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  <xs:element name="ScheduleOfSummarizesInputsModelUsedToEstimateTheFairValueOfInvestmentInWarrantsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfSummarizesInputsModelUsedToEstimateTheFairValueOfInvestmentInWarrantsAbstract"/>
  <xs:element name="ScheduleOfCryptocurrenciesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfCryptocurrenciesAbstract"/>
  <xs:element name="ScheduleOfCryptocurrenciesHoldingsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfCryptocurrenciesHoldingsAbstract"/>
  <xs:element name="ScheduleOfPropertyPlantAndEquipmentNetAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfPropertyPlantAndEquipmentNetAbstract"/>
  <xs:element name="ScheduleOfIntangibleAssetNetAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfIntangibleAssetNetAbstract"/>
  <xs:element name="ScheduleOfOtherCurrentLiabilitiesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfOtherCurrentLiabilitiesAbstract"/>
  <xs:element name="ScheduleOfTheCompanysOutstandingShortTermLoansAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfTheCompanysOutstandingShortTermLoansAbstract"/>
  <xs:element name="ReceivableForCryptocurrenciesCollateralAndBorrowingsDenominatedInCryptocurrenciesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ReceivableForCryptocurrenciesCollateralAndBorrowingsDenominatedInCryptocurrenciesAbstract"/>
  <xs:element name="ScheduleOfValuationAssumptionsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfValuationAssumptionsAbstract"/>
  <xs:element name="ScheduleOfShareOptionActivityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfShareOptionActivityAbstract"/>
  <xs:element name="StatutoryReserveDisclosureAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_StatutoryReserveDisclosureAbstract"/>
  <xs:element name="ScheduleOfPrcAndInternationalComponentsOfIncomeLossBeforeIncomeTaxesAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfPrcAndInternationalComponentsOfIncomeLossBeforeIncomeTaxesAbstract"/>
  <xs:element name="ScheduleOfRelatedPartyTransactionsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfRelatedPartyTransactionsAbstract"/>
  <xs:element name="ScheduleOfConcentrationsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfConcentrationsAbstract"/>
  <xs:element name="ScheduleOfCondensedBalanceSheetsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfCondensedBalanceSheetsAbstract"/>
  <xs:element name="ScheduleOfCondensedStatementsOfOperationsAndComprehensiveIncomeLossAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfCondensedStatementsOfOperationsAndComprehensiveIncomeLossAbstract"/>
  <xs:element name="ScheduleOfCondensedStatementsOfCashFlowsAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfCondensedStatementsOfCashFlowsAbstract"/>
  <xs:element name="ReceivableForCryptocurrenciesCollateral" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_ReceivableForCryptocurrenciesCollateral"/>
  <xs:element name="BorrowingsDenominatedInCryptocurrencies" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_BorrowingsDenominatedInCryptocurrencies"/>
  <xs:element name="ChangeInFairValueOfCryptocurrencies" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_ChangeInFairValueOfCryptocurrencies"/>
  <xs:element name="FinanceIncomeExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_FinanceIncomeExpense"/>
  <xs:element name="ChangeInFairValueOfBorrowingsDenominatedInCryptocurrencies" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_ChangeInFairValueOfBorrowingsDenominatedInCryptocurrencies"/>
  <xs:element name="StockIssuedDuringPeriodValueIssuanceOfOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodValueIssuanceOfOrdinaryShares"/>
  <xs:element name="StockIssuedDuringPeriodSharesIssuanceOfOrdinaryShares" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodSharesIssuanceOfOrdinaryShares"/>
  <xs:element name="StockIssuedDuringPeriodValueSharesInCashUponTheExerciseOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodValueSharesInCashUponTheExerciseOfWarrants"/>
  <xs:element name="StockIssuedDuringPeriodSharesOrdinarySharesInCashUponTheExerciseOfWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodSharesOrdinarySharesInCashUponTheExerciseOfWarrants"/>
  <xs:element name="StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesUponTheExerciseOfStockOptions" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesUponTheExerciseOfStockOptions"/>
  <xs:element name="StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesUponTheExerciseOfStockOptions" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesUponTheExerciseOfStockOptions"/>
  <xs:element name="StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesInExchangeForCryptocurrenciesNetOfIssuanceCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodValueIssuanceOfOrdinarySharesInExchangeForCryptocurrenciesNetOfIssuanceCosts"/>
  <xs:element name="StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesInExchangeForCryptocurrenciesNetOfIssuanceCosts" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesInExchangeForCryptocurrenciesNetOfIssuanceCosts"/>
  <xs:element name="StockIssuedDuringPeriodValueSharesUponTheExerciseOfWarrants" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodValueSharesUponTheExerciseOfWarrants"/>
  <xs:element name="StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesUponTheExerciseOfWarrants" type="xbrli:sharesItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_StockIssuedDuringPeriodSharesIssuanceOfOrdinarySharesUponTheExerciseOfWarrants"/>
  <xs:element name="AdjustmentsToAdditionalPaidInCapitalCashContributionFromAShareholder" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_AdjustmentsToAdditionalPaidInCapitalCashContributionFromAShareholder"/>
  <xs:element name="ChangeInFairValueOfShorttermInvestmentsinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_ChangeInFairValueOfShorttermInvestmentsinDollars"/>
  <xs:element name="IncreaseDecreaseInAdvanceFromCustomers" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_IncreaseDecreaseInAdvanceFromCustomers"/>
  <xs:element name="PurchaseOfCryptocurrencies" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_PurchaseOfCryptocurrencies"/>
  <xs:element name="DisposalOfCryptocurrenciesinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_DisposalOfCryptocurrenciesinDollars"/>
  <xs:element name="CryptocurrenciesAcquiredThroughIssuanceOfOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesAcquiredThroughIssuanceOfOrdinaryShares"/>
  <xs:element name="CryptocurrenciesBorrowedinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesBorrowedinDollars"/>
  <xs:element name="CryptocurrenciesRepaidinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesRepaidinDollars"/>
  <xs:element name="CryptocurrenciesPaidForPurchaseOfInvestmentinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesPaidForPurchaseOfInvestmentinDollars"/>
  <xs:element name="PaymentOfExpensesInTheFormOfCryptocurrenciesinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_PaymentOfExpensesInTheFormOfCryptocurrenciesinDollars"/>
  <xs:element name="CryptocurrenciesPaidAsCollateralinDollars" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesPaidAsCollateralinDollars"/>
  <xs:element name="PrepaymentsTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_PrepaymentsTextBlock"/>
  <xs:element name="ReceivableForCryptocurrenciesCollateralAndBorrowingsDenominatedInCryptocurrenciesTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ReceivableForCryptocurrenciesCollateralAndBorrowingsDenominatedInCryptocurrenciesTextBlock"/>
  <xs:element name="StatutoryReserveDisclosureTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_StatutoryReserveDisclosureTextBlock"/>
  <xs:element name="ParentOnlyFinancialStatementsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_ParentOnlyFinancialStatementsTable"/>
  <xs:element name="ReclassificationPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ReclassificationPolicyTextBlock"/>
  <xs:element name="ConvenienceTranslationPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ConvenienceTranslationPolicyTextBlock"/>
  <xs:element name="RelatedPartyTransactionsPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_RelatedPartyTransactionsPolicyTextBlock"/>
  <xs:element name="PrepaymentsPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_PrepaymentsPolicyTextBlock"/>
  <xs:element name="CryptocurrenciesPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesPolicyTextBlock"/>
  <xs:element name="ReceivableForCryptocurrenciesCollateralPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ReceivableForCryptocurrenciesCollateralPolicyTextBlock"/>
  <xs:element name="BorrowingsDenominatedInCryptocurrenciesPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_BorrowingsDenominatedInCryptocurrenciesPolicyTextBlock"/>
  <xs:element name="TreasurySharesPolicyTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_TreasurySharesPolicyTextBlock"/>
  <xs:element name="NoncontrollingInterestsPolicyTestBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_NoncontrollingInterestsPolicyTestBlock"/>
  <xs:element name="ScheduleOfEstimatedUsefulLivesOfPropertyAndEquipmentTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfEstimatedUsefulLivesOfPropertyAndEquipmentTableTextBlock"/>
  <xs:element name="ScheduleOfProvisionForIncomeTaxesTableTextBlock" type="dtr:textBlockItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ScheduleOfProvisionForIncomeTaxesTableTextBlock"/>
  <xs:element name="ParentOnlyFinancialStatementsTablesTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_ParentOnlyFinancialStatementsTablesTable"/>
  <xs:element name="ParentOnlyFinancialStatementsTablesLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ParentOnlyFinancialStatementsTablesLineItems"/>
  <xs:element name="SummaryofSignificantAccountingPoliciesScheduleofFairValueMeasurementsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_SummaryofSignificantAccountingPoliciesScheduleofFairValueMeasurementsDetailsTable"/>
  <xs:element name="SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesofPropertyandEquipmentDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesofPropertyandEquipmentDetailsTable"/>
  <xs:element name="SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesofIntangibleAssetsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_SummaryofSignificantAccountingPoliciesScheduleofEstimatedUsefulLivesofIntangibleAssetsDetailsTable"/>
  <xs:element name="SummaryofSignificantAccountingPoliciesScheduleofNetRevenuesByGeographicalLocationofCustomersDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_SummaryofSignificantAccountingPoliciesScheduleofNetRevenuesByGeographicalLocationofCustomersDetailsTable"/>
  <xs:element name="SummaryofSignificantAccountingPoliciesScheduleofNetRevenuesByGeographicalLocationofCustomersDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_SummaryofSignificantAccountingPoliciesScheduleofNetRevenuesByGeographicalLocationofCustomersDetailsLineItems"/>
  <xs:element name="PrepaymentsInventoriesAndProcessingFee" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_PrepaymentsInventoriesAndProcessingFee"/>
  <xs:element name="CryptoCurrencyQuantity" type="xbrli:integerItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="na_CryptoCurrencyQuantity"/>
  <xs:element name="CryptocurrenciesReceivedFromIssuanceOfOrdinaryShares" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesReceivedFromIssuanceOfOrdinaryShares"/>
  <xs:element name="CryptocurrenciesReceivedFromAirdrop" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesReceivedFromAirdrop"/>
  <xs:element name="CryptocurrenciesReceivedFromInvestmentProductsinYuanRenminbi" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesReceivedFromInvestmentProductsinYuanRenminbi"/>
  <xs:element name="CryptocurrenciesPaidAsCollateral" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesPaidAsCollateral"/>
  <xs:element name="CryptocurrenciesPaidForExpenses" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptocurrenciesPaidForExpenses"/>
  <xs:element name="CryptoAssetOthers" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_CryptoAssetOthers"/>
  <xs:element name="ForeignCurrencyTranslationAdjustmentinYuanRenminbi" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_ForeignCurrencyTranslationAdjustmentinYuanRenminbi"/>
  <xs:element name="ShareBasedCompensationScheduleofValuationAssumptionsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_ShareBasedCompensationScheduleofValuationAssumptionsDetailsTable"/>
  <xs:element name="ShareBasedCompensationScheduleofShareOptionActivityDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_ShareBasedCompensationScheduleofShareOptionActivityDetailsTable"/>
  <xs:element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantedWeightedAverageRemainingContractualTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantedWeightedAverageRemainingContractualTerm"/>
  <xs:element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedWeightedAverageRemainingContractualTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsForfeitedWeightedAverageRemainingContractualTerm"/>
  <xs:element name="SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisedWeightedAverageRemainingContractualTerm" type="xbrli:durationItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisedWeightedAverageRemainingContractualTerm"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValueExercisedinShares" type="dtr:perShareItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValueExercisedinShares"/>
  <xs:element name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageGrantDateFairValue" type="dtr:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" substitutionGroup="xbrli:item" id="na_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageGrantDateFairValue"/>
  <xs:element name="IncomeFromAirdropAndCryptoInvestmentProducts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_IncomeFromAirdropAndCryptoInvestmentProducts"/>
  <xs:element name="EffectiveIncomeTaxRateDeductionOfResearchAndDevelopmentExpense" type="dtr:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_EffectiveIncomeTaxRateDeductionOfResearchAndDevelopmentExpense"/>
  <xs:element name="IncomeTaxReconciliationRecoveryFromDeferredIncomeTaxAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_IncomeTaxReconciliationRecoveryFromDeferredIncomeTaxAssets"/>
  <xs:element name="IncomeTaxesScheduleofPRCandInternationalComponentsofIncomeLossBeforeIncomeTaxesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_IncomeTaxesScheduleofPRCandInternationalComponentsofIncomeLossBeforeIncomeTaxesDetailsTable"/>
  <xs:element name="DeferredTaxLiabilitiesAccruedExpenseAndOthers" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_DeferredTaxLiabilitiesAccruedExpenseAndOthers"/>
  <xs:element name="DueFromIntercompany" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_DueFromIntercompany"/>
  <xs:element name="InvestmentInSubsidiaries" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_InvestmentInSubsidiaries"/>
  <xs:element name="FinancingInterestIncomeExpense" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="credit" nillable="true" substitutionGroup="xbrli:item" id="na_FinancingInterestIncomeExpense"/>
  <xs:element name="OrganizationandNatureofOperationsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_OrganizationandNatureofOperationsDetailsTable"/>
  <xs:element name="SummaryofSignificantAccountingPoliciesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_SummaryofSignificantAccountingPoliciesDetailsTable"/>
  <xs:element name="ShippingAndHandlingCosts" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" xbrli:balance="debit" nillable="true" substitutionGroup="xbrli:item" id="na_ShippingAndHandlingCosts"/>
  <xs:element name="ShortTermInvestmentsDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_ShortTermInvestmentsDetailsTable"/>
  <xs:element name="ShortTermInvestmentsDetailsLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrli:item" id="na_ShortTermInvestmentsDetailsLineItems"/>
  <xs:element name="CryptocurrenciesDetailsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" substitutionGroup="xbrldt:hypercubeItem" id="na_CryptocurrenciesDetailsTable"/>
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