(1)moei pumps, compound light i/c annual comprehensive maintenance of lift, ups, dg set fire fighting system at naaa, yarrows shimla during 2026-27. (2) annual repair maintenance, operation of chadwick house, naaa shimla, hp during 2026-27. (sh:- annual comprehensive maintenance of greaves cotton l.t.d make 1 no. 320 kva dg set at naaa, yarrows and 01 no 125 kva dg set at chadwick house complete with their amf panel)