PE/PVC Corrugated Pipe Production Line, High Speed Mixer, Extruder manufacturer / supplier in China, offering PE Double Wall Corrugated Pipe Production Line, Full Automatic Plastic PVC Mixer High Speed SRL-Z500/1000 Hot and Cooling Mixing Machine, High Speed Raw Material Mixed Mixer Blender/SRL-W Series Horizontal Type Model 500/1000 800/2500 1000/3000 Plastic PVC Granule Powder Heating Cooling Mixer and so on.