O&M of Corporate Office and NALCO Nagar Roof Top Solar PV System of 260KwP. December 10, 2019 Anand Gupta 0000 Tenders Operation and Maintenance of Corporate Office and NALCO Nagar Roof Top Solar PV System of 260KwP. For more information please see below link: Read more IndianOil issue Tender for Engineering, Procurement, Construction, Installation, Testing and Commissioning with O&M at PADC – EQ