The Ying Xiang point, a relatively common clinical point, belongs to the Hand Yang Ming Large Intestine meridian. It is located on the face, next to the nose, at the midpoint of the nasolabial groove. It mainly has the function of draining wind and clearing heat and clearing the nasal orifices. First of all, the acupuncture point has a therapeutic effect on the nasal orifices and can treat diseases around the nose. For example, nasal congestion, runny nose, nasal blockage or olfactory incompetence, mainly for the treatment of these diseases. It is mainly used clinically for the treatment of cold and nasal congestion, chronic rhinitis, and allergic rhinitis. The Yingxiang point has a special therapeutic role in the treatment of biliary roundworms. Although it is not often seen clinically nowadays, it is more distinctive within the academic community as a special therapeutic role.