Зона 33 — Предплечья. На схеме показана группа точек зоны.
Is a three-point set on the LI channel. The first point is 0.8 cun distal to Quchi (LI 11) , which is on the lateral end of the transverse cubital crease. The other two points are 0.8 cun medial and 0.8 cun lateral to the first point.