There is no such thing as what disease is best treated by Lianquan acupoint. Lianquan acupoint has the effects of clearing the voice and facilitating the larynx, and it can be used to treat diseases such as strong tongue and ulcers on the surface of the tongue. Clinically there is no clear information on what diseases Lianquan acupoints are best for treating. Lianquan is the name of a meridian point, belonging to the Ren vein, located in the anterior region of the neck, above the laryngeal node, in the depression of the upper edge of the hyoid bone, on the anterior median line, above the hyoid bone, between the left and right chin (chin) hyoid muscles. Lianquan acupoint has a variety of effects, including clearing the pharynx, inducing laryngeal relaxation, dispersing wind and draining heat, as well as clearing the pharynx and inducing sound. Lianquan acupoint is mainly used clinically for diseases such as strong tongue, tongue ulcers, shrinkage of the tongue, aphasia in stroke, etc. It can also be used for dry tongue and mouth, laryngeal paralysis (redness, swelling and pain in the pharynx, or dryness, foreign body sensation, or itchy discomfort in the pharynx and difficulty in swallowing), cough and other diseases. In addition, Lianquan acupoint can also be used for other diseases such as asthma, thirst, inability to eat, and violent mute (sudden loss of voice). Patients are advised to go to the hospital in time and follow the doctor’s instructions for treatment when they experience uncomfortable symptoms.