Buddhadev Bhattacharjee, Chief Minister of West Bengal, today laid the foundation stone of the 5 million tonne integrated steel plant of Jai Balaji Industries in Purulia district.Jai Balaji Group, a leading producer of steel in West Bengal, will be investing Rs16,000 crore to build the steel plant, a captive power complex of 1,215 MW and a 3 million tonne cement plant.Jai Balaji Group has six of its nine steel-related manufacturing units in West Bengal.