Headaches, tinnitus, ear pain, convulsions in children, vomiting of saliva.

In the head, located between Angle Vertex (TE-20) and Wind Screen (TE-17), at the intersection of the upper and middle one-third along the line connecting the helix of the ear. (This acupoint is bilateral, one on each side.)

Sit upright or lie on your side. You can see a protruding bone behind the ear, which is the mastoid process. On its anterior upper edge, the spot that feels sore when pressed is the location of this acupoint.