFiniteLivedEstimatedAmortizationExpenseAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of amortization expense for finite-lived intangible asset expected to be recognized after fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IncomeStatementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IncomeStatementDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_GeneralAndAdministrativeExpensesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General and Administrative Expenses [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Property, Plant and Equipment, Net [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Property, Plant and Equipment, Net [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Property and Equipment Useful Lives [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: accumulated depreciation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LanduseRightsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land-use rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LanduseRightsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Landuse Rights Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LanduseRightsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of gross portion of land-use rights.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land-use rights, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Net Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsNetNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of land-use rights, net, noncurrent.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfEstimatedFutureAmortizationExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Estimated Future Amortization Expenses Land-Use Rights [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts receivable, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Changes of Allowance for Credit Losses [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional reserve through credit loss expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableRecoveries_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss, Recovery</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Inventories [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryFinishedGoods_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finished goods</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryFinishedGoods_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Finished Goods, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWorkInProcess_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Work in progress</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWorkInProcess_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Work in Process, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_OrganizationandPrincipalActivitiesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization and Principal Activities (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FujianINLIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fujian INLIF Technology Co., Ltd [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_FujianINLIMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fujian INLIMember</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_MrXiaolongChenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mr. Xiaolong Chen [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_MrXiaolongChenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mr Xiaolong Chen Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfChangeInAccountingEstimateTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Change in Accounting Estimate [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementGeographicalAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Geographical [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_HK_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Hong Kong [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_HK_lbl" xlink:role="http://www.xbrl.org/2003/role/label">HONG KONG</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxAuthorityNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Authority, Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CurrencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Currency [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="currency_CNY_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">RMB [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="currency_CNY_lbl" xlink:role="http://www.xbrl.org/2003/role/label">China, Yuan Renminbi</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts Receivable [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Leases as Lessee [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Maturity of Lease Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatementsOfOperationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statements of Operations [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StatementsOfOperationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statements Of Operations Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Uncertain tax positions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Significant unrecognized uncertain tax positions (in Dollars)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SignificantChangeInUnrecognizedTaxBenefitsIsReasonablyPossibleAmountOfUnrecordedBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate amounts of cash deposited</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepositsAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deposits Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWriteDown_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory write-down</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWriteDown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Write-down</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Class [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Product and Service Sold</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advertising costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdvertisingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Advertising Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred offering costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredOfferingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Offering Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statutory reserves</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statutory Accounting Practices, Statutory Capital and Surplus, Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfDisaggregationOfRevenueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Disaggregation Of Revenue [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MachineryAndEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Machinery Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MachineryAndEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Machinery and Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction in progress [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction in Progress [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subtotal</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_VotingPower_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Voting power</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_VotingPower_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Voting Power</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_VotingPower_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The Percentage of Voting Power.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated useful lives</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Useful Life</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related party transactions rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction, Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AgentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Agent [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AgentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Agent Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Subsidiaries in Countries and Jurisdictions [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipState_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Place of Incorporation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipState_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary of Limited Liability Company or Limited Partnership, State</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipBusinessPurpose_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiaryOfLimitedLiabilityCompanyOrLimitedPartnershipBusinessPurpose_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsidiary of Limited Liability Company or Limited Partnership, Business Purpose</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ElectricGenerationEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Electronic Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ElectricGenerationEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Electric Generation Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValueAddedTaxReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Value-added tax recoverable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ValueAddedTaxReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Value Added Tax Receivable, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonrelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Third Parties [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonrelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonrelated Party [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts Receivable, Net [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherPrepaidExpenseCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Others</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherPrepaidExpenseCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Prepaid Expense, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AcceptanceDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Acceptance date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AcceptanceDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Acceptance Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AcceptanceDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Acceptance date.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, plant, and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfLandUseRightsNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Land-Use Rights, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AccumulatedAmortizationOfLandUseRights_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: accumulated amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AccumulatedAmortizationOfLandUseRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Amortization Of Land Use Rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AccumulatedAmortizationOfLandUseRights_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the amount of accumulated amortization of land use rights, net.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2027</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Amortization Expense Next Twelve Months</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represent the amount future amortization expenses life expected to be recognized in next fiscal year following current fiscal year.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Intangible Assets, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2028</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land Use Rights Amortization Expense Year Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_LandUseRightsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represent the amount future amortization expenses life expected to be recognized in next fiscal year following second fiscal year following current fiscal year.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedPatentsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Patents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedPatentsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Patents, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_OwnershipDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Ownership [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Disaggregation of Revenue [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Cash_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash on hand</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Cash_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ScheduleOfAccountsReceivableNetAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts Receivable, Net [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less: accumulated amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2026</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Asset, Finite-Lived, Estimated Amortization Expense, Remainder of Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">China Merchants Bank [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">China Merchants Bank One [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">China Merchants Bank [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">China Merchants Bank Two [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">China Merchants Bank [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">China Merchants Bank Three [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankFourMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">China Merchants Bank [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ChinaMerchantsBankFourMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">China Merchants Bank Four [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer and Supplier Concentrations [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer and Supplier Concentration [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Event [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Shares Issued in Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AuthorizedShareCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Authorized Share Capital [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AuthorizedShareCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Authorized share capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AuthorizedShareCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Authorized Share Capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_AuthorizedShareCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of authorized share capital.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementScenarioAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioUnspecifiedDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioForecastMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Forecast [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SalesAgentFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales agent fees</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SalesAgentFees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sales Agent Fees</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SalesAgentFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of sales agent fees.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxJurisdictionOfDomicileExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tax Jurisdiction of Domicile [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amortization of finance lease assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of finance lease right of use assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseRightOfUseAssetAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Right-of-Use Asset, Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationTaxCreditsResearch_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Effect of research and development credits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationTaxCreditsResearch_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of change in valuation allowance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IncomeTaxComputedAtStatutoryEITRate_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Statutory EIT rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IncomeTaxComputedAtStatutoryEITRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Computed At Statutory EITRate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IncomeTaxComputedAtStatutoryEITRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of income tax computed at statutory EIT rate.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComponentsOfDeferredTaxAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Components of Deferred Tax Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total deferred tax assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredTaxAssetsLiabilitiesNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Tax Assets, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TaxesPayableCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Company&#8217;s Taxes Payable [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_OtherTaxPayables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other tax payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_OtherTaxPayables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Tax Payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_OtherTaxPayables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of other tax payables.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Estimated Future Amortization Expenses [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2028</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RisksAndUncertaintiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer and Supplier Concentrations [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplierConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supplier Concentration Risk [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplierConcentrationRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplier Concentration Risk [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_NameOfMajorCustomerDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_CustomerTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer Two [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_CustomerTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer Two Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ShortTermBankLoansDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Bank Loans (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeFinanceLeaseRemainingLeaseTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total lease term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeFinanceLeaseRemainingLeaseTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Finance Lease, Remaining Lease Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IncomeTaxesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Taxes (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DividendDistributionsDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividend Distributions (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DividendDistributionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividend Distributions [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DividendDistributionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">N/A</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendPaymentsRestrictionsScheduleStatutoryCapitalAndSurplus1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discretionary surplus reserve</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DividendPaymentsRestrictionsScheduleStatutoryCapitalAndSurplus1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividend Payments Restrictions Schedule, Statutory Capital and Surplus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsAndOtherReceivablesNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount due from customer</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RongjunXuMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Rongjun Xu [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_RelatedPartyTransactionsScheduleofOperatingEntitysSalesTransactionsDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions - Schedule of Operating Entity&#8217;s Sales Transactions (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PrivateInvestmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Investment [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_BoardOfDirectorsChairmanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Board of Directors [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SalesAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sales Agreement [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_HighAndNewTechnologyEnterpriseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">HNTE [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IndustrialAndCommercialBankOfChinaOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Industrial and Commercial Bank of China [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IndustrialAndCommercialBankOfChinaThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Industrial and Commercial Bank of China [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_IndustrialAndCommercialBankOfChinaThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Industrial And Commercial Bank Of China Three Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan maturity date</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ContractWithCustomerLiabilityRevenueRecognizedFromOperatingBalanceOfDeferredRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue recognized from opening balance of deferred revenue</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ContractWithCustomerLiabilityRevenueRecognizedFromOperatingBalanceOfDeferredRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of increase (decrease) in revenue recognized.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Balance at the end of the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Balance at the beginning of the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total contract liabilities</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accrued Expenses [Abstract]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WarrantyLiabilitiesIncreaseInLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of increase in liability in warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Amounts Recognized in the Consolidated Balance Sheet [Abstract]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average remaining lease term</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilitiesPaymentsDueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Maturity of Lease Liabilities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fiscal year 2027</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Provision for Income Tax [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_TianhuaEnterpriseLimitedTianhuaMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tianhua Enterprise Limited (&#8220;Tianhua&#8221;) [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NatureOfCommonOwnershipOrManagementControlRelationships_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Relationship with the Company</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="country_CN_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PRC [Member]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_SmallScaleAndLowProfitEnterpriseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Small Scale And Low Profit Enterprise Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL LIABILITIES</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cost of revenues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating expenses:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated other comprehensive income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Total operating expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIncomeAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income (expenses):</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherIncomeAndExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Income and Expenses [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from investing activities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">NON-CURRENT ASSETS:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsNoncurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Noncurrent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ProceedsFromPrivateInvestmentInPublicEquityOffering_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Net proceeds from PIPE offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ProceedsFromPrivateInvestmentInPublicEquityOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Private Investment in Public Equity Offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_ProceedsFromPrivateInvestmentInPublicEquityOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Proceeds from private investment in public equity offering.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodIssuanceOfClassAOrdinarySharesInPIPEOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Issuance of Class A ordinary shares in PIPE offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodIssuanceOfClassAOrdinarySharesInPIPEOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Issuance of Class A ordinary shares in PIPE offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodIssuanceOfClassAOrdinarySharesInPIPEOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period issuance of class a ordinary shares in pipe offering.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueIssuanceOfClassAOrdinarySharesInPIPEOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of Class A ordinary shares in PIPE offering (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueIssuanceOfClassAOrdinarySharesInPIPEOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Issuance Of Class A Ordinary Shares In PIPE Offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueIssuanceOfClassAOrdinarySharesInPIPEOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of issuance of Class A ordinary shares in PIPE offering.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodSharesIssuanceOfClassAOrdinarySharesUnderATMOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of Class A ordinary shares under ATM offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodSharesIssuanceOfClassAOrdinarySharesUnderATMOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Issuance Of Class A Ordinary Shares Under ATM Offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodSharesIssuanceOfClassAOrdinarySharesUnderATMOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of Issuance of Class A ordinary shares under ATM offering.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Effect of exchange rate changes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Cash and cash equivalents at beginning of the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Cash and cash equivalents at end of the period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">TOTAL CURRENT ASSETS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash flows from operating activities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Adjustments to reconcile net (loss) income to net cash used in operating activities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation and amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation, Depletion and Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredOtherTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred tax assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredOtherTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Other Tax Expense (Benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accounts receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contract liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WarrantyLiabilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warranty liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WarrantyLiabilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warranty Liabilities Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_WarrantyLiabilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The entire disclosure of warranty liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer and Supplier Concentrations</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and Contingencies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PaymentsForLoansToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Loans to related parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PaymentsForLoansToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Loans To Related Parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PaymentsForLoansToRelatedParties_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represent the amount of loans to related parties.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PaymentsForLoanToAThirdParty_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Loan to a third party</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PaymentsForLoanToAThirdParty_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Loan To A Third Party</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_PaymentsForLoanToAThirdParty_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represent the amount of loan to a third party.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseNonoperating_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseNonoperating_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Nonoperating</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in operating assets and liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Operating Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses and other payables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance leases as lessee</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Leases [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DividendDistributionsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dividend Distributions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DividendDistributionsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Dividend Distributions Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_DividendDistributionsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Dividend Distributions.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related party transactions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent events</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueAppropriatedStatutorySurplusReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Appropriated statutory surplus reserves</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueAppropriatedStatutorySurplusReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Appropriated Statutory Surplus Reserves</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="inlf_StockIssuedDuringPeriodValueAppropriatedStatutorySurplusReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Appropriated statutory surplus reserves.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount financed from related parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Related Party Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by financing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net increase (decrease) in cash</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Prepayments and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Prepaid Expense and Other Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense on finance lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInterestPayableNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Interest Payable, Net</link:label>
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