At the centre of the axilla, on the medial side of the axillary artery
Pain in arm, paralysis of upper extremities, deficient lactation, pain in the cardiac region, disorder of shoulder joint and its surrounding soft tissue. Pain in the costal and cardiac regions, scrofula, cold pain of the elbow and arm, dryness of the throat.
Nourishes Heart yin, clears empty heat.
Perpendicularly 0.5-1.0 inch.