Guizhou Taiyong-Changzheng Technology Co., Ltd. manufactures and sells low-voltage circuit breakers in China. The company offers universal, plastic case, molded case leakage protection, and miniature circuit breakers; and medium and low voltage dual power conversion switch electrical appliances, industrial and fire pump controllers, electrical fire monitoring products, etc. It offers its products in railway, airport, hospital, highway, finance, petrochemical, power grid, telecommunication, energy, real estate construction, and other fields. The company was formerly known as Guizhou Changzheng Switch Manufacturing Co., Ltd. and changed its name to Guizhou Taiyong-Changzheng Technology Co., Ltd. in October 2015. Guizhou Taiyong-Changzheng Technology Co., Ltd. was founded in 2008 and is based in Zunyi, China. The company is a subsidiary of Shenzhen Yongtai Technology Co., Ltd.