Manufacturing of power distribution switchgear equipment; Sales of power distribution switchgear equipment; Manufacturing of electrical accessories; Sales of electrical accessories; Manufacturing of railway locomotive and rolling stock parts; Sales of railway locomotive and rolling stock parts; Manufacturing of mechanical and electrical equipment; Sales of mechanical and electrical equipment; Manufacturing of power facility equipment; Sales of power facility equipment; Manufacturing of electronic components; Wholesale of electronic components; Retail of electronic components; Manufacturing of power electronic components; Sales of power electronic components; Manufacturing of instruments and meters; Sales of instruments and meters; Operation of wires and cables; Manufacturing of transformers, rectifiers, and inductors; Manufacturing of automotive parts and accessories; Wholesale of automotive parts; Retail of automotive parts; Manufacturing of seals; Sales of seals; Manufacturing of rubber products; Sales of rubber products; Manufacturing of hardware products; Wholesale of hardware products; Retail of hardware products; Manufacturing of lighting fixtures; Sales of lighting fixtures; Sales of lamps; Manufacturing of marine supporting equipment; Manufacturing of urban rail transit equipment; Manufacturing of traffic safety and control special equipment; Repair of electrical equipment; Manufacturing of intelligent unmanned aerial vehicles; Sales of intelligent unmanned aerial vehicles; Software development; Technical services, technology development, technical consultation, technical exchange, technology transfer, technology promotion; Import and export of technology; Import and export of goods. Licensed items: Manufacturing of wires and cables. (Branch business premises located at: No. 16 Shengzhiting Road, Xiangshan Bridge Village, Liushi Town, Yueqing City)