PP Single Wall Corrugated Pipe Extruder Line Qingdao Huasu Machinery Fabricate Co., Ltd. Base Info Product Type:PP PipeAutomation:AutomaticComputerized:ComputerizedCertification:CETrademark:HUASUSpecification:CE, ISO9000Origin:QingdaoHS Code:84779000 Description Pre:PP Single Wall Corrugated Pipe Extrusion Line Next:PVC Single Wall Corrugated Pipe Extruder Line