Technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; import and export of goods; technology import and export; digital technology services; Internet of Things technology services; Internet of Things application services; Internet of Things equipment manufacturing; measurement technology services; software development; digital video surveillance system sales; artificial intelligence industry application system integration services; artificial intelligence general application systems; Internet of Things equipment sales; artificial intelligence public data platform; automobile parts and accessories manufacturing; automobile parts research and development; integrated circuit sales; integrated circuit chip and product manufacturing; rail transit special Sales of equipment, key systems and components; sales of charging piles; manufacturing of communication equipment; sales of communication equipment; manufacturing of mobile communication equipment; sales of mobile communication equipment; sales of mobile terminal equipment; sales of satellite mobile communication terminals; sales of artificial intelligence hardware; manufacturing of smart vehicle equipment; sales of smart vehicle equipment; sales of electronic products; sales of intelligent instruments and meters; sales of navigation terminals; sales of terminal metering equipment; sales of network equipment; wholesale of computer software, hardware and auxiliary equipment; rental of computers and communication equipment; sales of wearable smart devices; retail of auto parts; motorcycles and parts Parts research and development; motorcycle spare parts manufacturing; motorcycle and spare parts wholesale; motorcycle and spare parts retail; electric bicycle sales; integrated circuit design; integrated circuit chip and product sales; 5G communication technology services; satellite communication services; information system integration services; big data services; data processing services; Internet data services; industrial Internet data services; digital cultural creative content application services; supply chain management services; artificial intelligence basic software development; artificial intelligence basic resources and technology platforms; artificial intelligence theory and algorithm software development; intelligent robot sales; intelligence Research and development of robots; sales of intelligent unmanned aerial vehicles; Internet sales (except for the sale of goods requiring licenses); manufacturing of intelligent unmanned aerial vehicles; sales of power-assisted bicycles, scooters and spare parts; business agency services; manufacturing of ship automation, detection and monitoring systems; centralized fast charging stations; solar power generation technical services; sales of solar thermal utilization equipment; energy storage technical services; sales of distribution switch control equipment; operation of electric vehicle charging infrastructure; sales of new energy vehicle electrical accessories; sales of new energy vehicle power swap facilities; wholesale of electronic components; and research and development of Internet of Things technology. Licensed items: Category II value-added telecommunications services.