Location:
When the elbow is flexed 90°, the acupoint is located on the middle point on the line joining Chize (LU 5) and the external epicondyle of the humerus (see Fig. 22 and 23). When the elbow is flexed as close as possible, the end of the transverse crease of the elbow at the radial side is the location of the acupoint.
 
Indications:
Coronary Arteriosclerotic Cardiopathy, toothache, redness, swelling and pain of eyes, sore throat, abdominal pain, diarrhea, paralysis of the upper limbs, spasmodic pain of the elbow and arm, febrile disease, hypertension and urticaria.