Qingdao Xinquan Plastic Machinery Co., Ltd is a Professional Plastic Machinery company in China .The main plastic extrusion machine :PE pipe production lines, PVC pipe production lines, PP-R pipe production lines, PP plate extrusion lines PE plate production lines, PVC plate extrusion lines, PP sheet extrusion lines PE sheet extrusion lines, PVC sheet extrusion lines, PE profile production equipment, PVC sheet production equipment and other kinds of plastic product production lines., such as PVC/HDPE/PP corrugated pipe extrusion line, PVC/HDPE solid wall pipe extrusion line