It was mentioned in the live broadcast that the legend of Shenshu point was discovered by Hua Tuo, a famous doctor in Han Dynasty. According to relevant public information, Shenshu point is located near the spinous process of the second lumbar vertebra 1.5 inch. Meridian: bladder meridian of foot sun. After being hit, it will impact the kidney, damage the vitality, and it is easy to paraplegia. Massage Shenshu point can relieve back pain. The prone position is usually used when selecting points. Shenshu point is located at the waist of human body, below the spinous process of the second lumbar vertebra, and at the width of the left and right fingers.