Guilin Star Diamond Superhard Material Co. Ltd. was founded in October 2007, located in Guilin,China. It has been identified as the national high-tech enterprise which specializes in the research and production of polycrystalline diamond compact (PDC) cutter and Microwave Plasma Chemical Vapor Deposition(MPCVD) Equipment, CVD(Chemical Vapor Deposition) diamond and CVD diamond color enhancement.We master the advanced CVD technology, along with high-temperature and high-pressure color enhancement, and consistently produce various grades of high-purity, high-quality fancy pink diamonds. We prides ourselves on an uncompromising commitment to constant innovation, outstanding quality, and superior customer service.