zhejiang Juyun Pipe Industry Co., Ltd. introduces production lines of PP-R pipe, fitting, PAP Composite pipe from abroad. PP-R environmental hot/cold water pipe is made of heat-resistant polypropylene mixing with elastic high polymers by the latest technology. All the products stand up to American ASTM standard and German DIN8077 and DIN 8078. Each performance indicator has reached the domestic and international standard.