Qingdao Haitaisheng Machinery Manufacturing Co., Ltd ia a plastic machinery production factory with 12 years experiences in China. We are the best manufacturer that you can trust in China. We are a High-tech enterprise specialized in manufacturing plastic pipe and panel extrusion line, extrusion dies, plastic recycling and granulators, plastic tooling machinery, socketing machine, which has an integral advanced system and related equipments for technology research, products processing and testing.Our company has passed the ISO9001 quality system certification and all our products have CE certification. Our warranty year is two years. We will give 3 years spare parts for free.Our machinery mainly include:Pipe extrusion production line:Single/twin screw extruder,PE/PP-R/PVC twin pipe extrusion line,PE/PP/PP-R/PVC/Spiral pipe extrusion line,Double wall corrugated pipe line,PE corrugated pipe extrusion line,Three layer co-extrusion production line,PVC fiber reinforced hose line,PVC spiral strengthened tube line.Sheet/profile extrusion production line:UPVC profile extrusion line,PVC/ XPS foaming sheet extrusion line, AL-PE-AL aluminum sheet line,F-850 door panel extrusion line,PE/PP/ PS/ABS/PC sheet extrusion line,PP/PC hollow panel extrusion line,WPC profile/sheet extrusion line,Corrugated tile extrusion line.Plastic recycling machinery:175/250/2121/185/186/600 in line granulators,150 in line compact granulators,ZSP450/ZSP550 heavy duty granulators,ZSP550 heavy duty granulators,ZSP650 extra heavy duty granulators,PE/PP/PVC recycling plant.