Founded in 2011 and originated from the core technology of Chinese Academy of Sciences, we are specialized in R&D, production, application and service of high performance coating materials, crystals, gratings and consumables products. Also have developed a series of capabilities of R&D and manufacture of infrared processing and coating, optical design and optoelectric measuring system. Subsidiary entities: - Nanjing Ruiyang Optoelectric Co., Ltd. - Nanjing MingRui Optoelectric Co., Ltd. - Nanjing MingRui International Co., Ltd. - Nanjing YENA Optoelectric Co., Ltd. - Foshan Ruiyang Infrared Technology Co., Ltd. Certified by ISO9001:2015.