Chest and rib fullness, cough, asthma, breast pain, intercostal neuralgia, vomiting, loss of appetite, etc.

In the chest area, at the 4th intercostal space, 2 cun lateral to the anterior midline. (This acupoint is a pair, one on each side)

Supine position. In the intercostal space level with the nipple (which is the 4th intercostal space), measure 2 transverse fingers (thumb) laterally from the anterior midline, and the spot where there is a sour and swollen sensation upon pressure is the acupoint.