1.International first-class raw materials and advanced heat-treatment process fully reflects the high strength and toughness, especially high low-temperature toughness. 
2.Production quality and standards meet and exceed the comprehensive requirements of API 5DP,API 7K,API Q1 and reach to the international first-class standard. 
3.Smooth and long upset transition of pipe body and solid hard banding increase the service long and safety. 
4.Complete testing means,advanced testing equipment and strict quality control ensure the production of high quality products. 
5.First-class technical team and high efficient R&D ability of products can supply the customers special customized products.