General projects: manufacturing of mechanical and electrical equipment; R&D of motors and control systems; sales of mechanical and electrical equipment; sales of power electronic components; technical services, technology development, technical consulting, technology exchange, technology transfer, technology promotion; manufacturing of distribution switch control equipment; sales of distribution switch control equipment; research and development of distribution switch control equipment; manufacturing of IoT equipment; sales of IoT equipment; IoT application services; software development; energy storage technology services; manufacturing of industrial automatic control system devices; import and export of goods; technology import and export; import and export agency; manufacturing of computer software, hardware and peripheral equipment; industry