How many movies have Andy Lau Tak-Wah and Deng Chao acted in together?

They have worked on 4 movies together! Their first movie together was The Founding of a Republic (2009) while their highest rated movie together was Detective Dee and the Mystery of the Phantom Flame (2010). They have not worked together since The Bodyguard (2016). They are most known for their drama films together.