... -2weeks FOBNingbo/Shanghai features1)PPR-AL-PERT Plastic Composite pipe WITH CE,ISO9001,ISO14001,PICC2)size:20mm ... water supply and chemical materials.3. Pure water pipe system.4. Piping networks for rainwater utilization systems ... industry and agriculture.in one word,laboratories, chemical pipe works, hot and cold water syatem, water purifying ... figures are as follows: Aluminum- Plastic Composite pipe