Incorporated on 24 January 1973, SAIL has 51,351 employees and is under the administrative control of the Ministry of Steel. SAIL operates and owns five integrated steel plants at Bhilai, Rourkela, Durgapur, Bokaro and Burnpur (Asansol) and three special steel plants at Salem, Durgapur and Bhadravathi. It also owns a Ferro Alloy plant at. OverviewSteel Authority of India Limited (SAIL) is an Indian steel manufacturing corporation based in SAIL. SAIL traces its origin to the Hindustan Steel Limited (HSL) which was set up on 19 January 1954. It was initially designed to manage only one plant that was coming up at. For. SAIL Integrated Steel Plants 1. (RSP); India's first integrated steel plant in the public sector, established through collaboration with Germany.2. (BSP) in set. 1. Central Marketing Organisation2. Centre for Engineering and Technology3. Research and Development Centre for Iron and Steel4. SAIL Consultancy Organisation.