Roy Cheung Yiu-Yeung is a Hong Kong-based actor, best known on-screen for his roles as Triad gangsters in a number of films.

City on Fire is a 1987 Hong Kong action film directed by Ringo Lam, who also produced with Karl Maka. The film stars Chow Yun-fat, Danny Lee, and Sun Yueh. Following A Better Tomorrow (1986), it helped establish Chow's popularity as an action star in Asia and to a lesser degree, North America.