How many movies have Chow Siu-Loi and Chui Hing-Chun acted in together?

They have worked on 7 movies together! Their first movie together was The One-Armed Swordsman (1967) while their highest rated movie together was The Jade Raksha (1968). They have not worked together since Lady with a Sword (1971). They are most known for their action films together.