Find the original tropical rainforest style of three valleys, like a paradise, the whole valley is formed by waterfalls, strange stones, giant trees, dragon pool, lagoon and other landscapes, they have their own characteristics, relatively independent, one with each other, layered canyon landscape. There are strange geological structures and rich medicinal resources. The stones inside are as fantastic as the lunar surface, some are as flat as artificial cuts, and some are as colorful as a drawing board. The river is crystal clear, the green is blue, and all kinds of strange flowers are competing to open. Tip: Sandao Valley is generally not open to the public, if you want to enter, you need to make an appointment in advance.