Suzhou Chengjian Flanges Manufacturing Co. Ltd. (CJ Flange) has successfully developed a new kind of flange making mold used in the flange-drilling process. CJ Flange manufactures high quality flanges made of stainless steel, carbon steel, alloy steel and other raw steel materials. The company has a global presence, with distribution in 30 countries, including North and South American distribution. Due to the mold’s special structure, it can protect flanges much better during drilling. Because of this practicability, CJ Flange has obtained the patent certificate from the State Intellectual Property. It has been awarded the ISO900 and PED-AD2000 certificates from TUV Rheinland.