How many movies have Ken Chang Tzu-Yao and Yao-ting Wen collaborated on?

They have worked on 1 movie together! Their first movie together was Bad Girl Trilogy (1998) and was their highest rated movie together. They have not worked together since Bad Girl Trilogy (1998).

Role
Cop (segment "My Own Personal Gun") (as Chi-Yao Chang)
Crew
Writer