Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
China Railway Taiyuan Group, officially abbreviated as CR Taiyuan or CR-Taiyuan, formerly, Taiyuan Railway Administration is a subsidiaries company under the jurisdiction of the China Railway (formerly the Ministry of Railway). The railway administration was reorganized as a limited liability company in November 2017.