Aerial photo taken on July 17, 2021 shows a view of the grassland in Saibei management district of Zhangjiakou, north China's Hebei Province. (Photo by Wu Diansen/Xinhua)
Scenery of grassland in Saibei management district of Zhangjiakou, Hebei
Source: Xinhua| 2021-07-19 07:23:29|Editor: huaxia
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