(1) MOEI AND FANS STREET LIGHT AND PUMPS FOR DRINKING WATER SUPPLY AT NTH NR GHAZIABAD UP 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 SET ETC (2) RMO DG SET AND SUB STATION AT NTH NR GHZIABAD SH OPERATION AND ROUTINE MAINTENANCE OF SUB STATION AND 160 KVA AND 400 KVA DG SET (3) OPERATION AND MAINTENNACE OF FIRE ALARM SYSTEM