Sales of new energy vehicles; sales of new energy vehicle battery swap facilities; sales of new energy vehicle electrical accessories; manufacturing of metal structures; sales of intelligent unmanned aerial vehicles; technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; manufacturing of mechanical and electrical equipment; spray coating processing; sales of special equipment; leasing of special equipment; manufacturing of non-road leisure vehicles and parts; sales of non-road leisure vehicles and parts; manufacturing of wheelchairs; sales of wheelchairs; manufacturing of general equipment (excluding special equipment); manufacturing of specialized equipment (excluding licensed specialized equipment); sales of electric bicycles; sales of electric vehicles; manufacturing of hand carts and animal-drawn vehicles; sales of hand carts and animal-drawn vehicles; import and export agency; import and export of goods; vehicle sales; manufacturing of commercial, catering, and service-specific equipment; sales of commercial, catering, and service-specific equipment; manufacturing of intelligent unmanned aerial vehicles; sales of metal products. Licensed items: manufacturing of special equipment; inspection and testing of special equipment; installation, modification, and repair of special equipment; design of special equipment; production of road motor vehicles.