How many movies have Kong-Keung Wong and Lily Chung Suk-Wai collaborated on?

They have worked on 3 movies together! Their first movie together was The Woman Behind (1995) while their highest rated movie together was O.C.T.B. Case - The Floating Body (1995). They have not worked together since O.C.T.B. Case - The Floating Body (1995). They are most known for their crime films together.