General Projects: Fire protection technical services, Safety technology prevention system design and construction services, Communications equipment manufacturing, Satellite mobile communication terminal manufacturing, Radar and supporting equipment manufacturing, Electronic component manufacturing, Other electronic device manufacturing, Navigation terminal manufacturing, Sales of special equipment for semiconductor devices, Sales of integrated circuit chips and products, Software Development, Interior wooden door and window installation service, Metal door and window construction, Building materials sales, Electrical equipment sales, Wholesale of computer hardware, software and auxiliary equipment, Communications equipment sales, Sales of building decoration materials, Computer equipment sales, Network Technology Services, Intelligent control system integration, Information system operation and maintenance services, Information technology consulting services, Technical services for on-site assessment of fire protection acceptance for construction projects, Engineering and technical services( Planning Management、 Survey、 design、 Except supervision), Technical Services、 Technology Development、 Technical Consulting、 Technical Exchange、 Technology Transfer、 Technology Promotion, Information system integration services。( In addition to licensing business, Able to independently operate projects that are not prohibited or restricted by laws and regulations) Licensed Projects: Construction project construction( Except for nuclear power plant construction and operation、 Civil airport construction), Electrical installation services, Construction project construction, Construction labor subcontracting, Sales of computer information system security products, Inspection and testing services, Professional construction work。( 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.)