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<!-- Created: Fri Aug 14 14:47:41 UTC 2026 -->
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        <link:definition>995318 - Disclosure - Equipment and Vehicles, Net</link:definition>
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        <link:definition>995319 - Disclosure - Goodwill</link:definition>
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        <link:definition>995320 - Disclosure - Intangible Assets, Net</link:definition>
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        <link:definition>995321 - Disclosure - Short-Term Borrowings</link:definition>
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        <link:definition>995323 - Disclosure - Post-Employment Benefits</link:definition>
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        <link:definition>995324 - Disclosure - Related Party Transactions</link:definition>
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        <link:definition>995325 - Disclosure - Administrative Expenses</link:definition>
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        <link:definition>995326 - Disclosure - Income Taxes</link:definition>
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        <link:definition>995327 - Disclosure - Loss Per Share</link:definition>
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        <link:definition>995328 - Disclosure - Business Combinations</link:definition>
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        <link:definition>995329 - Disclosure - Commitment and Contingencies</link:definition>
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        <link:definition>995330 - Disclosure - Segment Reporting</link:definition>
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        <link:usedOn>link:definitionLink</link:usedOn>
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        <link:definition>995331 - Disclosure - Subsequent Events</link:definition>
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        <link:usedOn>link:definitionLink</link:usedOn>
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        <link:definition>996000 - Disclosure - Accounting Policies, by Policy (Policies)</link:definition>
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        <link:definition>996001 - Disclosure - Organization and Nature of Business (Tables)</link:definition>
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        <link:definition>996003 - Disclosure - Financial Risk Management (Tables)</link:definition>
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        <link:definition>996006 - Disclosure - Cash and Cash Equivalents (Tables)</link:definition>
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        <link:definition>996009 - Disclosure - Other Financial Assets (Tables)</link:definition>
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        <link:definition>996011 - Disclosure - Equity Method Investment (Tables)</link:definition>
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        <link:definition>996012 - Disclosure - Equipment and Vehicles, Net (Tables)</link:definition>
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        <link:definition>996013 - Disclosure - Goodwill (Tables)</link:definition>
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        <link:definition>996014 - Disclosure - Intangible Assets, Net (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
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        <link:definition>996015 - Disclosure - Short-Term Borrowings (Tables)</link:definition>
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        <link:definition>996016 - Disclosure - Related Party Transactions (Tables)</link:definition>
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        <link:definition>996017 - Disclosure - Administrative Expenses (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
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        <link:definition>996018 - Disclosure - Loss Per Share (Tables)</link:definition>
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        <link:definition>996019 - Disclosure - Business Combinations (Tables)</link:definition>
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        <link:definition>996020 - Disclosure - Organization and Nature of Business (Details)</link:definition>
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        <link:definition>996021 - Disclosure - Organization and Nature of Business - Schedule of Details of Shareholders (Details)</link:definition>
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        <link:definition>996022 - Disclosure - Organization and Nature of Business - Schedule of Investments in Subsidiaries (Details)</link:definition>
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  <xs:element name="FairValueOfTotalIdentifiableLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_FairValueOfTotalIdentifiableLiabilitiesAbstract"/>
  <xs:element name="OtherCurrentFinancialAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherCurrentFinancialAssets"/>
  <xs:element name="OtherNoncurrentFinancialAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherNoncurrentFinancialAssets"/>
  <xs:element name="ShorttermCorporateBond" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_ShorttermCorporateBond"/>
  <xs:element name="AdjustmentToAccumulatedDeficitChangesInExciseTax" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_AdjustmentToAccumulatedDeficitChangesInExciseTax"/>
  <xs:element name="StockIssuedDuringPeriodValueAcquisitionOfNoncontrollingSharesValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_StockIssuedDuringPeriodValueAcquisitionOfNoncontrollingSharesValue"/>
  <xs:element name="StockIssuedDuringPeriodValueAcquisitionOfNoncontrollingShare" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_StockIssuedDuringPeriodValueAcquisitionOfNoncontrollingShare"/>
  <xs:element name="CommissionsAndProfessionalFees" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_CommissionsAndProfessionalFees"/>
  <xs:element name="LossOnChangeInFairValueOfFinancialLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_LossOnChangeInFairValueOfFinancialLiabilities"/>
  <xs:element name="DecreaseInDeposits" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_DecreaseInDeposits"/>
  <xs:element name="IncreaseInLongtermLoan" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_IncreaseInLongtermLoan"/>
  <xs:element name="RepaymentOfShorttermCorporateBonds" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_RepaymentOfShorttermCorporateBonds"/>
  <xs:element name="OtherFinancialAssetsTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherFinancialAssetsTextBlock"/>
  <xs:element name="AdministrativeExpensesTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AdministrativeExpensesTextBlock"/>
  <xs:element name="AllowanceForCreditLossesPolicyPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AllowanceForCreditLossesPolicyPolicyTextBlock"/>
  <xs:element name="CompoundFinancialInstrumentsPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_CompoundFinancialInstrumentsPolicyTextBlock"/>
  <xs:element name="AccountingPronouncementsAdoptedPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AccountingPronouncementsAdoptedPolicyTextBlock"/>
  <xs:element name="AccountingPronouncementsIssuedButNotAdoptedPolicyPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AccountingPronouncementsIssuedButNotAdoptedPolicyPolicyTextBlock"/>
  <xs:element name="ScheduleOfDetailsOfShareholdersTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfDetailsOfShareholdersTableTextBlock"/>
  <xs:element name="ScheduleOfKeyFinancialInformationTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfKeyFinancialInformationTableTextBlock"/>
  <xs:element name="ScheduleOfConsolidationOfEntitiesTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfConsolidationOfEntitiesTableTextBlock"/>
  <xs:element name="ScheduleOfEquipmentAndVehiclesEstimatedUsefulLivesTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfEquipmentAndVehiclesEstimatedUsefulLivesTableTextBlock"/>
  <xs:element name="ScheduleOfGroupsLiquidityRiskAnalysisTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfGroupsLiquidityRiskAnalysisTableTextBlock"/>
  <xs:element name="ScheduleOfGroupsDebtRatioTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfGroupsDebtRatioTableTextBlock"/>
  <xs:element name="ScheduleOfNetGainsOrLossesByFinancialInstrumentTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfNetGainsOrLossesByFinancialInstrumentTableTextBlock"/>
  <xs:element name="ScheduleOfOtherFinancialAssetsTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfOtherFinancialAssetsTableTextBlock"/>
  <xs:element name="ScheduleOfReceivablesAndPayablesFromRelatedPartyTransactionsTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfReceivablesAndPayablesFromRelatedPartyTransactionsTableTextBlock"/>
  <xs:element name="ScheduleOfCompensationsPaidOrAccruedToKeyManagementOfTheParentTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfCompensationsPaidOrAccruedToKeyManagementOfTheParentTableTextBlock"/>
  <xs:element name="ScheduleOfAdministrativeExpensesTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ScheduleOfAdministrativeExpensesTableTextBlock"/>
  <xs:element name="OrganizationandNatureofBusinessScheduleofDetailsofShareholdersDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_OrganizationandNatureofBusinessScheduleofDetailsofShareholdersDetailsTable"/>
  <xs:element name="OrganizationandNatureofBusinessScheduleofKeyFinancialInformationDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_OrganizationandNatureofBusinessScheduleofKeyFinancialInformationDetailsTable"/>
  <xs:element name="OrganizationandNatureofBusinessScheduleofSummariesofEntitiesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_OrganizationandNatureofBusinessScheduleofSummariesofEntitiesDetailsTable"/>
  <xs:element name="SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesDetailsTable"/>
  <xs:element name="MaturityDomainDomain" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_MaturityDomainDomain"/>
  <xs:element name="FinancialRiskManagementScheduleofGroupsLiquidityRiskAnalysisDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_FinancialRiskManagementScheduleofGroupsLiquidityRiskAnalysisDetailsTable"/>
  <xs:element name="FinancialRiskManagementScheduleofGroupsDebtRatioDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_FinancialRiskManagementScheduleofGroupsDebtRatioDetailsTable"/>
  <xs:element name="FinancialRiskManagementScheduleofGroupsDebtRatioDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_FinancialRiskManagementScheduleofGroupsDebtRatioDetailsLineItems"/>
  <xs:element name="NetBorrowingsampTotalEquity" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_NetBorrowingsampTotalEquity"/>
  <xs:element name="PercentageOfDebtRatio" type="dtr:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="osrh_PercentageOfDebtRatio"/>
  <xs:element name="FairValueMeasurementsScheduleofFairValueHierarchyClassificationsoftheFinancialInstrumentsthatareMeasuredatFairValuelevel3DetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_FairValueMeasurementsScheduleofFairValueHierarchyClassificationsoftheFinancialInstrumentsthatareMeasuredatFairValuelevel3DetailsTable"/>
  <xs:element name="FinancialInstrumentsDomainDomain" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_FinancialInstrumentsDomainDomain"/>
  <xs:element name="OtherCurrentFinancialAssetsFairValueDisclosure" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherCurrentFinancialAssetsFairValueDisclosure"/>
  <xs:element name="AccruedExpensesFairValueDisclosure" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_AccruedExpensesFairValueDisclosure"/>
  <xs:element name="FinancialInstrumentsbyCategoryScheduleofNetgainsorLossesbyFinancialInstrumentDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_FinancialInstrumentsbyCategoryScheduleofNetgainsorLossesbyFinancialInstrumentDetailsTable"/>
  <xs:element name="LossesOnForeignCurrencyTranslation" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_LossesOnForeignCurrencyTranslation"/>
  <xs:element name="RealizedGainOnFinancialLiabilitiesMeasuredAtFairValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_RealizedGainOnFinancialLiabilitiesMeasuredAtFairValue"/>
  <xs:element name="OtherFinancialAssetsScheduleofOtherFinancialAssetsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_OtherFinancialAssetsScheduleofOtherFinancialAssetsDetailsTable"/>
  <xs:element name="PrepaymentsCurrent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_PrepaymentsCurrent"/>
  <xs:element name="PrepaymentsNonCurrentAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_PrepaymentsNonCurrentAssets"/>
  <xs:element name="EquityMethodInvestmentLocation" type="xbrli:stringItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_EquityMethodInvestmentLocation"/>
  <xs:element name="ConvertibleBondParValue" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_ConvertibleBondParValue"/>
  <xs:element name="GuaranteedYieldUponConversion" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_GuaranteedYieldUponConversion"/>
  <xs:element name="ExercisePriceAdjustmentsDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="osrh_ExercisePriceAdjustmentsDescription"/>
  <xs:element name="ConversionConditionDescription" type="xbrli:stringItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="osrh_ConversionConditionDescription"/>
  <xs:element name="RelatedPartyTransactionsScheduleofReceivablesandPayablesfromRelatedPartyTransactionsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_RelatedPartyTransactionsScheduleofReceivablesandPayablesfromRelatedPartyTransactionsDetailsTable"/>
  <xs:element name="RetirementPayment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_RetirementPayment"/>
  <xs:element name="TravelExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_TravelExpenses"/>
  <xs:element name="EntertainmentExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_EntertainmentExpenses"/>
  <xs:element name="TaxAndDueExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_TaxAndDueExpenses"/>
  <xs:element name="RepairFeeExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_RepairFeeExpenses"/>
  <xs:element name="TransportationCost" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_TransportationCost"/>
  <xs:element name="TrainingCost" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_TrainingCost"/>
  <xs:element name="PublishingFee" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_PublishingFee"/>
  <xs:element name="ConsumableCost" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_ConsumableCost"/>
  <xs:element name="LossPerShareScheduleofWeightedAverageNumberofOrdinarySharesOutstandingDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_LossPerShareScheduleofWeightedAverageNumberofOrdinarySharesOutstandingDetailsTable"/>
  <xs:element name="BusinessAcquisitionOwnership" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessAcquisitionOwnership"/>
  <xs:element name="BusinessCombinationsScheduleofIdentifiableAssetsandLiabilitiesandGoodwillDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_BusinessCombinationsScheduleofIdentifiableAssetsandLiabilitiesandGoodwillDetailsTable"/>
  <xs:element name="BusinessCombinationsScheduleofIdentifiableAssetsandLiabilitiesandGoodwillDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessCombinationsScheduleofIdentifiableAssetsandLiabilitiesandGoodwillDetailsLineItems"/>
  <xs:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTradeAndOtherReceivables" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTradeAndOtherReceivables"/>
  <xs:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightofuseAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRightofuseAssets"/>
  <xs:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSeverancePayment" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSeverancePayment"/>
  <xs:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPatent" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPatent"/>
  <xs:element name="FairValueOfIdentifiableNetAsstesDeferredTaxLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_FairValueOfIdentifiableNetAsstesDeferredTaxLiabilities"/>
  <xs:element name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesPurchaseConsiderationTransferred" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesPurchaseConsiderationTransferred"/>
  <xs:element name="OrganizationandNatureofBusinessDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_OrganizationandNatureofBusinessDetailsTable"/>
  <xs:element name="IntangibleAssetsNetDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_IntangibleAssetsNetDetailsTable"/>
  <xs:element name="ShortTermBorrowingsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_ShortTermBorrowingsDetailsTable"/>
  <xs:element name="LongTermDebtDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_LongTermDebtDetailsTable"/>
  <xs:element name="BusinessCombinationsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="osrh_BusinessCombinationsDetailsTable"/>
  <xs:element name="BusinessCombinationsWagesAndSalaries" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessCombinationsWagesAndSalaries"/>
  <xs:element name="PercentageOfWeightedAverageCostCapital" type="dtr:percentItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="osrh_PercentageOfWeightedAverageCostCapital"/>
  <xs:element name="OperatingRevenueTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OperatingRevenueTerm"/>
  <xs:element name="PurchaseConsiderationPerShare" type="dtr:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_PurchaseConsiderationPerShare"/>
  <xs:element name="FinancialInstrumentsAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem" id="osrh_FinancialInstrumentsAxis"/>
  <xs:element name="MaturityAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:dimensionItem" id="osrh_MaturityAxis"/>
  <xs:element name="AccruedExpensesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AccruedExpensesMember"/>
  <xs:element name="AcquisitionOfNonControllingSharesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AcquisitionOfNonControllingSharesMember"/>
  <xs:element name="AmortizedCostMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AmortizedCostMember"/>
  <xs:element name="AssociatesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AssociatesMember"/>
  <xs:element name="BCMEuropeAGMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BCMEuropeAGMember"/>
  <xs:element name="BCMEuropeAGOneMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BCMEuropeAGOneMember"/>
  <xs:element name="BCMEuropeAGTwoMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BCMEuropeAGTwoMember"/>
  <xs:element name="BGLSIMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BGLSIMember"/>
  <xs:element name="BellevueCapitalManagementEuropeAGMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BellevueCapitalManagementEuropeAGMember"/>
  <xs:element name="BellevueCapitalManagementLLCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BellevueCapitalManagementLLCMember"/>
  <xs:element name="BellevueGlobalLifeSciencesInvestorsLLCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BellevueGlobalLifeSciencesInvestorsLLCMember"/>
  <xs:element name="BellevueGlobalLifeSciencesInvestorsLLPMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BellevueGlobalLifeSciencesInvestorsLLPMember"/>
  <xs:element name="BookValueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BookValueMember"/>
  <xs:element name="BusinessCombinationMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_BusinessCombinationMember"/>
  <xs:element name="CapitalRiskMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_CapitalRiskMember"/>
  <xs:element name="CashflowByContractMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_CashflowByContractMember"/>
  <xs:element name="ChangesDueToBusinessCombinationMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ChangesDueToBusinessCombinationMember"/>
  <xs:element name="CommonStockParValue00001PerShareMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_CommonStockParValue00001PerShareMember"/>
  <xs:element name="ConvertibleBondsConversionEffectMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ConvertibleBondsConversionEffectMember"/>
  <xs:element name="ConvertibleNoteAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ConvertibleNoteAgreementMember"/>
  <xs:element name="CurrentFinancialLiabilitiesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_CurrentFinancialLiabilitiesMember"/>
  <xs:element name="DarnateinCoLtdDarnateinMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_DarnateinCoLtdDarnateinMember"/>
  <xs:element name="DarnateinCoLtdMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_DarnateinCoLtdMember"/>
  <xs:element name="DerivativeLiabilitiesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_DerivativeLiabilitiesMember"/>
  <xs:element name="DukseongCoLtdMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_DukseongCoLtdMember"/>
  <xs:element name="DuksungCoLtdMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_DuksungCoLtdMember"/>
  <xs:element name="FacilitiesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_FacilitiesMember"/>
  <xs:element name="FacilityEquipmentMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_FacilityEquipmentMember"/>
  <xs:element name="FinancialAssetsAtAmortizedCostMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_FinancialAssetsAtAmortizedCostMember"/>
  <xs:element name="FinancialAssetsAtFairValueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_FinancialAssetsAtFairValueMember"/>
  <xs:element name="FinancialLiabilitiesAtAmortizedCostMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_FinancialLiabilitiesAtAmortizedCostMember"/>
  <xs:element name="IndividualOneMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_IndividualOneMember"/>
  <xs:element name="IndustrialBankOfKoreaMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_IndustrialBankOfKoreaMember"/>
  <xs:element name="KBKookminBankMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_KBKookminBankMember"/>
  <xs:element name="KeyManagementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_KeyManagementMember"/>
  <xs:element name="KoreaSMEsAndStartupsAgencyMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_KoreaSMEsAndStartupsAgencyMember"/>
  <xs:element name="KoreaTechnologyFinanceCorporationMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_KoreaTechnologyFinanceCorporationMember"/>
  <xs:element name="LaterThanOneYearAndNotLaterThanThreeYearsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_LaterThanOneYearAndNotLaterThanThreeYearsMember"/>
  <xs:element name="LaterThanOneYearMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_LaterThanOneYearMember"/>
  <xs:element name="LaterThanThreeYearsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_LaterThanThreeYearsMember"/>
  <xs:element name="LeaseholdGuaranteeDepositsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_LeaseholdGuaranteeDepositsMember"/>
  <xs:element name="LiquidityRiskMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_LiquidityRiskMember"/>
  <xs:element name="LoanAgreementMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_LoanAgreementMember"/>
  <xs:element name="LoanMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_LoanMember"/>
  <xs:element name="LongTermDebtAgreementsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_LongTermDebtAgreementsMember"/>
  <xs:element name="MajorShareholderOfTheParentMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_MajorShareholderOfTheParentMember"/>
  <xs:element name="NoncurrentFinancialLiabilitiesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_NoncurrentFinancialLiabilitiesMember"/>
  <xs:element name="OSRHealthIncMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OSRHealthIncMember"/>
  <xs:element name="OSRHoldingsIncMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OSRHoldingsIncMember"/>
  <xs:element name="OSRKMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OSRKMember"/>
  <xs:element name="OrdinarySharesOutstandingMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OrdinarySharesOutstandingMember"/>
  <xs:element name="OtherCurrentFinancialAssetsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherCurrentFinancialAssetsMember"/>
  <xs:element name="OtherDepositsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherDepositsMember"/>
  <xs:element name="OtherMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherMember"/>
  <xs:element name="OtherNonCurrentFinancialAssetsMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherNonCurrentFinancialAssetsMember"/>
  <xs:element name="OtherRelatedPartiesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherRelatedPartiesMember"/>
  <xs:element name="RMCCoLtdMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_RMCCoLtdMember"/>
  <xs:element name="RedeemableWarrantsExercisableForSharesOfCommonStockAtAnExercisePriceOf1150PerShareMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_RedeemableWarrantsExercisableForSharesOfCommonStockAtAnExercisePriceOf1150PerShareMember"/>
  <xs:element name="SenyonChoeMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_SenyonChoeMember"/>
  <xs:element name="ShareholderMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_ShareholderMember"/>
  <xs:element name="SharesIssuedDueToELOCMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_SharesIssuedDueToELOCMember"/>
  <xs:element name="TactionCoLTDMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_TactionCoLTDMember"/>
  <xs:element name="TechnologyLicenseMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_TechnologyLicenseMember"/>
  <xs:element name="TotalCarryingValueMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_TotalCarryingValueMember"/>
  <xs:element name="TradeAndOtherPayablesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_TradeAndOtherPayablesMember"/>
  <xs:element name="TradeAndOtherReceivablesMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_TradeAndOtherReceivablesMember"/>
  <xs:element name="UltimateParentEntityMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_UltimateParentEntityMember"/>
  <xs:element name="VAXIMMAGMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_VAXIMMAGMember"/>
  <xs:element name="WhiteLionCapitalMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_WhiteLionCapitalMember"/>
  <xs:element name="WooriIOCoLtdMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_WooriIOCoLtdMember"/>
  <xs:element name="WooriIOCoLtdWooriIOMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_WooriIOCoLtdWooriIOMember"/>
  <xs:element name="WooriIOMember" type="dtr:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_WooriIOMember"/>
  <xs:element name="AmortizedCostAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_AmortizedCostAbstract"/>
  <xs:element name="OtherFinancialAssetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="osrh_OtherFinancialAssetsAbstract"/>
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</xs:schema>
