Qingdao Huashida Machinery Co., Ltd. Was established in Qingdao High & New Technology Industrial Area-Qingdao Huashida industrial Park. HSD have many years of plastic machinery and related products manufacture experience, structured working attitude and responsibility.Assimilate and mater technology introduced from abroad, we developed series of high effective single screw extruder and twin-screw extruder. As a professional manufacturer in plastic pipe and plastic sheets machinery in China, Qingdao Huashida Machinery Co., Ltd. is specialized in designing and manufacturing plastic extrusion lines as well as welding equipments etc. Our products mainly include HDPE Pressure Pipe Extrusion Line, Corrugated Pipe Extrusion Line, Spirally Wound Pipe Extrusion Line, Structured Wall Pipe Extrusion Line, HDPE Casing of insulated pipe Extrusion Line and Plastic Sheets & Film Extrusion Line. For more than 8 years, Qingdao-HSD has been a professional manufacturer of Extruder and related equipments.And Qingdao-HSD have got the ISO9001:2008 , Quality Management Systems Certificate by SGS.Head quartered in Qingdao City, Qingdao-HSD has manufacturing locations in Urumchi City.The products also exported to many other countries and area.Major customers are from Demark, United Arab Emirates, Iraq, Saudi Arabia, Russia, Uzbekistan, Taiwan, Korea, Turkey, etc.