Jiangsu Chengxiang Electric Co., Ltd. (formerly Zhenjiang Electrical Equipment Factory) is a high-tech enterprise specializing in the production of power safety products, high and low voltage power transmission and distribution equipment, and supporting components. It is one of the top 100 patent-holding enterprises in Jiangsu Province, an ISO9001 (2000) quality system certified enterprise, a CCC certified enterprise, a council member of the China High Voltage Switchgear Association, and the patent holder of the five-prevention interlock system. The company holds the High Voltage Switchgear Production Order Rectification Certificate (No. Su 39) and the Low Voltage Complete Switchgear Production Order and Product Rectification Certificate (DKG-Su-G-018) (Advanced Type) issued by the Ministry. It has been recognized by the State Economic and Trade Commission as a manufacturer included in the <>. The factory is located in Zhenjiang Economic Development Zone, covering an area of 300,000 square meters. It boasts advanced processing equipment, comprehensive testing facilities, and a strong technical force. It was the first to jointly develop the XGN2-12 box-type switchgear and JSXGN mechanical interlocks with the Xi'an High Voltage Apparatus Research Institute. It was also the first to develop and patent the five-prevention interlock system, which holds a 60% market share nationwide. Thirteen products, including the XGN1-12, XGN2-12 box-type switchgear, GG-1A(F) fixed switchgear, ZN28-12, and ZN28AG-12 vacuum circuit breakers, have passed ministerial-level certification. Twenty-five products, including the JCZ5-12 vacuum contactor, KYN2-12 vacuum withdrawable switchgear, GN30-12 disconnector, ZW□-12 outdoor vacuum circuit breaker, HXGN□-12 high voltage ring main unit, KYN28A-12 middle-mounted switchgear, ZN63A-12 vacuum circuit breaker, and ZDFW microcomputer-based anti-misoperation operating system, have passed provincial-level certification. Twelve products have obtained national patents, and four products have been recognized as new products. The XGN2-12 box-type metal-enclosed switchgear has received the Jiangsu Provincial Science and Technology Progress Award, and the five-prevention interlock system has been rated as a provincial high-quality product. The company's three major product series include: Safety and Anti-Misoperation: Five-Prevention Interlock System, High Voltage Live Display and Interlock Device, Mechanical Interlock, Electromagnetic Lock, Short Circuit Grounding Wire; Complete Electrical Equipment: High Voltage Ring Main Unit, Box-Type Switchgear, High/Low Voltage Prefabricated Substation; Electrical Components: High Voltage Rotary Disconnector, High Voltage Vacuum Circuit Breaker, JCZ5-12 Vacuum Contactor.