Zhejiang Chenghong Machinery Co., Ltd. is a professional engaged in PE butt welding machine,HDPE PIPE welding machines,Polyethylene pipe butt welders,PPR thermoplastic piping engineering machinery manufacturers Welcome To Chenghong Machinery Zhejiang Cheng hong machinery co., LTD is a professional engaged in PE, HDPE, PPR thermoplastic piping engineering machinery manufacturers, with advanced technology, practical function, the product through the CE certification, by country, customers at home and abroad.Within the scope of zhejiang province is the largest of the welding. As a famous China Polyethylene Pipe Butt Welders Suppliers and HDPE butt fusion welding machines manufacturers ,we specializing in the production of supply automatic docking hot melt welding machine,PE butt welding machine,HDPE PIPE welding machines,semi-automatic docking hot melt welding machine (hydraulic semi-automatic and manual),Polyethylene pipe butt welders,large diameter plastic pipe socket welding machine, PPR hot melt.