Changsha Shili Superhard material Co.,Ltd., located in Changsha Xingsha National economic and technologica development zone, is a high-tech company focused on high quality fine grain synthetic diamonds. After 22 years endeavor and efforts, we are one of the largest and most professional companies in this area.We passed ISO9001 quality management system in 2005, We have been enjoyed good reputation due to cooperate with hundreds of manufacturers and exporters on long-term and mutual-benefit basis. We are the famous brand in China and get accepted by more and more clients. Our types are: RVD, MBD4, MBD6, MBD8, MBD10 with grain size ranging from 10/12 to 325/400, super-fine, 400/500and 500/600,Micron powder from 0-0.25 to 40-60.We focus on innovation and development, to pursuit experienced staff, high technology and advanced equipment. We are in possession of advanced production line, strict quality control, full-line test methods (Ti, TTi, PCC, magnetism). The core technology for the press, the experienced research team contributes to our development. Reliability, mutual-benefit is our Philosophy, Environmental protection is our development concept.