PVC Water Pipe Extrusion Line Qingdao Chaofeng Plastic Machinery Co., Ltd. Base Info Screw No.:Double-screwProduct Type:PVC PipeAutomation:AutomaticComputerized:ComputerizedCertification:CE, ISO9001:2008Customized:CustomizedCondition:New Description Pre:Pet Fully Automatic Blow Molding Machine Next:Pet Fully Automatic Blow Molding Machine (AOK-2000)