Photo taken on Dec. 26, 2016 shows a view of the Zhangye National Wetland Park in Zhangye, northwest China's Gansu Province. (Xinhua/Xin Yuewei)
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Photo taken on Dec. 26, 2016 shows a view of the Zhangye National Wetland Park in Zhangye, northwest China's Gansu Province. (Xinhua/Xin Yuewei)