Road motor vehicle production; Road freight transportation (excluding dangerous goods); Third category medical device operation; The third category of medical device leasing (projects that require approval according to law can only be carried out after approval by relevant departments, and specific business projects shall be subject to approval documents or licenses issued by relevant departments) General projects: specialized equipment manufacturing (excluding licensed professional equipment manufacturing); Automotive component research and development; General component manufacturing; Manufacturing of automotive parts and accessories; Mechanical manufacturing for construction projects; Automobile sales; Sales of new energy vehicles; Sales of construction machinery; Motor vehicle repair and maintenance; Wholesale of automotive spare parts; Transportation equipment leasing services; Sales of electric accessories for new energy vehicles; Retail of automotive spare parts; Tram sales; Import and export agency; Import and export of goods; Software development; Network and information security software development; Artificial intelligence basic software development; Artificial intelligence application software development; Technology import and export; Sales of Class I medical devices; Sales of Class II medical devices; Sales of intelligent unmanned aerial vehicles; Sales of navigation, surveying, meteorological, and marine specialized instruments; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information system integration services; Advertising design and agency; Digital advertising design and agency; Advertising release; Digital advertising release