PVC Double Wall Corrugated Pipe Extrusion Line (SBG 200) Qingdao Huasu Machinery Fabricate Co., Ltd. PVC Double Wall Corrugated Pipe Machine Line (SBG500) Qingdao Huasu Machinery Fabricate Co., Ltd. PE Gas/ Water Supply Pipe Extruder Line (SRQG160) Qingdao Huasu Machinery Fabricate Co., Ltd. Sbg 500 HDPE/PP Double Wall Corrugated Pipe Machine Line (SBG500) Qingdao Huasu Machinery Fabricate Co., Ltd. HDPE/PP Double Wall Corrugated Pipe Machinery Line (SBG400) Qingdao Huasu Machinery Fabricate Co., Ltd. HDPE/PP Double Wall Corrugated Pipe Extruder Line (SBG400) Qingdao Huasu Machinery Fabricate Co., Ltd. PP Twin Wall Corrugated Tube Production Line (SBG400) Qingdao Huasu Machinery Fabricate Co., Ltd. ISO9001 PE Twin Wall Corrugated Tube Making Equipment (SBG400) Qingdao Huasu Machinery Fabricate Co., Ltd. ISO 9001 PE Twin Wall Corrugated Tube Production Line (SBG400) Qingdao Huasu Machinery Fabricate Co., Ltd. CE PE/PP Twin Wall Corrugated Tube Making Machine (SBG400) Qingdao Huasu Machinery Fabricate Co., Ltd. <<<1011121314>>>
