"Lixiang Railway" Wenbishan No. 2 Tunnel(A National Grade I High Risk Tunnel) Cut Through
发布时间:2019-10-25
On October 24th, the Yunnan Lijiang-Shangri-La Railway Wenbishan No. 2 Tunnel, which was built by the China Railway 21st Bureau Group, was successfully connected. This is the first national Grade I high-risk tunnel connected by the Lixiang Railway.
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