China Railway No.1 Engineering Group Co., Ltd. 1-Yanta North Road, Xi City1.
2. China Railway Second Engineering Group Co., Ltd.-Chengdu Majiayuan Road 10.
3. China Railway Third Engineering Group Co., Ltd.-No.269 Yingze Street, Taiyuan City.
4. China Railway Fourth Engineering Group Co., Ltd.-No.96 Wangjiang East Road, Hefei.
5. China Railway Fifth Engineering Group Co., Ltd.-No.23 Zaoshan Road, Guiyang City.
6. China Railway Sixth Bureau Group Co., Ltd.-No.2 Wanshou Road, Haidian District, Beijing.
7. China Railway Seventh Engineering Group Co., Ltd.-No.225, Hanghai East Road, Zhengzhou City.
8. China Railway Eighth Engineering Group Co., Ltd.-No.2 North Section of Chengdu First Ring Road 100.
9. China Railway Ninth Bureau Group Co., Ltd.-No.3-1Jingbin Street, Shenhe District, Shenyang City.
10, China Railway 10th Bureau Group Co., Ltd.-No.67, Station Street, Jinan City.
1 1. belongs to China railway construction: headquarters address: No.40 Fuxing Road, Beijing.
12, China Railway 11th Bureau Group Co., Ltd.-No.T-Bridge 103, Wuchang District, Wuhan.
13, China Railway 12th Bureau Group Co., Ltd.-Xikuang Street, Taiyuan 130.
14, China Railway 13th Bureau Group Co., Ltd.-No.2138, Lingdong Road, Erdao District, Changchun City.
15, China Railway 14th Bureau Group Co., Ltd.-Heping Road, Jinan City 1.
16, China Railway 15th Bureau Group Co., Ltd.-No.2 Sitong Road, Luoyang City.
17, China Railway 16th Bureau Group Co., Ltd.-No.2, North Lijia, Hongsongyuan, Chaoyang District, Beijing.
18, China Railway 17th Bureau Group Co., Ltd.-No.266 Pingyang Road, Taiyuan City.
19, China Railway 18th Bureau Group Co., Ltd.-Liulin, Hexi District, Tianjin.
20. China Railway 19th Bureau Group Co., Ltd.-Heping Road, Liaoyang City 17.
2 1, China Railway 20th Bureau Group Co., Ltd.-No.89 Taihua Road, Xi City
22. China Railway 21st Bureau Group Co., Ltd.-No.0/56, Hezheng Road, Lanzhou City.
23. China Railway 22nd Bureau Group Co., Ltd.-No.40 Fuxing Road, Beijing.
24. China Railway 23rd Bureau Group Co., Ltd.-No.84 Dongmen Street, Chengdu.
25. China Railway 24th Bureau Group Co., Ltd.-No.2 Huiwen Road, Shanghai.
26. China Railway 25th Bureau Group Co., Ltd.-No.55, Zhongshan 1st Road, Guangzhou.