The Erma point is in the depression between the 4th and 5th metacarpophalangeal joints. The location of the Litui point is 0.1 inch behind the lateral side of the corner of the root of the lateral toenail of the 2nd toe. Erma point is a commonly used point in pediatric massage, located on the back of the hand, in the depression behind the 4th and 5th finger joints, and has the effect of nourishing Yin and clearing deficiency heat. Li Tui point is the well point of the foot Yangming stomach meridian. It is on the toes of the foot, lateral to the end of the 2nd toe, 0.1 inch posterior to the side of the root angle of the toenail. It has the effect of awakening the brain and opening the mind (restoring the state of mental freshness), clearing the stomach and resolving phlegm. It can be used to treat toothache, sore throat and other solid-heat disorders of the five senses. It can also be used to treat fever, excessive dreams, epilepsy and other psychosomatic disorders. It can also treat foot and back pain. Acupuncture should be performed by a medical professional. If there is any discomfort, please seek medical advice.