The Liquid Gate point is located on the back of the human hand, between the 4th and 5th fingers, behind the web edge of the fingers at the red and white meatus (the junction of the heart of the hand and the back of the hand, and the heart of the foot and the back of the foot). Zhongzhu point is on the back of the hand, behind the 4th metacarpophalangeal joint, in the depression between the 4th and 5th metacarpal bones. The Liquid Gate point belongs to the Hand Shaoyang Sanjiao Meridian points, which mainly treats headache, redness of the eyes, earache, tinnitus, deafness, laryngeal paralysis, malaria, arm pain and other diseases. Zhongzhu acupoint is an acupoint of the Hand Shaoyang Sanjiao meridian, which can treat headache, redness of the eyes, deafness, tinnitus, paralysis of the throat (redness, swelling and pain in the pharynx, or dryness, feeling of a foreign body, or itchy discomfort in the throat and difficulty in swallowing) and other diseases of the five senses, and it can also reduce fever, and treat the shoulders and back as well as the soreness and discomfort of the upper arms. If there is a need for treatment, it is recommended that acupuncture be done under the guidance of a professional practitioner who can recognize the evidence and not blindly operate on its own.