How many movies have Mark Woo Yiu-Fai and Tony Ho collaborated on?

They have worked on 5 movies together! Their first movie together was 3-D Sex and Zen: Extreme Ecstasy (2011) while their highest rated movie together was Due West: Our Sex Journey (2012). They have not worked together since Undercover Duet (2015). They are most known for their comedy films together.