Founded in 1985,Website:http://www.dezbdiamonds.com, Donge Zuanbao Diamond Co.,Ltd is a specific manufacturer of synthetic diamond and diamond products. Locating in Donge Economic Development Zone, the company enjoys easy transportation and beautiful environment. The company has a group of experienced and skilled research workers engaging in technical services. Main products of the company are polycrystalline diamond, polycrystalline diamond compact, diamond grinding wheel, electroplating diamond products, etc. The company can produce Zuanbao brand polycrystalline diamond series products 60 million pieces every year, which are mainly used in drilling tools, cutting tools in petroleum, metallurgy and coalmine fields, as well as in diamond processing and other manufacturing industries. PCD of the company has many varieties and complete specifications and can be produced on request. Zuanbao PCD products occupies large market shares in domestic market and it has been exported to USA, South Asia and European market since 1993.The product has gained high reputation in domestic and overseas market with its excellent technical characteristics and reliable quality. We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits