How many movies have Lui Wan-Biu and Ricky Cheng Tien-Chi acted in together?

They have worked on 3 movies together! Their first movie together was The Rebel of Shao-lin (1977) while their highest rated movie together was Return of the Chinese Boxer (1977). They have not worked together since Scorching Sun, Fierce Wind, Wild Fire (1979). They are most known for their action films together.