Production of road motor vehicles; general items of special equipment manufacturing: motorcycle parts manufacturing; general equipment manufacturing (excluding special equipment manufacturing); material handling equipment manufacturing; mining machinery manufacturing; machinery manufacturing for construction projects; tractor manufacturing; agricultural machinery manufacturing; manufacturing of specialized machinery for agriculture, forestry, animal husbandry, and fishery; manufacturing of special equipment (excluding manufacturing of licensed professional equipment); manufacturing of automobile parts and accessories; manufacturing of bicycles; manufacturing of bicycles for the disabled; and Manufacturing of high-speed trains; manufacturing of off-highway recreational vehicles and spare parts; manufacturing of electric motors; battery manufacturing; wholesale of automobile spare parts; sales of new energy vehicles; sales of new energy vehicle electrical accessories; wholesale of motorcycles and spare parts; wholesale of bicycles and spare parts; sales of assisted bicycles, scooters and spare parts; retail of bicycles and spare parts; retail of motorcycles and spare parts; research and development of motors and their control systems; motor vehicle repair and maintenance; bicycle repair; import and export of goods