CR GEMS specializes in developing and manufacturing high-quality superabrasive products, PDC cutters, and large single crystal diamonds. Our core products, such as Diamond grit, Micro diamond powder, Cubic Boron Nitride, PDC cutters/PCD blanks, and Large single crystal diamonds，are widely used in the construction, machinery, photovoltaic, semiconductor, optics, jewelry, oil & gas, and thermal management.

CR GEMS has two sites located in Shanghai and Shandong. As a National Specialised & Sophisticated Enterprise and High-tech Enterprise, CR GEMS is committed to reliable quality, excellent service, constant innovation to meet diversified demands from the market, and enjoys great reputation both at home and from abroad. 

At CR GEMS, we are committed to creating more value for our customers.
CR GEMS, diamond solution for a better world.