General Projects: Glassmaking, Technical glass manufacturing, Optical glass manufacturing, Glass fiber and product manufacturing, High-performance fiber and composite material manufacturing, Technical glass sales, Optical glass sales, Sales of glass fiber and products, Sales of high-performance fibers and composite materials, New material technology research and development, New material technology promotion service, Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Import and export of goods, Technology import and export, Import and export agent, Metrology technical services, Non-residential real estate rentals, Engineering and technical research and experimental development。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Inspection and testing services。( Projects that require approval according to law, Business activities can only be carried out after approval from relevant departments, The specific business projects are subject to the approval documents or licenses of relevant departments.)