The Eighteen Hand Movements of the Enlightenend One

The style that the Boddhidharma passed on to the Shaolin monks.

aka 18 Hand of Lo-han, Eighteen Monk Boxing

i think that: lohan = arhat = buddha = elightened one.

this system was later expanded by Kwok Yuen (1)(4)

The Eighteen Monk Boxing System, illustrates / uses the Gate system for technically understanding the positions taken with reference to an opponent.

The image***, illustrates nine key positions based on three gates, outside left shoulder, in the middle, outside the right shoulder. etc...