The Mangu point is located at the midpoint of the line connecting the Sanma point and the Hegu point, and is so named because it is located between the Sanma point and the Hegu point. When taking the point, first find the Sanma point and Hegu point, and take the midpoint of the two points. Sanma point is located on the radial side of the second metacarpal bone on the back of the hand, in the depression behind the small head of the metacarpal bone, and is taken with a clenched fist at the back edge of the second metacarpophalangeal joint, which is concave to the touch and painful to the touch. Hegu point is at the midpoint of the radial side of the second metacarpal bone on the back of the hand, with the thumb phalangeal joint of one hand, placed on the edge of the web of the thumb between the thumb and forefinger of the other hand, and under the thumb tip of the finger is this point. The midpoint of the line connecting the Sanmai point and the Hegu point is the Mangu point. The Mangu point is effective in treating lung diseases such as pharyngitis and coughing. If you need treatment, it is recommended that you operate under the guidance of a medical professional.