How many movies have Poon Man-Wah and Tsui Ping-Kwong collaborated on?

They have worked on 7 movies together! Their first movie together was The Duel of the Century (1981) while their highest rated movie together was The 8 Diagram Pole Fighter (1984). They have not worked together since My Name Ain't Suzie (1985). They are most known for their action films together.