Northeast China: Harbin Railway Bureau; Shenyang Railway Bureau;
North China: Beijing Railway Bureau; Taiyuan railway administration; Hohhot Railway Bureau;
Central China: Zhengzhou Railway Bureau; Wuhan Railway Bureau; Xi railway sub-bureau;
East China: Jinan Railway Bureau; Shanghai Railway Bureau; Nanchang Railway Bureau;
South China: Guangzhou Railway (Group) Company; Nanning Railway Bureau;
Southwest: Chengdu Railway Bureau; Kunming railway administration;
Northwest: lanzhou railway administration; Urumqi Railway Bureau; Qinghai-Tibet Railway Company
1. China Railway Construction Co., Ltd. is the abbreviation of China Railway Construction Co., Ltd., its parent company is China Railway Construction Co., Ltd., and its superior competent department is SASAC；;
2. The superior of the Railway Bureau is the Ministry of Railways;
China Railway Construction was originally a large enterprise under the Ministry of Railways. 200 1 was kicked out of the Ministry of Railways together with China Railway Engineering (the parent company of China Railway) and changed to SASAC management.