How many movies have Anthony Chow Deng-Au and Terrence Fok Tat-Wah collaborated on?

They have worked on 4 movies together! Their first movie together was Sting of the Scorpion (1992) while their highest rated movie together was On Parole 2: Do Unto the Other (1993). They have not worked together since Spider Woman (1995). They are most known for their crime films together.