Our company, Donge Zuanbao diamond Co., Ltd is a professional manufacturer of synthetic polycrystalline diamond, polycrystalline diamond compact, diamond grinding wheel, diamond micro-powder, diamond cutter, and other diamond products.The company has a group of experienced and skilled research workers engaging in technical services. Especially, ZB series PCD and PDC are our main products. 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.
