bids are invited for custom bid for services - annual maintenance contract for hp and lp air compressors installed at khep for a period of 02 years customized amc/cmc for pre-owned products customized amc/cmc for pre-owned products customized amc/cmc for pre-owned products annual maintenance service air conditioner annual maintenance contract service laser speed meter annual maintenance service for centralised air conditioning system annual maintenance service hardware security module amc/cmc of fire extinguisheis annual maintenance contract for networking devices (version 2) amc/ camc of solar energy power plants amc/ camc of hydro energy power plants amc of integrated security and surveillance system total quantity :