Production of road motor vehicles; production of hazardous chemical packaging and containers; construction engineering construction; road freight transport (excluding hazardous goods); internet information services; manufacturing of special equipment; design of special equipment; operation of urban domestic waste services. General items: manufacturing of specialized equipment (excluding licensed specialized equipment manufacturing); manufacturing of automotive parts and accessories; manufacturing of specialized machinery for water resources; motor vehicle repair and maintenance; repair of specialized equipment; sales of new automobiles; sales of new energy vehicles; sales of environmental protection specialized equipment; sales of mechanical equipment; retail of auto parts; sales of used automobiles; used car dealership; manufacturing of construction engineering machinery; sales of construction engineering machinery; leasing of construction engineering machinery and equipment; manufacturing of mining machinery; sales of mining machinery; manufacturing of rubber products; sales of rubber products; engineering management services; research and development of mechanical equipment; research and development of automotive parts; technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion; import and export of goods; import and export of technology; leasing of non-residential real estate; sales of metal materials; sales of building materials; sales of chemical products (excluding licensed hazardous chemicals); operation of electric vehicle charging infrastructure; sales of charging piles; information technology consulting services; technical consulting services for artificial intelligence public service platforms; software development; information system integration services; industrial internet data services; research and development of Internet of Things technology; Internet of Things technical services; sales of special equipment; research and development of metal products; sales of metal products; processing of mechanical parts and components; sales of mechanical parts and components; manufacturing of general parts; container manufacturing; container sales; container repair; rural domestic waste services; urban greening management; municipal facility management; urban and rural appearance management; property management; water pollution control; leasing of mechanical equipment; building cleaning services; parking lot services; professional cleaning, washing, and disinfection services; landscaping engineering construction; urban park management