The second metacarpal acupoint group is distributed on the radial side of the second metacarpal bone on the back of the palm, starting from the depression behind the metacarpal head to the base of the metacarpal bone - gently push down along the root of the back of the index finger to Close to the wrist, you can clearly feel a hard bone, which is the second metacarpal bone. There are 12 acupuncture points in the head, neck, upper limbs, lungs and heart, liver, stomach, duodenum, kidney, waist, lower abdomen, legs and feet. The midpoint between the head point and the foot point is the spleen and stomach point; the midpoint between the head point and the stomach point is the heart and lung point; divide the head and lung heart into three equal parts, with the neck and upper limbs in between; the heart, lung and spleen and stomach points The midpoint is the liver and gallbladder points; divide the stomach and feet into six equal parts, among which are the duodenum, kidney, waist, lower abdomen and leg points. Between the heart and lung points and the head point is the shoulder and neck point, between the spleen, stomach and feet is the kidney point. One-half of the spleen, stomach and kidneys are divided into waist and abdomen points, and one-half of the kidney and foot points are divided into lower limb points.