Our enterprise since its inception, usually regards product top quality as business life, repeatedly enhance manufacturing technology, make improvements to product excellent and continuously strengthen enterprise total high quality administration, in strict accordance with all the national standard ISO 9001:2000 for Steel Hollow Bar Size, Api 5l Gr B Seamless Pipe, Large Diameter Carbon Steel Pipe, Ms Seamless Pipe,Scaffolding Steel Pipe. We are also the appointed OEM factory for several worlds' famous products brands. Welcome to contact us for further negotiation and cooperation. The product will supply to all over the world, such as Europe, America, Australia,Nepal, Maldives,Singapore, Egypt.To get more information about us as well as see all our products, please visit our website. To get more information please feel free to let us know. Thank you very much and wish your business always be great!