Comprehensive Annual Maintenance Contract (camc) Of Automatic Coach Washing Plant (acwp) Along With Reverse Osmosis (ro) Plant & Effluent Treatment Plant (etp) Supplied By Inventa Cleantec Pvt. Ltd., Installed At New Coaching Complex Asansol For A Period Of 05 (five) Years With Oem As Per Terms And Conditions Of Cofmow's At