Root carving is based on the spontaneous and distorted forms of tree roots, or tree bodies, tree tumors, bamboo roots, etc., and creates characters, animals, and utensils through conception, artistic processing, and technological processing. and other artistic image works. In the creation of root carvings, most of them use the natural form of the roots to express artistic images, and a small number of them are artificially processed. Therefore, it is also called "the art of roots."