The simple method of taking the point of the large intestine Yu generally can be taken to the highest point of the iliac crest of the line and the intersection of the spinal column that is the fourth lumbar vertebrae under the spinous process, which is next to the opening of the two transverse fingers (forefinger, middle finger) that is this point. The large intestine Yu belongs to the foot solar bladder meridian points, the point is located in the lumbar back, the fourth lumbar vertebrae spinal protuberance, 1.5 inches aside, with the treatment of abdominal distension, constipation, lumbago, diarrhea and other diseases. The point is located at the intersection of the highest point of the iliac crest and the spine, i.e. under the spinous process of the 4th lumbar vertebrae, and can be found by opening up two fingers in this area. When using the large intestine Yu for operation, it is recommended to go to a regular hospital, under the guidance of a professional physician to avoid improper operation and adverse consequences.