Well-run equipment, expert income workforce, and far better after-sales expert services; We are also a unified large family, anyone stick to the corporate value "unification, dedication, tolerance" for Petroleum Tools, Special Clearance Coupling Factory, D10 Coupling, Nu Coupling Exporter“ ,apvalus precizinis plieninis vamzdis . We imagine we'll become a leader in building and producing high quality products in equally Chinese and international markets. We hope to cooperate with a lot more friends for mutual added benefits. The product will supply to all over the world, such as Europe, America, Australia,Sweden, Casablanca,Rotterdam, Comoros.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!