Drehbuchautor bei
| 2012 | Chinese Zodiac | ||
| 2011 | Christian Brothers | ||
| 1997 | Mr. Nice Guy | ||
| 1995 | Rumble In The Bronx | ||
| 1994 | The Drunken Master II | ||
| 1992 | Police Story 3 - Supercop | ||
| 1991 | Mission Adler - Der starke Arm der Götter | ||
| 1989 | Miracles - Der beste Boss der Unterwelt | ||
| 1988 | Police Story 2 | ||
| 1988 | Kujaku ô | ||
| 1987 | Projekt B -Jackie Chans gnadenloser Kampf | ||
| 1986 | Armour of God - Der rechte Arm der Götter | ||
| 1986 | Naughty Boys | ||
| 1985 | Police Story | ||
| 1984 | Powerman | ||
| 1983 | Projekt A - Der Superfighter | ||
| 1982 | Dragon Lord | ||
| 1979 | The Magnificent Butcher |