"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our company for the long-term to develop together with customers for mutual reciprocity and mutual benefit for Drill Pipe, Coiled Tubing Coupling Factory, Carcasa de tubos acoplamento Joint , Api 5ct 5b Tubing Couplings,China Nipple Coupling Factory. Only for accomplish the good-quality product or service to satisfy customer's demand, all of our products have been strictly inspected before shipment. The product will supply to all over the world, such as Europe, America, Australia,Comoros, Barcelona,Somalia, Costa Rica.Our aim is to help customers to make more profits and realize their goals. Through a lot of hard work, we establish a long-term business relationship with so many customers all around the world, and achieve win-win success. We will continue to do our best effort to service and satisfy you! Sincerely welcome you to join us!