In the mid-back region, on the posterior midline, in the depression below the spinous process of the eleventh thoracic vertebra (T11). At the same level as BL-20 (Spleen Shu).
🧭 How to find it (practical)
In prone decubitus or seated upright, locate the point in the depression between the spinous processes of the eleventh and twelfth thoracic vertebrae.