Roy Cheung Yiu-Yeung ( pinyin: Zhāng Yàoyáng; born 20 July 1964 in Hong Kong) is a Hong Kong-based actor, best known on-screen for his roles as Triad gangsters in a number of films.
Known For:Acting
Birthday:1964-07-20
Place of Birth:Hong Kong, British Crown Colony [now China]
Also Known As: 張耀揚 , Roy Cheung Yiu-Yeung, 张耀扬, Roy Cheung, Cheung Yiu-Yeung