Tender For hiring of service for design, supply, installation, testing and commissioning of 2 nos. fresh air units and 02 nos, fresh air filters for central ac plants of main control room at ongc hazira plant
Tender For providing of hiring of agency for iso certification service - iso 9001 - quality management system (qms), hiring of certification agency for qms certification of qad ongc based on iso 9001 2015 standards; surveillance audit, re-certification audit; as per scope o..