Our firm since its inception, normally regards item top quality as company life, constantly make improvements to generation technology, improve product excellent and repeatedly strengthen organization total good quality management, in strict accordance with the national standard ISO 9001:2000 for 280mm Ssaw Steel Pipe, Good Quality Spiral Steel Tube, 40-120g Pre Galvanized Tube, Black Square Hollow Section Pipe,Ul/Fm Fire Protection Pipe. Being a young growing company, we might not the best, but we are trying our best to be your good partner. The product will supply to all over the world, such as Europe, America, Australia,Albania, French,Azerbaijan, Philippines.The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.