Our business puts emphasis on the administration, the introduction of talented personnel, as well as the construction of team building, trying hard to further improve the standard and liability consciousness of staff members customers. Our enterprise successfully attained IS9001 Certification and European CE Certification of oil rig bit, PN25 METAL SEAT SWING CHECK VALVE, tricone rock bit IADC437, pdc drilling drag bit,mill tooth bit 6". At our firm with quality first as our motto, we manufacture products that are entirely made in Japan, from materials procurement to processing. This enables them to be used with confident peace of mind. The product will supply to all over the world, such as Europe, America, Australia,Birmingham, Australia,Monaco, Iran.To have much more enterprise. ompanions, we've got updated the item list and seek for optimistic co-operation. Our web-site shows the latest and complete information and facts about our merchandise list and company. For further acknowledge, our consultant service group in Bulgaria will reply to all of the inquiries and complications immediately. They're about to make their effort to meet buyers need. Also we support the delivery of absolutely free samples. Business visits to our business in Bulgaria and factory are generally welcome for a win-win negotiation. Hope to expertise a happy company co-operation perform with you.