How many movies have Alex Lam Chi-Sin and Eric Tsang Chi-Wai acted in together?

They have worked on 5 movies together! Their first movie together was Metade Fumaça (1999) while their highest rated movie together was Jiang Hu: The Triad Zone (2000). They have not worked together since Beauty and the 7 Beasts (2007). They are most known for their comedy films together.