We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for China K55 Coupling, High Quality Flexible Coupler, Sc Coupling Exporter, Api Oil Field Tubing Coupling,Coupling Blank. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success! The product will supply to all over the world, such as Europe, America, Australia,moldova, Lithuania,Saudi Arabia, France.We set "be a creditable practitioner to achieve the continuous development and innovation" as our motto. We would like to share our experience with friends at home and abroad, as a way to create a bigger cake with our joint efforts. We have several experienced R & D persons and we welcome OEM orders.