The company is mainly engaged in light-storing luminescentmaterials and products, all kinds of signs, LED phosphors, LEDlighting, LED light source, LED display and application, and LEDengineering business, etc. It is the domestic largest R&D andproduction base of self-luminous rare earth materials.There has 121 effective patents for invention of rare earthphotoluminescent material and white LED lighting products, and hasa number of original core patents too. Presided over andparticipated in many national standards, passed the certificationof ISO, DIN, IMO. All products are exported to more than 60countries and regions in the world.