Haibin Machinery Co., Ltd. Product List PE Pipe Production Line PE/PVC Single Wall Corrugated Pipe Production Line PVC Steel Wire Reinforced Pipe Production Line PVC (20-63) Dual Pipe Production Line U-PVC Foamed Inner Spiral Muffle Pipe Production Line PVC Foam Core Pipe Production Line PE Double-Wall Corrugated Pipe Production Line PPR Fiberglass Reinforced Pipe Production Line PPR Aluminum Plastic Composite Pipe Production Line PE Large Diameter Winding Pipe Production Line