1. Saiou Machinery Co., Ltd is the only one enterprise in china specializing in manufacture of Hole-punching machine for PVC/PE/PP Corrugated Pipe. 2. According to customer's requirement, our company can supply the Hole-Punching machine for online belling or Non-Belling pipes. 3. The punched pipes are widely used in the construction of Express way Road, Golf Court and Football Court etc. The pipes are buried in the sub-surface, and enhance the life of roadbed or stadium etc. Pipe Range: 40mm-600mm plastic pipe punching machine, pipe making machine