Aerial photo taken on July 1, 2017 shows livestocks on the wetland of Hui River in Hulun Buir grassland, in north China's Inner Mongolia Autonomous Region. (Xinhua/Lian Zhen)
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Aerial photo taken on July 1, 2017 shows livestocks on the wetland of Hui River in Hulun Buir grassland, in north China's Inner Mongolia Autonomous Region. (Xinhua/Lian Zhen)
