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
Aerial photo taken on May 1, 2019 shows Guanshanhu district shrouded in fog in Guiyang, southwest China's Guizhou Province. (Xinhua/Liu Xu)
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Aerial photo taken on May 1, 2019 shows Guanshanhu district shrouded in fog in Guiyang, southwest China's Guizhou Province. (Xinhua/Liu Xu)
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