China Railway 12th Bureau Group always adheres to the concept of \"Building a boutique project, tree corporate image \", and renewing the number of boutique projects in the past 30 years and created excellent performance. He has participated in the depth, Jingjiu, Qin Shen, Ningxi, Xinhuai, Jiaxin, Huang, Qing Tibet, Zhejiang, Lanwu 2nd, Zhongnan Railway Channel, Zhang Tang, La Japan and other more than 2,200 kilometers The construction and electrification of the railway dry branch line, speeding up the renovation construction, participated in Wuhan-Guangzhou, Zhengxi, Shitai, He Wei, Wenfu, Jiaji, Yongtaiwen, Guangzhou Hong Kong, Beijing, Beijing, Shanghai, Hangzhou, Daxin Second, Shanghai-Kun, Cheng Sheng, Xi Cheng, Zheng Xu, Bailan, etc., a total of 1618 kilometers of high-speed railway or passenger line construction. In addition, the company also built a large-scale modern transportation hub and other large-scale modern transportation hubs such as Suzhou Station, Xi'an North Railway Station, and Yan'an Station, Quanzhou Station, etc., participated in the Guangzhou EMU maintenance base, Harbin high-power locomotive maintenance base