In the production of DN2000mm hollow wall wound pipe Type A pipe, the inner and outer walls of this pipe are smooth and can be used for water supply on municipal main roads. Web: www.zjxcwm.com Email: monfils.chen@mtwkj.com TEL/Whatsapp: +86 19937270653 #HDPE #Pipe #WaterSupply #ZhengJu #China