Introduction to "A Single Tree Forms a Forest": Only the banyan tree in nature can "make a single tree form a forest". The ringed banyan tree is 30 meters high and can extend infinitely in all directions. Its pillar roots and branches are intertwined, and the pillar roots are connected and the pillars and branches support each other. , the branches and leaves are expanded, lush and green, like a dense jungle, forming a spectacle of blocking out the sky and the sun, and forming a forest of single trees.