Stay healthy. The woodcarving hand-carved with wordless gobbledygook is for people to play with. In the process of mutual friction between hands and hand pieces, it can relax muscles and tendons and play a role in health preservation. From the perspective of traditional Chinese medicine, the human body has many acupoints, and playing wood carving often can stimulate these acupoints on the hand, thus promoting the blood circulation of the human body. Wordless gobbledygook: in ancient times, various cheats were used to express wordless collection; It is a metaphor for obscure books or knowledge. Another title of the Book of Changes is the title after the study of the inscription "Shu Gua" in Shang and Zhou Dynasties.