Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for China Spiral Welded Pipe, A106c Carbon Steel Pipe, Black Ms Square Steel Tube/Pipe, Jis Ss400 Mild Steel Pipe,Asme B36.10 Hot Rolled Carbon Steel. Welcome your enquiry, best service will be provided with full heart. The product will supply to all over the world, such as Europe, America, Australia,Berlin, Durban,British, Gambia.We integrate all our advantages to continuously innovate, improve and optimize our industrial structure and product performance. We will always believe in and work on it. Welcome to join us to promote green light, together we will make a better Future!