Announcement of Winning the Bid for 31 Billion Construction General Contracting of Chang-Gan high-speed rail, China Railway, China Railway Construction and China Communications 9 Engineering Bureaus o

: The newly-built Changsha-Ganzhou High-speed Railway starts from Changde to Changsha via Yiyang high-speed rail Changsha The West Railway Station passes through Changsha City, Hunan Province, Pingxiang City, Ji'an City and Ganzhou City, Jiangxi Province, and ends at Ganxian Station, Ganzhou Hub. The length of the main line of the new Jiangxi section is 297.573 km, of which the length of the main line bridge is 110.979 km, the length of the tunnel is 157.986 km, and the ratio of the bridge to the tunnel is 88. There are 9 stations along the whole line, namely, Shangli, Pingxiang North, Luxi South, Lianhua East, Yongxin South, Jinggang Shandong, Suichuan, Ganzhou North and Ganzhou West Station. Among them, Pingxiang North Station and Ganzhou West Station are existing stations, and the rest are new stations. The Chongqing-Changzhou-Shanghai Liaison Line, Ganzhou West Liaison Line, Ganzhou-Xiamen Liaison Line and Ganxian Liaison Line will be constructed simultaneously, and Ganzhou West EMU Station will be expanded. The length of the main line of the agent construction Hunan section is 4.956 km, of which the length of the main line bridge is 0.653 km and the length of the tunnel is 4.

Main technical standards: railway grade: high-speed railway. Design speed: 350 km/H. Number of main lines: double lines. Main line spacing: 5. Minimum curve radius: 7000m in general sections and 5500m in difficult sections. The standard suitable for the driving speed shall be adopted in the section where the hub is introduced. Maximum gradient: 20 ‰ in general sections and 30 ‰ in difficult sections. Effective length of receiving-departure track: 650m. Train operation control mode: CTCS-3 train control system. Dispatching command mode: centralized traffic control.

Bidding scope: New Changsha-Ganzhou High-speed Railway Jiangxi Section DK127 + 980 ~ DK140 + 772, DK145 + 728 ~ DK437 + 850, the main line is 297.573 km long (the right line bypass section is 2.300 km long); Construct DK140 + 772-DK145 + 728 of Hunan section on behalf of others, and pre-station works and pre-station and post-station interface works of sections above 4 of the main line. Supporting projects

in Pingxiang area. (1) The total length of the new Chongqing-Changsha-Shanghai connecting line is 6.

Supporting projects in Ganzhou area. (1) The new Ganzhou West Interconnecting Line is 11.57 km long, and the single line of the upstream line is 5.49 km long, including the works in front of the station and the interface works in front of and behind the station; the station reconstruction works of Ganzhou West Station (including the related works related to the station reconstruction of the existing line); (2) The new Ganzhou-Xiamen Interconnecting Line, with the total length of the upstream and downstream lines of 3.50 km, including the works in front of the station and the interface works in front of and behind the station; (3) The total length of the contact line for the reconstruction of Ganxian County 1.

The cost of land acquisition and demolition is included in the relevant projects of the tender. Division of

bid sections: This construction bidding is divided into 10 bid sections. CGJXZQ-1, CGJXZQ-2, CGJXZQ-3, CGJXZQ-4, CGJXZQ-5, CGJXZQ-6, CGJXZQ-7, CGJXZQ-8, CGJXZQ-9, CGJXZQ-10.

Planned construction period: 1,826 calendar days; planned commencement date: August 15, 2025; planned completion date: August 15, 2030.