Weapon equipment research and development and production; special equipment design; building intelligent system design; special equipment manufacturing; computer information system security special product sales; special equipment installation, modification, and repair. General items: motor and its control system research and development; mechanical equipment research and development; intelligent robot research and development; Internet of Things technology research and development; software development; metal product research and development; automotive parts research and development; household appliance research and development; industrial design services; security technology prevention system design and construction services; technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion; motor manufacturing; industrial robot manufacturing; environmental protection special equipment manufacturing; optical instrument manufacturing; security equipment manufacturing; servo control mechanism manufacturing; traffic safety and control special equipment manufacturing; metal structure manufacturing; general equipment manufacturing (excluding special equipment manufacturing); IoT equipment manufacturing; instrument manufacturing; intelligent instrument manufacturing; special equipment manufacturing (excluding licensed professional equipment manufacturing); intelligent unmanned aerial vehicle manufacturing; lighting appliance manufacturing; high-speed rail equipment and parts manufacturing; textile special equipment manufacturing; plastic product manufacturing; agricultural, forestry, animal husbandry, and fishery machinery parts manufacturing; door and window manufacturing and processing; mechanical equipment sales; mechanical parts and components sales; metal structure sales; mold sales; general mechanical equipment installation services; artificial intelligence industry application system integration services; internet sales (excluding goods requiring sales permits); industrial automatic control system device manufacturing; special equipment sales; general equipment repair; IoT equipment sales; fire-fighting equipment sales; lighting appliance production special equipment sales; intelligent robot sales; intelligent unmanned aerial vehicle sales; environmental protection special equipment sales; plastic product sales; door and window sales; metal door and window engineering construction; goods import and export; technology import and export; road cargo transport for general freight vehicles with a total mass of 4.5 tons or less (excluding network freight and dangerous goods); software sales; satellite mobile communication terminal manufacturing; satellite mobile communication terminal sales; radar and supporting equipment manufacturing; communication equipment manufacturing; communication equipment sales; electronic component retail; electronic component wholesale; intelligent vehicle equipment manufacturing; intelligent vehicle equipment sales.