Annual maintenance contract of three large size walk in Environmental chambers at NISE including utilities for 2 years. March 15, 2018 Anand Gupta 000 Tenders Annual maintenance contract of three large size walk in Environmental chambers at NISE including utilities for 2 years. For more information please see below link: Source: mnre.gov.in Read more NTPC Ltd issue Tender for Supply of Solar PV Modules for 1.2 GW Solar PV Projects at NTPC Rel Khavda RE Park-South Block in Rann of Kutch Gujarat – EQ