“Zizi”, also known as “sipping Zi” and “zhongzi”, belongs to dresser. Relevant studies are relatively mature. For example, Jia Shuai’s “study on the function of bone brush in literature and murals” has a detailed discussion. In order to explain the use of the head cylinder, a brief introduction is made to the head cylinder. It is generally used as a long handle board brush with slightly short hair teeth. It is an appliance for combing and wiping hair with hair oil, shaving water and so on. It...