How many movies have Chui Tien-You and Matt Chow Hoi-Kwong acted in together?

They have worked on 5 movies together! Their first movie together was The Mummy, Aged 19 (2002) while their highest rated movie together was Love in a Puff (2010). They have not worked together since Missbehavior (2019). They are most known for their comedy films together.