AD pipe manufacturers have fifteen production bases in the country, Yonggao joint stock company is the core subsidiary of AD Group, founded in 1993, is the vice chairperson unit of China Plastics Processing Industry Association, the chairperson unit of China Plastics Processing Industry Association Plastic Pipe Special Committee, the chairperson unit of the National Plastic Products Standardization Technical Committee (SAC/TC48/SC3), the chairperson unit of Zhejiang Chemical Building Materials, the leading backbone enterprise of Zhejiang Industrial Industry, and the first batch of "three" cultivation pilot enterprises in Zhejiang Province. The company was listed on the Shenzhen Stock Exchange on December 8, 2011, stock code: 002641, and has thirteen wholly-owned subsidiaries: under the jurisdiction of Shanghai AD Building Materials Development Co., Ltd., Shenzhen Yonggao Plastic Industry Development Co., Ltd., Guangdong Yonggao Plastic Industry Development Co., Ltd., Anhui Yonggao Plastic Industry Development Co., Ltd., Tianjin Yonggao Plastic Industry Development Co., Ltd., Chongqing Yonggao Plastic Industry Development Co., Ltd., Zhejiang AD Electric Appliance Co., Ltd., Taizhou Huangyan Jingjie Plastic Industry Development Co., Ltd., Zhejiang Jinnuo Copper Industry Co., Ltd., Anhui AD Technology Development Co., Ltd., Shanghai Yonggao Pipeline Sales Co., Ltd., Yonggao (Shanghai) International Trade Co., Ltd., Hunan AD Building Materials Co., Ltd., etc

you can take a look at what your local production base is, you can also contact us by phone at 17399989993 to inquire about the local AD plumbing service number.