Changgao Electric Group Co., Ltd. engages in the research, development, manufacture, and sale of power transmission equipment in the People's Republic of China. The company offers gas insulated metal enclosed switchgear; outdoor pole type vacuum and outdoor high voltage AC circuit breaker; disconnectors; low/medium voltage switchgear, including series relay, cable type data collection unit, cable fault indicator, overhead type data collection unit, intelligent shield movable AC mental-enclosed switchgear, overhead type fault indicator, low voltage withdrawable switchgear, fully insulated and enclosed compact switchgear, and combined substation. It also provides engineering services comprising operation and maintenance, construction, design, financial support, and consulting services, as well as supplies equipment. The company was formerly known as Hunan Changgao Highvoltage Switchgear Group Co., Ltd. and changed its name to Changgao Electric Group Co., Ltd. Changgao Electric Group Co., Ltd. was founded in 1998 and is headquartered in Changsha, the People's Republic of China.