a) Comprehensive maintenance of electrical installation and accessories at IIB Park, IIC Park and IID Park at AA-II, Newtown under NKDA. (For the period of 01/01/2018 to 31/12/2018) b) Repairing of LEDs & PCB of 120 watt LED luminaries dismantling from different streets at Action Area-IA Newtown, Kolkata under NKDA. c) Comprehensive maintenance of electrical installation and accessories for five nos. park and one no decorative sculpture at AA-IA, AA-IB, AA-IC & AA-ID at Newtown, Kolkata under