Guilin Star Diamond Superhard Material Co., Ltd. was founded in 2007, located in scenic Guilin national High-Tech Zone in southern China. Our company has been identified as the National High-Tech Enterprise that specializes in the research, development and production of polycrystalline diamond compacts (PDC) and PDC bits. Our proprietary products are GK PDC cutter inserts and SDB PDC cutter inserts. In addition, our PDC bits include PDC oil drill bits, PDC coring bits, PDC drag bits, and so on. These products are all widely used in the oil well drilling, geology exploring, coalfield mining and mechanical industry. Our annual production capacity reaches over 1,000,000 PDC and 500,000 PDC bits. We brought in many scholarly experts and technicians who have been specialized in research and development of superhard material for a long time. We are widely cooperated with China University of Petroleum, Daqing Oil Field Diamond Products Factory, SLOF (Shengli Oil Field) Well Drilling Research Institute, Liaohe Oil Field Well Drilling Research Institute and National Test Center Of Jilin University. Furthermore, we also establish good relationships with many foreign companies in USA, Canada, India, Korea, etc. Our products have been identified as "Double-Excellence product" after being tested by authoritative testing organization in home and abroad and some of the performance indexes are superior to industrial standard. In 2008 our company has been certificated ISO9001- 2000 and the title of National High-tech Enterprise. "High quality, competitive price, timely delivery, and good after-sales service" is our service principle. In addition, we always keep moving. With the mission of "Striving for further development on the basis of credibility and quality", we are looking forward to building up sound cooperative relationships with you.