How many bureaus does China Railway Group have? Which games are worse? Is it better?

China Railway Engineering Corporation is affiliated to China Railway No.1 Engineering Group Co., Ltd.-——Xi Anyanta North Road 1 0-No.Chengdu Majiahuayuan Road 10-No.269 Yingze Street in Taiyuan-No.96 Wangjiang East Road in Hefei-No.23 Zaoshan Road in Guiyang. —— No.2 Wanshou Road, Haidian District, Beijing China Railway Seventh Bureau Group Co., Ltd. —— No.0/225 Hanghai East Road, Zhengzhou City —— No.2 North Section of Chengdu First Ring Road/No.0/00 —— No.3 Jingbin Street, Shenhe District, Shenyang City —— No.67 China Railway Building. : China Railway No.11 Bureau Group Co., Ltd.-No.3 Dingziqiao 103, Wuchang District, Wuhan City-No.30 Xikuang Street, Taiyuan City-No.2 Lingdong Road, Erdao District, Changchun City1 No.38-15th Bureau Group Co., Ltd.-No.2 Sitong Road, Luoyang City, China Railway 16th Bureau Group Co., Ltd.-No.56 North Lijia, Hongsongyuan, Chaoyang District, Beijing China Railway 22nd Bureau Group Co., Ltd.-No.40 Fuxing Road, Beijing China Railway 23rd Bureau Group Co., Ltd.-No.84 Dongmen Street, Chengdu China Railway 24th Bureau Group Co., Ltd.-No.2 Huiwen Road, Shanghai China Railway 25th Bureau Group Co., Ltd.-China Railway Engineering Corporation, Guangzhou Zhongshan No.1. No.55 Road: China Railway First Bureau Shaanxi xi An China Railway Second Bureau Sichuan Chengdu China Railway Third Bureau Shanxi Taiyuan China Railway Fourth Bureau Anhui Hefei China Railway Fifth Bureau Guizhou Guiyang China Railway Sixth Bureau Beijing Haidian China Railway Seventh Bureau Henan Zhengzhou China Railway Eighth Bureau Sichuan Chengdu China Railway Ninth Bureau Liaoning Shenyang China Railway Tenth Bureau Shandong Jinan China Railway Bridge Bureau Hubei Wuhan China Railway Electrification Bureau Beijing Wanshou Road China Railway Tunnel Bureau Henan Luoyang China Railway Construction Group Co., Ltd. Co., Ltd. Beijing Fangshan District Railway Second Survey and Design Institute Sichuan Chengdu Railway Third Survey and Design Institute Tian China Railway Northwest Research Institute Hebei Gansu Lanzhou China Railway Southwest Research Institute Sichuan Chengdu China Railway Engineering Machinery Research Institute Hubei Wuhan China Railway Engineering Design Consulting Group Co., Ltd. Ltd. Beijing China Railway Bridge Survey and Design Institute Hubei Wuhan China Railway Electrification Survey and Design Institute Tianjin Beijing Electrified Railway Communication Signal Survey and Design Institute Beijing Zhongtieshan Bridge Group Co., Ltd. Hebei Qinhuangdao China Railway Baoqiao Co., Ltd. Shaanxi Baoji China Railway Wuhan Construction Machinery Factory Hubei Wuhan China Railway Baogong Co., Ltd. Shaanxi Baoji China Railway Construction (CRCC) Corporation Headquarters Address: No.40 Fuxing Road, Beijing Website Address: China Railway 11th Bureau Hubei Wuhan China Railway 12th Bureau Shanxi Taiyuan China Railway 13th Bureau Jilin Changchun China Railway 14th Bureau Shandong Jinan China Railway 15th Bureau Henan Luoyang China Railway 16th Bureau Beijing Chaoyang District China Railway 10th Bureau. Seventh Bureau Shanxi Taiyuan China Railway 18th Bureau Tianjin Hexi District China Railway 19th Bureau Liaoning Liaoyang China Railway 20th Bureau Shaanxi xi 'an China Railway 21st Bureau Gansu Lanzhou China Railway 22nd Bureau Beijing Shijingshan China Railway 23rd Bureau Sichuan Chengdu China Railway 24th Bureau Shanghai China Railway 25th Bureau Guangdong Guangzhou China Civil Engineering Group Beijing Haidian Railway First Survey and Design Institute Gansu Lanzhou Railway Fourth Survey and Design Institute Hubei Wuhan Railway Fifth Survey and Design Institute Beijing Daxing China Railway Construction Corporation Beijing Fengtai China Railway Beijing beijing China Railway Construction Industry and Trade Group China Railway Construction Electrification Bureau Beijing Shijingshan Shanghai Railway Urban Rail Transit Design and Research Institute Kunming China Railway Large-scale Road Maintenance Machinery Group Corporation China Railway Li 12th Bureau and 19th Bureau are better.