A tourist takes photos of the floating clouds at Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province, Nov. 27, 2019. (Xinhua/Yang Zongyou)

Clouds float over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province, Nov. 27, 2019. (Xinhua/Yang Zongyou)

Clouds float over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province, Nov. 27, 2019. (Xinhua/Yang Zongyou)

Clouds float over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province, Nov. 27, 2019. (Xinhua/Yang Zongyou)

Clouds float over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province, Nov. 27, 2019. (Xinhua/Yang Zongyou)

Clouds float over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province, Nov. 27, 2019. (Xinhua/Yang Zongyou)

Aerial photo taken on Nov. 27, 2019 shows clouds floating over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province. (Xinhua/Yang Zongyou)

Aerial photo taken on Nov. 27, 2019 shows clouds floating over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province. (Xinhua/Yang Zongyou)

Aerial photo taken on Nov. 27, 2019 shows clouds floating over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province. (Xinhua/Yang Zongyou)

Aerial photo taken on Nov. 27, 2019 shows clouds floating over Yongqing Tea Garden in Pu'er City, southwest China's Yunnan Province. (Xinhua/Yang Zongyou)