Kingray New Materials Science & Technology Co., Ltd., is a hi-tech public company established by CRIMM ( Changsha Research Institute of Mining and Metallurgy), a hi-tech enterprise under the Central Government.

Kingray has registered capital of RMB 106.70 million and total assets over RMB1000 million. It is comprised of several subsidiaries and holding companies, most of which have been awarded ISO9001 certification. The major business of Kingray is R&D and production of basic electronic materials and super-hard materials.

On the basis of the strong support from CRIMM in R&D and the innovation of itself in science and technology in the field of advance materials, Kingray has developed various basic electronic materials and superhard materials. Kingray is not only a leading manufacturer in China of diamond tools, such as diamond saw blades, segments, core drill bits, abrasive wheels, grinding wheels, polishing pads, etc. But also a top producer of electrolytic manganese metal, manganous manganic oxide(Mn4O3), soft ferrite core and other basic electronic materials, catalyst alloy for synthetic diamond, integrated cake of powdered materials, synthetic diamond grits and micron powder synthetic diamond tools and other super-hard materials, etc.

We Taking "meeting customers' demands, promoting company's prosperous, repaying staff and shareholders" as its mission, following the business principle of "innovation orientated, market guided and profit focused", Kingray is devoting itself to being a first class hi-tech enterprise in the world.