Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of China PDC Matrix Body Bit and PDC Diamond Bit, roller cones for hole opener, IADC517 10 5/8 tricone drill bit, mill tooth bit 98mm,rock drill bit IADC537. We sincerely welcome domestic and foreign merchants who calls, letters asking, or to plants to negotiate, we will offer you quality products and enthusiastic service,We look forward to your visit and your cooperation. The product will supply to all over the world, such as Europe, America, Australia,Madagascar, Lahore,Nicaragua, Greece.Make sure you genuinely feel free to send us your requirements and we are going to respond for you asap. We now have got a skilled engineering group to serve for your just about every detailed needs. Cost-free samples could be sent to suit your needs personally to understand much more information. In an effort to meet your requires, be sure to seriously feel free to make contact with us. You may send us emails and contact us directly. Moreover, we welcome visits to our factory from around the globe for much better recognizing of our organization. nd objects. In our trade with merchants of numerous countries, we usually adhere for the principle of equality and mutual benefit. It is really our hope to market, by joint efforts, each trade and friendship to our mutual advantage. We look forward to getting your inquiries.