We manufacture and sell gypsum board production line of automtic & semi-automatic with annual output from 2million to 20million square meter . it has been won national patent as well as ISO 9001 Certification. We also manufacure and sell gypsum powder production line, gypsum block production line, pvc laminited production line etc with competitive price and good quality. for further information, please contact with us. Company : Jinzhou City Dongfeng Machinery Co.,Ltd.