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People walk at the Haidong wetland park in Dianchi Lake, the largest fresh water lake on the Yunnan-Guizhou Plateau, in Kunming, capital of southwest China's Yunnan Province, Feb. 2, 2019. (Xinhua/Qin Qing)
People walk at the Haidong wetland park in Dianchi Lake, the largest fresh water lake on the Yunnan-Guizhou Plateau, in Kunming, capital of southwest China's Yunnan Province, Feb. 2, 2019. (Xinhua/Qin Qing)