(1) MOEI AND FANS, STREET LIGHTS AND PUMPS FOR DRINKING WATER SUPPLY AT NTH NR, GHAZIABAD SH: PROVIDING SERVICES FOR ROUTINE MAINTENANCE AND ATTENDING DAY TO DAY COMPLAINTS OF EI AND FANS, AND COMPOUND LIGHTS AND OPERATION AND ROUTINE MAINTENANCE OF DRINKING WATER SUPPLY PUMP SETS ETC. (2) RMO DG SET AND SUB STATION AT NTH, NR GHAZIABAD SH: OPERATION AND ROUTINE MAINTENANCE OF SUBS TATION AND 160 KVA AND 400 KVA DG SETS (3) OPERATION AND MAINTENANE OF FIRE ALARM SYSTEM.