Henan Dufu Machinery Manufacturing Co., Ltd was established in 1985, the registered capital of 5 million and covers 13,333 square meters area. Dufu Company has made a huge investment in research and development for the pressure formed coke and new wall materials equipment since 1998. Learning and absorbing the successful experience and advanced technology, independently developed sets of pressure formed coke production equipment, crushing and screening equipment, electronic batching, mixing equipment, aerated concrete block equipment and automatic baking-free brick equipments.