Comprehensive Annual Operation and Maintenance (Day to Day) including round the clock security service and repair & maintenance of all Civil Works including building, roads, hard standings, paths, security wall, sewer lines, plumbing, drainage works, sanitary/pantrv fittings/fixture, other related items etc.. Internal <& External Electrical works /DG Sets/ specialized E&M equipments, Operation & CAMC of HVAC/VRV System (EXPIRED)