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Aerial photo taken on May 24, 2018 shows the view of Qingyan ancient town in Guiyang, capital city of southwest China's Guizhou Province. (Xinhua/Cai Yang)
Aerial photo taken on May 24, 2018 shows the view of Qingyan ancient town in Guiyang, capital city of southwest China's Guizhou Province. (Xinhua/Cai Yang)