<?xml version="1.0" encoding="UTF-8" standalone="no"?><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="https://www.sebi.gov.in/xbrl/2025-05-31/in-capmkt" xmlns:in-capmkt-ent="https://www.sebi.gov.in/xbrl/Awarding_Or_Bagging_Or_Receiving_Of_Orders_Or_Contracts/2025-05-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="https://www.sebi.gov.in/xbrl/Awarding_Or_Bagging_Or_Receiving_Of_Orders_Or_Contracts/2025-05-31/in-capmkt-roles" xmlns:in-capmkt-types="https://www.sebi.gov.in/xbrl/2025-05-31/in-capmkt-types" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink"><link:schemaRef xlink:href="in-capmkt-ent-2025-05-31.xsd" xlink:type="simple"/><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">SONUINFRA</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-04-10</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_BaggingOrReceivingOfOrdersOrContracts"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">SONUINFRA</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-04-10</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:AwardingOrBaggingOrReceivingOfOrdersOrContractsAxis">in-capmkt:BaggingOrReceivingOfOrdersOrContractsMember</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><in-capmkt:NSESymbol contextRef="MainI">SONUINFRA</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">SONU INFRATECH LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">000000</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE0JZA01018</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncement contextRef="MainI">New</in-capmkt:TypeOfAnnouncement><in-capmkt:TypeOfEvent contextRef="MainI">Bagging/Receiving of orders/contracts</in-capmkt:TypeOfEvent><in-capmkt:DateOfOccurrenceOfEvent contextRef="MainI">2026-04-09</in-capmkt:DateOfOccurrenceOfEvent><in-capmkt:TimeOfOccurrenceOfEvent contextRef="MainI">13:54:00</in-capmkt:TimeOfOccurrenceOfEvent><in-capmkt:DateOfReport contextRef="MainI">2026-04-10</in-capmkt:DateOfReport><in-capmkt:NameOfTheEntityAwardingTheOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContracts">Reliance Industries Limited</in-capmkt:NameOfTheEntityAwardingTheOrdersOrContracts><in-capmkt:WhetherTheOrdersOrContractsIsOrdinaryCourseOfBusiness contextRef="I_BaggingOrReceivingOfOrdersOrContracts">true</in-capmkt:WhetherTheOrdersOrContractsIsOrdinaryCourseOfBusiness><in-capmkt:WhetherOrdersOrContractsIsAwardedByDomesticOrInternationalEntity contextRef="I_BaggingOrReceivingOfOrdersOrContracts">Domestic</in-capmkt:WhetherOrdersOrContractsIsAwardedByDomesticOrInternationalEntity><in-capmkt:WhetherTheCounterpartyIsIndianListedEntity contextRef="I_BaggingOrReceivingOfOrdersOrContracts">true</in-capmkt:WhetherTheCounterpartyIsIndianListedEntity><in-capmkt:ISINOfTheCounterparty contextRef="I_BaggingOrReceivingOfOrdersOrContracts">INE002A01018</in-capmkt:ISINOfTheCounterparty><in-capmkt:NSESymbolOfTheCounterparty contextRef="I_BaggingOrReceivingOfOrdersOrContracts">RELIANCE</in-capmkt:NSESymbolOfTheCounterparty><in-capmkt:ScripCodeOfTheCounterparty contextRef="I_BaggingOrReceivingOfOrdersOrContracts">500325</in-capmkt:ScripCodeOfTheCounterparty><in-capmkt:NameOfTheCountryInWhichCounterpartyIsExists contextRef="I_BaggingOrReceivingOfOrdersOrContracts">India</in-capmkt:NameOfTheCountryInWhichCounterpartyIsExists><in-capmkt:DateOfBaggingOrReceivingOfOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContracts">2026-04-09</in-capmkt:DateOfBaggingOrReceivingOfOrdersOrContracts><in-capmkt:AmountOfTheOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContracts" decimals="-5" unitRef="INR">4800000</in-capmkt:AmountOfTheOrdersOrContracts><in-capmkt:SignificantTermsAndConditionsOfOrdersOrContractsIsAwarded contextRef="I_BaggingOrReceivingOfOrdersOrContracts">The Company has received a work order worth Rupees 48,08,280.50 (Forty-Eight Lakh Eight Thousand Two Hundred Eighty Rupees Fifty Paise only) dated March 13, 2026 from Reliance Industries Limited. The order pertains to civil repair and Maintenance service work, and was received, via E-mail dated April 09, 2026.

The payment will be executed within 30 days from the issuance of invoice.</in-capmkt:SignificantTermsAndConditionsOfOrdersOrContractsIsAwarded><in-capmkt:NatureOfOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContracts">The order pertains to civil repair and Maintenance service work</in-capmkt:NatureOfOrdersOrContracts><in-capmkt:TimePeriodByWhichTheOrdersOrContractsIsToBeExecuted contextRef="I_BaggingOrReceivingOfOrdersOrContracts">Validity of Contract - From 13.03.2026 to 12.03.2027.</in-capmkt:TimePeriodByWhichTheOrdersOrContractsIsToBeExecuted><in-capmkt:BroadConsiderationForTheOrdersOrContracts contextRef="I_BaggingOrReceivingOfOrdersOrContracts">The Company has received a purchase order worth Rupees 48,08,280.50 (Forty-Eight Lakh Eight Thousand Two Hundred Eighty Rupees Fifty Paise only) dated March 13, 2026 from Reliance Industries Limited. The order pertains to civil repair and Maintenance service work, and was received, via E-mail dated April 09, 2026.

The payment will be executed within 30 days from the issuance of invoice.</in-capmkt:BroadConsiderationForTheOrdersOrContracts><in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupCompaniesHaveAnyInterestInThatEntityToWhomTheOrdersOrContractsIsAwarded contextRef="I_BaggingOrReceivingOfOrdersOrContracts">false</in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupCompaniesHaveAnyInterestInThatEntityToWhomTheOrdersOrContractsIsAwarded><in-capmkt:WhetherTheAgreementWouldFallWithinRelatedPartyTransactions contextRef="I_BaggingOrReceivingOfOrdersOrContracts">false</in-capmkt:WhetherTheAgreementWouldFallWithinRelatedPartyTransactions></xbrli:xbrl>