Plastic Pipe Machine, Plastic Extrusion Machine, Pipe Extrusion Machine manufacturer / supplier in China, offering Single Wall Corrugated Tubing Machine Single Screw Extruder for Durable and Versatile Tubing Production, Single Screw Extruder Single Wall Corrugated Pipe Machine for 19mm-50mm Pipe Diameter, Smooth and Accurate Production with Single Wall Corrugated Hose Making Machine and so on.