How many movies have Cheung Chung-Chuk and Leung Hoi-Shan collaborated on?

They have worked on 5 movies together! Their first movie together was Wong Fei-Hung Goes to a Birthday Party at Guanshan (1956) and was their highest rated movie together. They have not worked together since The Notorious Woman Thief (1963). They are most known for their comedy films together.