ISO9001 PVC Single Wall Corrugated Pipe Extrusion Line Qingdao Huasu Machinery Fabricate Co., Ltd. Base Info Product Type:PVC PipeAutomation:AutomaticComputerized:ComputerizedCertification:CETrademark:HUASUSpecification:CE, ISO9000Origin:QingdaoHS Code:84779000 Description Pre:PE Gas/ Water Supply Pipe Production Line (SRQG110) Next:CE UPVC Double Wall Corrugated Pipe Extrusion Line