Operation And Maintenance Of 2X400 Tr Central Ac Plant, Substation Equipment, Lifts, 1X500 Kva Dg Set, Wet Riser System, Pa System At Income Tax Towers, Ac Guards, Hyderabad, During The Year 2026-27. Subwork/Packages:Providing Repairs To 100Kld Stp Installed At It Towers, Hyderabad.