Road motor vehicle production. General items: special equipment manufacturing (excluding licensed professional equipment manufacturing), automobile sales, special equipment sales, auto parts retail, auto parts and accessories manufacturing, auto parts research and development, motor vehicle repair and maintenance, mechanical and electrical equipment sales, mechanical parts and components sales, mechanical parts and components processing, metal tool sales, metal product sales, security equipment sales, environmental protection special equipment manufacturing, new energy vehicle sales, technical services, technical development, technical consulting, technical exchange, technology transfer, technology promotion, information consulting services (excluding licensed information consulting services), goods import and export.