Introduction to the Dyeing of the Forests: In the broad-leaved forests that make up the Gypsum Mountain Forest Sea, about 80% of maple, maple, and oak tree species. The leaves of these trees will be dyed every time when the frost is thick in late autumn. From yellow to red, and through frost, from a distance, you can see the real forest dyeing and the mountains full of red. Compared with the scenery in spring and summer, it is very interesting.