How many movies have Chow Siu-Loi and Yuen Siu-Tien acted in together?

They have worked on 10 movies together! Their first movie together was The Nine-Finger Devil (1955) while their highest rated movie together was The 36th Chamber of Shaolin (1978). They have not worked together since An Old Kung Fu Master (1981). They are most known for their action films together.