Manufacturing of distribution switch control equipment; research and development of distribution switch control equipment; sales of distribution switch control equipment; manufacturing of power transmission, distribution and control equipment; manufacturing of electronic components; wholesale of electronic components; retail of electronic components; sales of electronic products; business of wires and cables; manufacturing of instruments and meters; sales of instruments and meters; household appliances Manufacturing; sales of household appliances; manufacturing of security equipment; sales of fire fighting equipment; sales of security equipment; manufacturing of lighting equipment; sales of plastic products; sales of lighting equipment; manufacturing of plastic products; sales of molds; mold manufacturing; wholesale of auto parts and accessories; retail of auto parts and accessories; manufacturing of auto parts and accessories; manufacturing of fasteners ; General parts manufacturing; Hardware product manufacturing; Fastener sales; Technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; Technology import and export; Goods import and export; Micro motor and component sales; Electrical equipment sales; Electronic components and electromechanical component equipment sales; Electronic components Manufacturing of electromechanical components and equipment; sales of power electronic components; manufacturing of power electronic components; manufacturing of power facilities and equipment; sales of power facilities and equipment; manufacturing of electrical equipment; manufacturing of electrical accessories; manufacturing of mechanical and electrical equipment; research and development of mechanical equipment; sales of mechanical and electrical equipment; manufacturing of terminal metering equipment; urban rail transit General equipment manufacturing; metal material manufacturing; metal material sales; metal structure manufacturing; metal structure sales; non-ferrous metal rolling processing; metal processing machinery manufacturing; hardware product research and development; hardware product wholesale; hardware product retail; mechanical parts and parts processing; mechanical parts and parts sales; general equipment manufacturing (Excluding special equipment manufacturing); Rubber product manufacturing; Rubber product sales; Seals manufacturing; Auto parts research and development; New energy vehicle electrical accessories sales; Motorcycle and parts research and development; Motorcycle and spare parts wholesale; Motorcycle and spare parts retail; Motorcycle spare parts manufacturing; Industrial automatic control system device sales Sales of electrical accessories; sales of electrical instruments and meters; manufacturing of communication equipment; manufacturing of electrical signaling equipment; sales of intelligent power transmission, distribution and control equipment; manufacturing of metal signs for transportation and public management; sales of basic equipment for railway transportation; sales of communication equipment; sales of electrical signaling equipment; sales of signs for transportation and public management Brand sales; research and development of efficient and energy-saving technologies in the power industry; non-residential real estate leasing; software development; information technology consulting services; industrial design services; sales agents; research and development of new material technology; research and development of electronic special materials; manufacturing of photovoltaic equipment and components; sales of photovoltaic equipment and components; and solar power generation technical services. Licensed projects: wire and cable manufacturing; inspection and testing services; power generation business, power transmission business, power supply (distribution) business; railway transportation infrastructure equipment manufacturing; road cargo transportation (excluding dangerous goods). (The branch office is located at: Building 1, No. 66, Jingshi Road, Yueqing Economic Development Zone)