Tenders for Repair And Maintanance Of Cctv Camera System 15 Camera, 10 Nvr And 06 Ups, 04 Display, 4 Switch Of Kargali Washery Dg Set, Main Gate, Karo Excavation Workshop, Kargali Siding, Dd Mines, Bokaro Magazine, Khasmahal Workshop, Substation Etc.