Course
    This channel originates in the uterus, and makes its downward way through the perineum, across the pubisure part, along the midline of the abdomen and the chest, through the throat to the mandible where it turns round the lips and up to Yinjiao(DU28). Via the face, two branches of the channel ascend to the regions below the orbits of the eyes.

                                                                  Huiyin(CV1)
    Location: On the perineum, at the midpoint between the posterior border of the scrotum and anus in male, and between the posterior commissure of the large labia and anus in female.
    Indications: Pruritus vulvae, dysuria, hemorrhoid, emission, enuresis, irregular menstruation, manic-depressive psychosis.