Communication equipment manufacturing; computer software, hardware and peripheral equipment manufacturing; 5G communication technology services; integrated circuit manufacturing; satellite mobile communication terminal manufacturing; instrumentation manufacturing; smart home consumer equipment manufacturing; digital video surveillance system manufacturing; smart home gateway manufacturing; household appliance research and development; electronic component manufacturing; digital home product manufacturing; cloud computing equipment manufacturing; information security equipment manufacturing Manufacturing; intelligent vehicle equipment manufacturing; Internet equipment manufacturing; software development; intelligent control system integration; calculator equipment manufacturing; special equipment manufacturing for lighting equipment production; special equipment manufacturing for semiconductor devices; network equipment manufacturing; Internet of Things equipment manufacturing; mobile terminal equipment manufacturing; automobile parts research and development; motorcycle parts manufacturing; automobile parts and accessories manufacturing; artificial intelligence hardware sales sales; sales of information security equipment; sales of smart home consumer equipment; sales of intelligent robots; sales of semiconductor lighting devices; sales of integrated circuits; retail of computer software, hardware and auxiliary equipment; sales of household appliances; sales of network equipment; sales of household appliance spare parts; sales of communication equipment; domestic trade agents; sales of lighting appliances; sales of intelligent agricultural machinery and equipment; sales of electronic products; smart wireless Sales of human aircraft; sales of software; sales of digital video surveillance systems; sales of special equipment for the production of lighting appliances; sales of office equipment; integrated circuit chip design and services; Internet security services; information system operation and maintenance services; computer system services; data processing and storage support services; import and export of goods; engineering and technology research and experimental development licensing projects: Category II value-added telecommunications business