Changchun, elbow, elbow butt welding, high pressure elbow, seamless elbow, Hebei billion sea specializing in the production; elbow, Liu Xiaoqiang; 0317-5129267 15,532,882,500 QQ; 250 514 851] Hebei billion harbor factory located in Yanshan County, Hebei Province , the name of the pipe base - Yanshan County territory, Wu Gang Road east-west, and convenient transportation extending in all directions. 
 With China and the industry's most advanced large flange pipe production equipment and testing equipment, specializing in the production of forged flanges, high pressure flange, welded flange, welded flange, Reducing flange, large flange widely used in industries of petroleum, chemical, metallurgy, pharmaceuticals, machinery, food, electricity and other plumbing fixtures, installation, ancillary works, products sold to large and medium-sized enterprises at home and abroad, by all users praise. 
 Since its inception, the company has consistently adhered to the fundamental customer satisfaction requirements for product development, advanced science and technology for the production of ideas, excellence, the company's expanding use of advanced production equipment and strong technical force, products after strict quality testing from the use of raw materials to packaging, to undergo a rigorous selection and testing. 
 Mounds forged flange factory has long adhered to the quality of survival, reputation and development of business ideas, and constantly open, innovation and development, the company has advanced production team and research team, high-quality high-pressure flange, forging play flange, welded flange and other products and warm service by the majority of old and new customers to the principle of "customer first, honesty first", and the number of enterprises established long-term cooperative relationship. Warmly welcome friends come to visit, study, discuss business ...