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 12″ hdd hole opener, 12 1/4" IADC517 rock drill bit, pdc rock bit, LONG NECK BUTTERFLY VALVE,Oilfield drill bits IADC517. Sincere cooperation with you, altogether will create happy tomorrow! The product will supply to all over the world, such as Europe, America, Australia,Bulgaria, Mumbai,Greek, Hyderabad.We have won a good reputation among overseas and domestic clients. Adhering to the management tenet of credit oriented, customer first, high efficiency and mature services, we warmly welcome friends from all walks of life to cooperate with us.