How many movies have Justin Lo and Miriam Yeung Chin-Wah acted in together?

They have worked on 2 movies together! Their first movie together was 2 Become 1 (2006) while their highest rated movie together was 雷颂德THANK YOU演唱会 (2013). They have not worked together since 雷颂德THANK YOU演唱会 (2013).