How many circuit breaker manufacturers are there in China?

I don't know whether to ask low-voltage circuit breaker or medium-voltage circuit breaker, or even ultra-high voltage circuit breaker.

1. Low voltage circuit breaker

Foreign capital: Schneider, ABB, Siemens, GE, LS, Eaton (Moeller has been acquired by it), Hagrid, Mitsubishi, etc.

Native: Changshu (Sun and Moon), Shanghainese (Volume I), Shanghai Jingyi (Black Cat), Tianjin Baili, Tianshui 2 13, Zunyi Long March, Shanghai Huatong, Shanghai Liangxin, Daquan Fan Kai, Zheng Tai, Delixi, Suzhou Bandung, Shanghai DianCoboll, People's Electric Appliance Group, Tianzheng, Changzhou Khyron, Beijingers, Beijing.

2. Medium voltage circuit breaker

Foreign capital: ABB, Schneider, Siemens, GE, Toshiba, Eaton (Changzhou Senyuan has been acquired by it), Schneider Baoguang, Cooper Nike, LS, etc.

Native: Beijing Huadong Senyuan, Beihai Yinhe, Jilin Yongda, Tianshui Great Wall, etc.

3. EHV circuit breaker

Foreign capital: ABB, Siemens, etc.

Native: Xidian, Gao Ping, Xuji, Zheng Tai, New Northeast Electric, Kincaid Group, Hubei Switch, etc.