How many movies have Kee Yong Pin and Yap Ee Jean collaborated on?

They have worked on 3 movies together! Their first movie together was Geng: The Adventure Begins (2009) while their highest rated movie together was BoBoiBoy: Elemental Heroes (2019). They have not worked together since BoBoiBoy: Elemental Heroes (2019). They are most known for their adventure films together.