Construction of Datong-Zhangjiakou railway in full swing
( chinadaily.com.cn )
Updated: 2017-11-22
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Construction workers from China Railway 17 Bureau Group, a railway construction company based in Shanxi province, work in Daliang Mountain Tunnel, one of the more complex parts of the Datong-Zhangjiakou High-Speed Railway line. [Photo/Shanxi Daily]
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