 The deal cost the group Rs 25 crore.The Rs 350-crore turnover EMTA Group is engaged in the coal mining business.Speaking to reporters at Writers' Buildings in 2005, Bansa Gopal Chowdhury, West Bengal's Minister for Cottage and Small Scale Industries, said, in 2005, a new company would be formed and an industrial complex would be set up at the plant complex in Raniganj.