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Changshu Dongsheng Flange Co., Ltd. is located in Meili town, Changshu at the center of Yangtze River Delta Economic Circle, adjacent to Zhangjiagang, China’s largest inland-river import and export port of containers, 10 km away from Changshu port and 50 km away from Shanghai port, next to Yanjiang Expressway and Huining Expressway, with good geographic location and convenient traffic. 
  The company has complete advanced production equipment of flanges, 20-year technical management experience in production of flanges, complete quality control system of whole technological process including material purchase, forging, heat treatment, machining and packaging, certifications of TUV PED, AD2000-Wo, ISO 9001 and Manufacturing License for Special Equipment of the People’s Republic of China, self-managed import and export right, and foreign trade professionals. At present, the company has an annual production capacity of 3,000T flanges.      
  By use of F304/1.4301, F304L/1.4307, F316/1.4401, F316L/1.4404, F321/1.4541 and F316Ti/1.4571, etc., the company produces standard flanges (JIS, ANSI, DIN, BS, EN, GB), pipe fittings, related hardware, and non-standard flanges. Our products are widely applied to many fields such as boiler pressure vessel, petrochemical, shipbuilding, food, pharmaceutical, etc., and are very popular in Japan, Korea, Singapore, U.S.A, Germany, etc.
  We can provide our customers with best products and best service, and are desired to cooperate with you for common development.