DongDing Flanges is a large professional manufacturer and trade enterprise.We can produce about more than 800 tons of flanges per months and supply all types of flanges.such U.S standard series, British standard series, Germany standard series, France standard series, Japan standard series, and Gost standard series and customers' drawings for special use. On the aim of Reputation First, Quality First, we export to more than 30 countries and regions, such as the United States, Canada, European, Japan, Australia, Singapor, the Middle East, etc.And they have enjoyed high international prestige for their superior quality. DongDing Flanges are willing to enter into a harmonious cooperation with traders from all countries on the basis of equality and mutual benefit.