The corporation keeps to the operation concept "scientific management, superior quality and performance primacy, consumer supreme for China Pipe Sleeves Factory, Api D10 Coupling, Oil Well Coupling , Api 5b Codoes ,Collar . As an experienced group we also accept customized orders. The main goal of our company is to build up a satisfying memory for all customers, and establish a long-term win-win business relationship. The product will supply to all over the world, such as Europe, America, Australia,Lesotho, Ghana,Sao Paulo, Lesotho.we have 8 years experience of production and 5 years experience in trading with the customers all over the world. our clients mainly distributed in the North America, Africa and Eastern Europe. we can supply high quality products with the very competitive price.