View of snow-covered Saihanba National Forest Park in Chengde, Hebei

Aerial photo taken on April 13, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 14, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 14, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 14, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 14, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 13, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 14, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 13, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 13, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)

Aerial photo taken on April 14, 2022 shows a view of the snow-covered Saihanba National Forest Park in Chengde City, north China's Hebei Province. (Xinhua/Yang Shiyao)