The width of two thumbs (Cun) above the most prominent crease on the inner wrist, in line with the middle finger.
The width of one hand (3 Cun) below the bottom of the kneecap and width of one thumb (1 Cun) toward the outside of the leg (direction of the small toe.) In the trough or valley between the most prominent bones of the calf where they come together.
This point located centre of your breastbone
LI 4 point is located at the highest point of the muscle when thumb and index fingers are held together.