Aerial photo taken on June 27, 2021 shows the scenery in Saihanba National Forest Park in Chengde, North China's Hebei province. [Photo/Xinhua]
Aerial photo taken on June 27, 2021 shows the scenery in Saihanba National Forest Park in Chengde, North China's Hebei province. [Photo/Xinhua]
Aerial photo taken on June 27, 2021 shows the scenery in Saihanba National Forest Park in Chengde, North China's Hebei province. [Photo/Xinhua]
Aerial photo taken on June 27, 2021 shows the scenery in Saihanba National Forest Park in Chengde, North China's Hebei province. [Photo/Xinhua]
Aerial photo taken on June 27, 2021 shows the scenery in Saihanba National Forest Park in Chengde, North China's Hebei province. [Photo/Xinhua]
Aerial photo taken on June 27, 2021 shows the scenery in Saihanba National Forest Park in Chengde, North China's Hebei province. [Photo/Xinhua]