Amnesia, palpitations, cough, malaria, rigidity and pain in the spine and back, epilepsy, neurasthenia, intercostal neuralgia, dizziness, emotional unrest, red face syndrome, etc.

In the back area, on the posterior midline, in the depression below the spinous process of the 5th thoracic vertebra.

Starting from the 7th thoracic vertebra, move vertically upward for two vertebrae (i.e., the 5th thoracic vertebra), and the depression at the lower edge of its spinous process is the location of this acupoint.