Technical services, technology development, technical consulting, technology exchange, technology transfer, technology promotion; manufacturing of auto parts and accessories; remanufacturing of auto parts; research and development of auto parts; manufacturing of motorcycle parts; research and development of motorcycles and parts; manufacturing of general parts; manufacturing of generators and generator sets; manufacturing of instruments and meters; sales of instruments and meters; manufacturing of industrial automatic control system devices; research and development of mechanical equipment; sales of mechanical equipment; household appliances Manufacturing of appliances; sales of household appliances; manufacturing of electric motors; research and development of motors and their control systems; manufacturing of intelligent unmanned aerial vehicles; manufacturing of special equipment (excluding manufacturing of licensed professional equipment); manufacturing of special equipment for agricultural and sideline food processing; sales of special equipment for agricultural and sideline food processing; agricultural machinery manufacturing; agricultural machinery services; software development; technology, information, facility construction and operation and other services related to agricultural production and operation; software outsourcing services; software sales