How many movies have Xu Guangming and Yin Xingyun collaborated on?

They have worked on 2 movies together! Their first movie together was The Great Military March Forward：Engulf the Southwest (1998) while their highest rated movie together was The Great Military March Forward: Fight for Nanjing, Shanghai and Hangzhou (1999). They have not worked together since The Great Military March Forward: Fight for Nanjing, Shanghai and Hangzhou (1999).