A train is on trial run on Vietnam's first urban railway, the Cat Linh-Ha Dong elevated rail line, in Hanoi, Vietnam, Dec. 30, 2018. The rail line was constructed by China Railway Sixth Group Co. Ltd. (Xinhua/Yang Kunpeng)
Xinhua photos of the day
Source: Xinhua| 2018-12-31 11:07:36|Editor: mmm
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