Beijing Sinoma Synthetic Crystals Co., Ltd. (SINOMA SC), founded by RISC£¨Research Intstitute of Synthetic Crystals£©, is a high-tech enterprise engaged in researching, manufacturing and developing synthetic crystals, advanced functional composite materials and superhard materials. An excellent technological personnel team headed by an academician of Chinese Academy of Engineering and the state-level experts has been built up, which provides a reliable guarantee for the continuous and rap