Changgao Electric Group Co., Ltd. engages in the research, development, manufacture, and sale of power equipment in the People's Republic of China and internationally. The company offers ring main units, metal-enclosed switchgears, disconnector switches, earthing switches, circuit breakers, and H-GIS and GIS equipment, as well as low/medium voltage switchgears and other products. It also offers engineering services comprising operation and maintenance, construction, equipment supply, design, financial support, and consulting in the areas of transmission and distribution, and renewable energy. The company was formerly known as Hunan Changgao Highvoltage Switchgear Group Co., Ltd. and changed its name to Changgao Electric Group Co., Ltd. in December 2017. Changgao Electric Group Co., Ltd. is based in Changsha, the People's Republic of China.