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 L80-13cr Casing Pipes, Carbon Steel Pipe Line , Galvanized Carbon Steel Pipe , Mechanical Steel Pipe ,Carbon Steel Pipe 316l . We guaranteed high quality, if clients were not satisfied with the products' quality, you can return inside 7days with their original states. The product will supply to all over the world, such as Europe, America, Australia,Birmingham , Slovakia ,Thailand , Surabaya .We follow up the career and aspiration of our elder generation, and we're eager to open up a new prospect in this field, We insist on "Integrity, Profession, Win-win Cooperation", because we have now a strong backup, that are excellent partners with advanced manufacturing lines, abundant technical strength, standard inspection system and good production capacity.