Shanghai Keyan(Kerune) Phosphor Technology Co., Ltd. The predecessor of Shanghai Keyan (kerune) Phosphor Technology Co., Ltd. is the Institute of Optics, Chinese Academy of Sciences Changchun Branch (CIOMP). In 1999, it combined into Changchun Institute of Optics,Fine Mechanics and Physics（ www.cimop.ac.cn ）, Chinese Academy of Sciences. In 2000, CIOMP built Changchun Kerune Phosphor Technology Co., Ltd. In 2003, migrated to Shanghai and reformed as Shanghai Kerune Phosphor Technology Co., Ltd. We specialize in research and produce of special luminescent materials and devices. Our present research can be dated from 1960’s, fulfilled more than 50 projects which subsidize and support by China government, held 70 China and foreign invention patents. Our main products: illuminance display and phosphor materials and relevant produce; laser Pen and detector; biomedicine sign-mark materials and detection equipment; flexible neon wire and relevant produce; luminescence research and development counsel service.