| 危情共舞 | 1991 | Writer |
| 發光石頭 | 2000 | Writer |
| Running Out Of Time 2 | 2001 | Writer |
| 嚦咕嚦咕新年財 | 2002 | Writer |
| My Left Eye Sees Ghosts | 2002 | Writer |
| 百年好合 | 2003 | Writer |
| PTU | 2003 | Writer |
| Turn Left Turn Right | 2003 | Writer |
| Running on Karma | 2003 | Writer |
| 鬼馬狂想曲 | 2004 | Writer |
| Judo | 2004 | Writer |
| Yesterday Once More | 2004 | Writer |
| 喜馬拉亞星 | 2005 | Writer |
| 最愛女人購物狂 | 2006 | Writer |
| Filatures | 2007 | Screenplay |
| Triangle | 2007 | Writer |
| Mad Detective | 2007 | Screenplay |
| Police Tactical Unit:Comrades In Arms | 2009 | Writer |
| Written by | 2009 | Writer |
| La vie sans principe | 2011 | Writer |
| 骨妹 | 2017 | Writer |
| Limbo | 2021 | Screenplay |
| Septet: Hong Kong Stories | 2022 | Writer |
| Mad Fate | 2023 | Writer |
| City of Darkness | 2024 | Screenplay |
