The second category of value-added telecommunications services; online taxi booking business services. General projects: emerging energy technology research and development; information technology consulting services; domestic trade agency; marketing planning; market research (excluding foreign-related investigations); real estate consulting; new energy vehicle sales; new car sales; electric vehicle charging infrastructure operation; charging pile sales; tram sales; supply chain management services; used car distribution; shared bicycle clothing Services; electric bicycle sales; electric bicycle maintenance; import and export agents; motor vehicle charging sales; advertising design and agency; digital advertising production; digital content production services (excluding publishing and distribution); technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; rental services (excluding licensed rental services); charging control equipment rental leasing; small and micro bus rental and operation services; property management; parking lot services; commercial complex management services; network technology services; information system integration services; engineering management services; artificial intelligence application software development; mineral washing and processing (except rare earths, radioactive minerals, tungsten); mineral processing (except rare earths, radioactive minerals, tungsten); mineral processing; metal ore sales; non-gold It belongs to the sales of ores and products; coal washing; sales of coal and products; coal sales (physical coal trading, storage and transportation activities are not carried out in Beijing); fertilizer sales; cement product sales; building materials sales; motorcycles and spare parts retail; battery leasing; battery sales; new energy vehicle waste power battery recycling and cascade utilization (excluding hazardous waste operations).