Aerial photo taken on July 16, 2018 shows the Wanfenghu scenic spot in Xingyi, southwest China's Guizhou Province. (Xinhua/Ou Dongqu)

Photo taken on July 16, 2018 shows a tourist yacht sailing in the Wanfenghu scenic spot in Xingyi, southwest China's Guizhou Province. (Xinhua/Ou Dongqu)

Aerial photo taken on July 16, 2018 shows the Wanfenglin scenic spot in Xingyi, southwest China's Guizhou Province. (Xinhua/Ou Dongqu)

Aerial photo taken on July 16, 2018 shows the Wanfenglin scenic spot in Xingyi, southwest China's Guizhou Province. (Xinhua/Ou Dongqu)

Aerial photo taken on July 16, 2018 shows the Wanfenglin scenic spot in Xingyi, southwest China's Guizhou Province. (Xinhua/Ou Dongqu)

Aerial photo taken on July 16, 2018 shows the Wanfenglin scenic spot in Xingyi, southwest China's Guizhou Province. (Xinhua/Ou Dongqu)

Aerial photo taken on July 16, 2018 shows a tourist bus running in Wanfenglin scenic spot in Xingyi, southwest China's Guizhou Province. (Xinhua/Ou Dongqu)

Aerial photo taken on July 16, 2018 shows the Wanfenglin scenic spot in Xingyi, southwest China's Guizhou Province. (Xinhua/Ou Dongqu)