Qingdao Yifeng Plastic Machinery Co.,Ltd.is specialized in the design and produce PVC Multi-Hole Pipe Production Line.The line is also called plum blossom pipe just because its section likes plum blossom.It has the features of corrosion resistance, pressure resistance and high tenacity because of its structure of multi-pipe. The pipe also has the features of easy working, pass through cable quickly,strong adaptability, low cost and so on. Has been widely used in telecommunications, power and cables, cable radio and television departments of various fields. HDPE vacuum corrugated pipe unit 、HDPE carbon fiber spiral coil unit、PVC plastic hard tube extruding production line、PE large-caliber insulated pipe production line 、Plastic extruding corrugated pipe unit with single-wall、PE and PP plastic thick board (slice) extruding production line、Plastic grid plate extruding production line.