Location
( GV-12 Body Pillar SHENZHU - Acupuncture Points ) On the midline, below the spinous process of the 3rd thoracic vertebra (T3).

How to find
Locate T7. From there, count up 4 spinous processes and locate GV-12 on the midline, below the spinous process of T3. Or: Locate C7. Du-12 can then be located by counting down 3 spinous processes (T1–T3).
Located on the same level are a point of -- Ex-B-2/BL-13/BL-42 (0.5/1.5/3 cun lateral to the midline).

Needling
0.3–1 cun strictly vertically to the skin or obliquely in an inferior direction, with the patient’s back straight or flexed in order to avoid puncturing the spinal canal. Oblique insertions should only be carried out by experienced practitioners, as in small persons (irrespective of their body weight), the spinal canal may be reached after only 1.25 cun.

Actions/Indications
Dispels internal and external Wind
Calms the shen
Tonifies the Lungs

Special features
Meeting point with the BL channel