PowerMax (INDIA) PVT LTD'S. Sister Concern, Bostin Engineers Pvt Ltd, is engaged in manufacturing of different components of Boilers and other customised products for various industries. is strategically located on National Highway 6, very near to the city of Kolkata. It has a modern layout and is well equipped with hi-tech machinery like Pipe Bending Machines, Heat Treatment Furnaces, EOT Cranes, etc. which aid in the manufacturing process.