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 schedule 40 pipe thickness, Large Diameter Spiral Steel Pipe, Erw Spiral Welded Steel Pipe, Galvanized Carbon Steel Tube,Cold Rolled Steel Tube. We just not only deliver the high-quality to our customers, but far more even important is our greatest service along with the competitive price tag. The product will supply to all over the world, such as Europe, America, Australia,Finland, Bolivia,Philadelphia, Oslo.We have more than 10 years exported experience and our products have expored more than 30 countries around the word . We always hold the service tenet Client first,Quality first in our mind,and are strict with product quality. Welcome your visiting!