General Projects: Engineering and technical research and experimental development, Optical instrument manufacturing, Electronic special equipment manufacturing, Sales of special electronic equipment, Electronic components retail, Optical instrument sales, Electronic components wholesale, Optoelectronic device sales, Glassmaking, Optical glass manufacturing, Sales of functional glass and new optical materials, Optical glass sales, Mechanical equipment research and development, Software Development, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Special equipment manufacturing( Excluding licensed professional equipment manufacturing)。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations)