Edited sentence: And more.And since Cheung was soon after promoted to assistant instructor by Yip, William Cheung became Lee's primary training partner and instructor.As boys in Hong Kong, William Cheung and Bruce Lee were inseparable.Between 1957 and 1958 Cheung won the Kung Fu elimination contests in Hong Kong, defeating opponents with many more years' experience.EARLY YEARS:.He helped Lee survive the vicious gang wars in the streets of Hong Kong.He is better known as Bruce Lee.He later founded his own rebellious fighting art, and was ultimately known by millions as the greatest martial artist who ever lived.His name was Cheung Cheuk Hing, better known as William Cheung.His name was Lee Jun Fan.In 1959, after completing his training under Yip Man, Cheung left Hong Kong to pursue an academic career at the Australian National University in Canberra, Australia, where he graduated with a Bachelor of Arts degree in Economics.In early 1954, according to Cheung and others early students of Grandmaster Yip Man (e.Of two early disciples of Yip Man - One was a notorious streetfighter whose life was torn, then forever changed, by a secret vow forced upon him by the patriarch.The other was a child film star who, publicly shunned by the patriarch, was forced to make his own way in the martial arts world.g Duncan Cheung), Cheung was responsible for introducing Lee to his eventual kung fu teacher