How many movies have Gu Yue and He Xiaojiang collaborated on?

They have worked on 3 movies together! Their first movie together was Decisive Engagement: The HuaiHai Campaign (1991) while their highest rated movie together was The Great Military March Forward: Pursue and Wipe Out in the South (1997). They have not worked together since The Great Military March Forward: Fight for Nanjing, Shanghai and Hangzhou (1999). They are most known for their war films together.