The Durgapur Cement Works of Birla Corporation Ltd, the flagship company of MP Birla Group, has begun commercial production. According to a press release issued by the company, with this development the combined capacity of the two units taken together will now be 1.6Mta. The company also claimed that it is now the largest cement manufacturer in West Bengal. In 2004-05, Durgapur Cement Works had registered a capacity utilisation of 114 per cent.