Manufacturing of electronic measuring instruments; sales of electronic measuring instruments; manufacturing of drawing, calculation and measuring instruments; sales of drawing, calculating and measuring instruments; manufacturing of general equipment (excluding manufacturing of special equipment); manufacturing of special equipment (excluding manufacturing of licensed professional equipment); manufacturing of electronic special equipment; manufacturing of other general instruments; manufacturing of intelligent instruments; intelligent manufacturing Sales of instruments and meters; research and development of mechanical equipment; research and development of automobile parts; research and development of motorcycles and parts; research and development of metal products; manufacturing of metal processing machinery; manufacturing of auto parts and accessories; retail of auto parts; mechanical parts and parts processing; sales of mechanical parts and parts; general parts manufacturing; software development; industrial robot manufacturing; Sales of industrial robots; installation and maintenance of industrial robots; manufacturing of industrial automatic control system devices; sales of industrial automatic control system devices; research and development of intelligent robots; sales of intelligent robots; manufacturing of intelligent basic manufacturing equipment; sales of intelligent basic manufacturing equipment; sales of artificial intelligence hardware; development of artificial intelligence basic software; artificial intelligence applications Software development; artificial intelligence industry application system integration services; artificial intelligence general application system; software sales; mechanical equipment sales; metal product sales; mold manufacturing; mold sales; hardware product manufacturing; hardware product research and development; hardware product retail; technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion