How many movies have Deep Ng Ho-Hong and William Chan Wai-Ting acted in together?

They have worked on 3 movies together! Their first movie together was Ex (2010) while their highest rated movie together was As the Light Goes Out (2014). They have not worked together since 英皇娱乐15周年群星演唱会 (2015). They are most known for their drama films together.