Bend your arm as shown in the drawing and place your finger in the crease in your arm. Straighten your arm and use the point.

Exactly opposite acupoint 2, two thumb-widths from the outside of the wrist, in a straight line with the middle finger.

Measure two thumb-widths from the largest crease on the inside of the wrist. The point is between the tendons in the centre of the wrist.