Yearly Maintenance, Servicing & Operation Of 5 Nos Old, Renovated (Hidoks Asansor, Turkey) Lift At B, G & D Block & Cardiac Building (Lift No. 4,6,9,10 & 15) Of Chattogram Medical College Hospital, Chattogram. (From 01-07-2026 To 30-06-2027) (F.Y: 2026-2027)