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Aerial photo taken on Oct. 29, 2018 shows a boat sailing in Xixi National Wetland Park in Hangzhou, east China's Zhejiang Province. (Xinhua/Weng Xinyang)
Aerial photo taken on Oct. 29, 2018 shows a boat sailing in Xixi National Wetland Park in Hangzhou, east China's Zhejiang Province. (Xinhua/Weng Xinyang)