循行：（1)起于小腹内，下出于会阴部，（2)向上行于阴毛部，（3)沿着腹内，向上经过关元等穴，（4)达到咽喉部，（5)再上行环绕口唇，（6)经过面部，（7)进入目眶下（承泣穴属足阳明胃经)。

The Course of the Vessel: It starts from the inside of the lower abdomen and comes out from the perineum. It goes anteriorly to the pubic region and ascends along the interior side of the abdomen, passes through Guanyuan(CV4) and reaches the throat. Ascending further, it curves around the lips, passes through the cheek and enters the infraorbital region Chengqi(ST1).