Yeung began his martial arts training at the age of 10 in Canton, where he trained under several kung fu masters. Growing up, he took an interest in bodybuilding, and later became Mr. Hong Kong bodybuilding champion. He held the title for ten years. Because of his muscular physique, he was chosen for several bad guy roles in films produced by Shaw Brothers Studios, such as The Heroic Ones, The Deadly Duo, Angry Guest and others. He left Shaw Brothers in 1971.