Present situation of ductile iron pipe

China's Ductile Iron Pipe industry started in the early 1990s, with the strong support of the China Urban Water Supply Association to develop rapidly, after nearly 30 years of practice, its safety, practicality has been widely recognized by the water supply industry, in 2008, the domestic annual output has reached 2.2 million tons, is 11 times that of 1990. As China is a country lacking of water resources, there are more than 600 water shortage cities, more than 200 serious water shortage cities, water supply and water-saving cause is on the rise, ductile iron pipe has broad prospects for development.