<?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/ScripCode">544410</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-03-17</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_AwardingOfOrdersOrContracts"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/ScripCode">544410</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-03-17</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:AwardingOrBaggingOrReceivingOfOrdersOrContractsAxis">in-capmkt:AwardingOfOrdersOrContractsMember</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><in-capmkt:NSESymbol contextRef="MainI">PROSTARM</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">Prostarm Info Systems Limited</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">544410</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE0BX301013</in-capmkt:ISIN><in-capmkt:TypeOfAnnouncement contextRef="MainI">New</in-capmkt:TypeOfAnnouncement><in-capmkt:TypeOfEvent contextRef="MainI">Awarding of order(s)/contract(s)</in-capmkt:TypeOfEvent><in-capmkt:DateOfOccurrenceOfEvent contextRef="MainI">2026-03-17</in-capmkt:DateOfOccurrenceOfEvent><in-capmkt:TimeOfOccurrenceOfEvent contextRef="MainI">10:59:00</in-capmkt:TimeOfOccurrenceOfEvent><in-capmkt:DateOfReport contextRef="MainI">2026-03-17</in-capmkt:DateOfReport><in-capmkt:NameOfTheEntityToWhichOrdersOrContractsIsAwarded contextRef="I_AwardingOfOrdersOrContracts">West Bengal Medical Services Corporation (WBMSC), Kolkata</in-capmkt:NameOfTheEntityToWhichOrdersOrContractsIsAwarded><in-capmkt:WhetherTheOrdersOrContractsIsOrdinaryCourseOfBusiness contextRef="I_AwardingOfOrdersOrContracts">true</in-capmkt:WhetherTheOrdersOrContractsIsOrdinaryCourseOfBusiness><in-capmkt:WhetherOrdersOrContractsIsAwardedToDomesticOrInternationalEntity contextRef="I_AwardingOfOrdersOrContracts">Domestic</in-capmkt:WhetherOrdersOrContractsIsAwardedToDomesticOrInternationalEntity><in-capmkt:WhetherTheCounterpartyIsIndianListedEntity contextRef="I_AwardingOfOrdersOrContracts">false</in-capmkt:WhetherTheCounterpartyIsIndianListedEntity><in-capmkt:LEIOrCINOrRegistrationNumberOfTheCounterparty contextRef="I_AwardingOfOrdersOrContracts">0</in-capmkt:LEIOrCINOrRegistrationNumberOfTheCounterparty><in-capmkt:WhetherTheCounterpartyBelongsToGroupCompaniesOfAnyIndianListedEntity contextRef="I_AwardingOfOrdersOrContracts">false</in-capmkt:WhetherTheCounterpartyBelongsToGroupCompaniesOfAnyIndianListedEntity><in-capmkt:NameOfTheCountryInWhichCounterpartyIsExists contextRef="I_AwardingOfOrdersOrContracts">India</in-capmkt:NameOfTheCountryInWhichCounterpartyIsExists><in-capmkt:DateOfAwardOfOrdersOrContracts contextRef="I_AwardingOfOrdersOrContracts">2026-03-17</in-capmkt:DateOfAwardOfOrdersOrContracts><in-capmkt:AmountOfTheOrdersOrContracts contextRef="I_AwardingOfOrdersOrContracts" decimals="-5" unitRef="INR">904400000</in-capmkt:AmountOfTheOrdersOrContracts><in-capmkt:SignificantTermsAndConditionsOfOrdersOrContractsIsAwarded contextRef="I_AwardingOfOrdersOrContracts">Supply, Installation, Testing &amp; Commissioning of 6 KVA Single phase input &amp; Single phase out put online UPS at 3,000 numbers Sub Center, 336 Urban Health and Wellness Center &amp; 103 Urban Primary Health Centre total 3,439 numbers, including Batteries at all over West Bengal under XV Finance Commission</in-capmkt:SignificantTermsAndConditionsOfOrdersOrContractsIsAwarded><in-capmkt:TimePeriodToWhichOrdersOrContractsIsAssociated contextRef="I_AwardingOfOrdersOrContracts">180 days</in-capmkt:TimePeriodToWhichOrdersOrContractsIsAssociated><in-capmkt:BroadCommercialConsiderationOrSizeOfTheOrdersOrContracts contextRef="I_AwardingOfOrdersOrContracts">INR 90.44 cr</in-capmkt:BroadCommercialConsiderationOrSizeOfTheOrdersOrContracts><in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupCompaniesHaveAnyInterestInThatEntityToWhomTheOrdersOrContractsIsAwarded contextRef="I_AwardingOfOrdersOrContracts">false</in-capmkt:WhetherThePromoterOrPromoterGroupOrGroupCompaniesHaveAnyInterestInThatEntityToWhomTheOrdersOrContractsIsAwarded><in-capmkt:WhetherTheAgreementWouldFallWithinRelatedPartyTransactions contextRef="I_AwardingOfOrdersOrContracts">false</in-capmkt:WhetherTheAgreementWouldFallWithinRelatedPartyTransactions></xbrli:xbrl>