Chongqing Caiyuanba Yangtze River Railway Tunnel Breaks
Through on Chongqing-Xiamen High-Speed Railway
With the completion of the final excavation work, the Chongqing Caiyuanba Yangtze River Railway Tunnel on the Chongqing-Xiamen High-Speed Railway broke through, laying a solid foundation for the opening of the entire Chongqing-Xiamen High-Speed Railway.
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