The exact location of the Dicang acupoint is on the face, 0.4 inches lateral to the corner of the mouth, directly above the pupil. Dicang acupoint belongs to one of the acupoints of the Foot Yangming Stomach Meridian, which is the intersection of the Hand and Foot Yangming Meridians and the Yang Stilt Vein. It is located on the face of the human body, with the mouth naturally closed, the outer corner of the mouth opening 0.4 finger inches, and the eyes looking straight ahead at the pupil directly underneath the pupil. Dicang acupoint is used for treating aphthous staring, salivation (drooling), and involuntary fluttering of the eyelids. Acupuncture is usually performed mainly by transverse stabbing, with the tip of the needle 1.0 to 1.5 inches toward the cheek car, or moxibustion can also be performed. And when treating related diseases, it is necessary to cooperate with other acupuncture points in order to achieve good therapeutic effects. When you need to acupuncture Di Cang acupoint, it is recommended to be operated by professional Chinese medicine practitioner, not by yourself to prevent damage to muscles or nerves. If there is any discomfort, please consult a doctor promptly.