Research and development of automotive parts; manufacturing of automotive parts and accessories; manufacturing of agricultural machinery; sales of agricultural machinery; manufacturing of specialized equipment (excluding licensed specialized equipment); research and development of mechanical equipment; engineering and technological research and experimental development; production of battery parts; sales of battery parts; wholesale of automotive parts; system integration services for artificial intelligence industry; technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion; sales of new energy vehicle electrical accessories; sales of new energy vehicle production testing equipment; sales of automobiles; import and export of goods. Licensed items: manufacturing of road motor vehicles.