People enjoy the scenery of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province, Dec. 24, 2020. (Xinhua/Hao Yuan)

People enjoy the scenery of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province, Dec. 24, 2020. (Xinhua/Hao Yuan)

Aerial photo taken on Dec. 24, 2020 shows people enjoying the scenery of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province. (Xinhua/Hao Yuan)

A man takes photos of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province, Dec. 24, 2020. (Xinhua/Hao Yuan)

People enjoy the scenery of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province, Dec. 24, 2020. (Xinhua/Hao Yuan)

A man takes photos of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province, Dec. 24, 2020. (Xinhua/Hao Yuan)

Photo taken on Dec. 24, 2020 shows the scenery of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province. (Xinhua/Xu Yanan)

A woman takes photos of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province, Dec. 24, 2020. (Xinhua/Hao Yuan)

Photo taken on Dec. 24, 2020 shows the scenery of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province. (Xinhua/Xu Yanan)

People enjoy the scenery of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province, Dec. 24, 2020. (Xinhua/Xu Yanan)

A man enjoys the scenery of frozen waterfalls at Yuntai Mountain scenic spot in Jiaozuo, central China's Henan Province, Dec. 24, 2020. (Xinhua/Xu Yanan)