Authentic Wing Tsun Kung Fu: Demonstrated By Yip Man: A must-have Wing Tsun (Wing Chun) Video. This is the video you can see the AUTHENTIC WING TSUN KUNG FU demonstration of the Siu-Nim-Tau form and the most advanced 116 wooden dummy techniques by the late Great Grandmaster Yip Man. Grandmaster Leung Ting demonstrates the Chum-Kiu form, Biu-Tze form and the Six & A Half Point Long Pole techniques as well as the Double-Knives techniques. You can also see the demonstrations of "CHI-SAU" techniques, fighting, footwork, etc. both in normal and slow motion in this video.