Abdominal pain, diarrhea, constipation, dysentery, indigestion, etc.
Located on the abdomen, 3 cun above the navel. 4 cun lateral to the anterior midline. (This acupoint is bilateral, one on each side.)
Lie supine. Measure upwards along the vertical line from Great Horizontal (SP-15) (refer to "Great Horizontal") by four horizontal fingers, and this location is the acupoint.