Part 1: Combat Principles and Attacking Combinations WCW11-D By Randy Williams. Randy Williams is one of the premier Wing Chun instructors in the world. Already a proven star for Unique Publications Video, he's back with more. Close-Range Combat Techniques is a three-part series. Part One provides an explanation of important Wing Chun fighting principles such as the open/closed relationship, plant/trap/hit, the yin cutting angle, combat attitude, body unity and more! Also included are a number of fighting techniques, demonstrated both at speed and in detailed slow-motion. Approximately 47 minutes. When Steven Seagal, Phil Collins or Eric Clapton needed bodyguard protection, they called Wing Chnu master Randy Williams, one of the world's foremost experts on self-defense. Williams, who operates schools in various parts of the world, began training at the age of 13 under George Yau and completed his instruction in the system under world renown master Augustine Fong.