Laiwu City Zhongda Plastic Machinery Co., Ltd. is a professional manufacturer that commits to producing various plastic machinery equipments.Our main productions are obtained:Polyethylene pipe production line ,  Drip irrigation belt production line ,  Drip irrigation pipe production line ,  Micro spray irrigation equipment ,  Plastic pipe machine ,  Packaging film Blowing machine ,  Plastic blowing machinery ,  Steel pipe anticorrosion production equipment ,  Single screw extruder ,  double screw extruder ,  Plastics canopy production equipment ,  Mulch film machine ,  Plastic film granulation recovery facility ,  Large earthwork film equipment ,  Profiles product equipment.