How many movies have Annabelle Lau Hiu-Tung and Joe Cheung Tung-Cho acted in together?

They have worked on 5 movies together! Their first movie together was I've Got You, Babe!!! (1994) while their highest rated movie together was Mother of a Different Kind (1995). They have not worked together since My Dad Is a Jerk (1997). They are most known for their comedy films together.