Zhuzhou CSR Times Electric Company Limited is a a subsidiary of CSR Corporation Limited, which engages in research and development, design, manufacture and sales of mass transit electric drive converter and control systems in China. It is headquartered in Zhuzhou

Zhuzhou

Zhuzhou , formerly Jianning, is a city in Hunan Province, China, southeast of Changsha beside the Xiangjiang River. It is part of the "ChangZhuTan Golden Triangle"...

, Hunan

Hunan

' is a province of South-Central China, located to the south of the middle reaches of the Yangtze River and south of Lake Dongting...

.

It was listed on the Hong Kong Stock Exchange

Hong Kong Stock Exchange

The Hong Kong Stock Exchange is a stock exchange located in Hong Kong. It is Asia's third largest stock exchange in terms of market capitalization behind the Tokyo Stock Exchange and the Shanghai Stock Exchange and fifth largest in the world...

 in 2006.

Siemens joint venture

Siemens Traction Equipment Ltd. (STEZ), Zhuzhou

Zhuzhou

Zhuzhou , formerly Jianning, is a city in Hunan Province, China, southeast of Changsha beside the Xiangjiang River. It is part of the "ChangZhuTan Golden Triangle"...

 China, is a joint venture between Siemens

Siemens

Siemens may refer toSiemens, a German family name carried by generations of telecommunications industrialists, including:* Werner von Siemens , inventor, founder of Siemens AG...

, Zhuzhou CSR Times Electric and CSR Zhuzhou Electric Locomotive Co., Ltd. (ZELC). which produces AC drive electric locomotives and AC locomotive traction components.