Photo taken on Aug. 30,kalyan milan open 2024 shows the autumn colors of the Chengde Mountain Resort grew richer in north China’s Hebei Province, creating picturesque scenery. (Sun Zhanjun/Guangming Picture)

Photo taken on Aug. 30, 2024 shows the autumn colors of the Chengde Mountain Resort grew richer in north China’s Hebei Province, creating picturesque scenery. (Sun Zhanjun/Guangming Picture)