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Aerial photo taken on Sept. 19, 2019 shows an island in the Puma Yumco Lake in Shannan City, southwest China's Tibet Autonomous Region. (Xinhua/Jigme Dorje)
Aerial photo taken on Sept. 19, 2019 shows an island in the Puma Yumco Lake in Shannan City, southwest China's Tibet Autonomous Region. (Xinhua/Jigme Dorje)