How many movies have Sabrina Ho Pui-Yi and Teddy Yip Wing-Cho acted in together?

They have worked on 3 movies together! Their first movie together was Porky's Meatball (1987) while their highest rated movie together was People's Hero (1987). They have not worked together since Spooky, Spooky (1988). They are most known for their comedy films together.