How many movies have Kenji Tanigaki and Ridley Tsui Bo-Wah acted in together?

They have worked on 7 movies together! Their first movie together was Legendary Couple (1995) while their highest rated movie together was Once Upon a Time in Triad Society (1996). They have not worked together since Mortal Kombat: Annihilation (1997). They are most known for their crime films together.