Prior to his acting career, Wang served out his NS days in the Aerodrome fire Service. He was offered a contract by the Singapore Broadcasting Corporation after completing the 3rd drama training course. In 1983, he starred in one of SBC's earliest idol dramas The Flying Fish, which catapulted him to stardom. Initially he had left the industry in 1995 to concentrate on his second job as an insurance agent but returned to MediaCorp in 2000 as a freelancer at the persuasion of some friends. More recently he became known for playing darker characters and antagonists such as in The Golden Path, Unriddle 2 and Joys of Life.