How many movies have Chui Po-Chu and Josephine Siao Fong-Fong collaborated on?

They have worked on 3 movies together! Their first movie together was The Spooky Bunch (1980) while their highest rated movie together was The Legend of Fong Sai Yuk (1993). They have not worked together since The Legend II (1993). They are most known for their comedy films together.