Xing (brook) point of the Pericardium
Location of Laogong
Close the hand: where the tip of the middle finger (the Pericardium finger) lands, lies Laogong.
Between the 2nd and 3rd metacarpals, go as far as possible until you cannot go any further.

Therapeutic functions of Laogong
- Laogong is used for excess disorders of the Heart;
- It has the same indications as Shaofu. It purges Heart Fire: palpitations, insomnia, dementia, madness, dermatosis (skin disorder) and some cases of cystitis.