A cargo train runs on the prairie in north of southwest China's Tibet Autonomous Region, June 10, 2019. (Xinhua/Chogo)
Qinghai-Tibet Railway: then and now
Source: Xinhua| 2019-06-15 08:02:30|Editor: ZX
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A cargo train runs on the prairie in north of southwest China's Tibet Autonomous Region, June 10, 2019. (Xinhua/Chogo)
