Aerial photo taken on Dec. 21, 2020 shows the National Ski Jumping Center in Chongli District of Zhangjiakou City, north China's Hebei Province. (Xinhua/Yang Shiyao)
In pics: National Ski Jumping Center in Zhangjiakou, Hebei
Source: Xinhua| 2020-12-22 07:29:53|Editor: huaxia
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