HDPE PVC Plastic Double Wall Corrugated Pipe/Cable/Tube Extruding/Extruder/Extrusion Line Zhuzhou Up Cemented Carbide Co., Ltd. Base Info Description Pre：HDPE Double Wall Corrugated Pipe/Cable/Tube Extruding/Extruder/Extrusion Machinery Next：PVC Artificial Marble Decorative Panel Extruding/Extruder/Extrusion Machinery
