Henan Gongyi city zhongfang machinery manufacturing Co., Ltd is a large and medium-sized construction machinery series, interating scientific research, production, sales for the integration of large joint-stock enterprise. The main products of our company include: Gangue vacuum brick extruder machine series, Shale vacuum brick extruder machine series, Flash vacuum brick extruder machine series, Clay vacuum brick extruder machine series, Sand making machine series, Ball mill series, Jaw crusher series, Compound crusher series, Dryer series, To roll crusher series, Conveyor series, Xingmei...