The manufacturers of ductile iron pipes are Saint-Gobain Musongqiao in France, Kubota in Japan and United Industries in the United States. Well-known domestic ductile iron pipe enterprises include Saint-Gobain Musong Bridge China, Xinxing Pipe, Shandong Jigang Pipe, Anyang Yongtong Pipe, Benxi Beitai Pipe, Gaoping Pipe, Lianfeng Pipe, Hongfu Pipe and Xinsheng Pipe.

Among them, Saint-Gobain Musong Bridge and Xinxing Cast Pipe are the largest suppliers of ductile iron pipes in the world. As a representative of the local ductile iron pipe industry in China, Xinxing Ductile Iron Pipe has been invited to revise international standards and national standards with multinational companies in Saint-Gobain and other industries for many times.