Tenders for Annual Comprehensive Maintenance Of 1.5/ 2.0 /5.5/7.5 Ton Capacity Split Type Air Conditioner Machines Installed Different Govt. Office Buildings At Asansol; Like Asansol Treasury, Motor Vehicle Office, Sambay Bhavan, Civil Diffence Office, Old Sdm Office, Excise Building, La Office, Dm Residence & Adm Residence, Old Circuit House, Etc.