1, CRRC, known as Tian Xin by Zhuzhou people. People are more accustomed to calling it "Tian Chang". The 82-year history has changed not only the expansion and renewal of the factory, but also the alternation of blood and the inheritance of dreams from generation to generation. Young people who have struggled here in the past dynasties have integrated their youth into rail transit and pursued their dreams in the name of youth.

2. Zhuzhou Tianxin Machinery Factory. CRRC Zhuji is located in Tian Xin, Zhuzhou City, Hunan Province, and is known as the cradle of electric locomotives. All the original Shaoshan series locomotives were developed and produced here, and the real high-speed bullet trains in China were also developed and produced here, namely "China Star" and "Central Plains Star". It has a long history.