Bian Shi is a healing stone, which can also be understood as a "healing stone". The medical skill of using bian stone to treat diseases is called bian stone technique, which originated in the stone age and is one of the six major medical skills of traditional Chinese medicine, namely bian stone, acupuncture, drug therapy, shiatsu and guidance. Among bian stone, Sibin bian stone has the best curative effect, which is determined by its physical characteristics.