Annual Operation Annual Operation and Maintenance Contract of 1 No. 11/0.433KV Load Sub-Station, 280 KLD STP, 3 Nos. D.G. Sets, External Lighting and Water Pump House round the clock (CUSB/PSD/EE/Tender/07/2020-21 dated 17/09/2020) Last date and time for receipt of bids : 08/10/2020 by 4:00 pm) Extension Notice Notice : Opening of Financial Bid (dated 24/11/2020)