Our firm sticks on the theory of Quality will be the life in the enterprise, and status could be the soul of it for pdc bit for oilfield drilling, CL250 METAL SEAT GATE VALVE, 6"TCI bit IADC437, one cone bit,Rotary rock drilling bit IADC517. 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,Iran, Norwegian,Sudan, Kuwait.We always insist on the management tenet of Quality is first, Technology is basis, Honesty and Innovation.We are able to develop new products continuously to a higher level to satisfy different needs of customers.