specialized in producing and developing synthetic diamond micro-powder, synthetic diamond grinding grits(RVD),diamond lapping paste,diamond crushing material. We also produce PDC and PCBN/PCD tools. It has strong professional team and advanced testing methods, with all products in strict accordance with national standards. Diamond micro-powder is produced 60 million carats a year, RVD is produced 180 million carats a year. It passed the quality certification ISO9001.our products were exported to the USA, Germany, Japan, India, Taiwan, Hongkong and other countries and regions.