The Xi'an-Tianshui high-speed railway in Shaanxi province has completed the tunneling of all sections.

On July 26th, the Tianzhu Mountain Tunnel, constructed by the Xi'an-Chengdu High-speed Railway Shaanxi Company and built by the China Railway 11th Bureau, was successfully penetrated. This is the last tunnel to be completed on the Shaanxi section of the Xi'an-Chengdu High-speed Railway. The completion of this tunnel marks the completion of all tunnels on the Shaanxi section of the Xi'an-Chengdu High-speed Railway, making a breakthrough progress in the construction of the railway.