Luo point of the Spleen.
Crossing/opening point of the Chongmai meridian.
Location of Gongsun
Gongsun is located behind Taibai, in front of and below the base of the 1st metatarsal (M1).

Therapeutic functions and clinical indications
- It regulates the Middle Burner, harmonizes the Stomach and tonifies the Spleen:
digestive system, assimilation and the ascending/descending mechanism; - Opening point of the Chongmai: it regulates the sea of Blood, for gynecological disorders = disturbances of the Chongmai.