How many movies have Gu Long and Liu Ping collaborated on?

They have worked on 5 movies together! Their first movie together was Swordsman at Large (1971) while their highest rated movie together was Chu Liu Hsiang and Hu Tieh Hua (1980). They have not worked together since Chu Liu Hsiang and Hu Tieh Hua (1980). They are most known for their action films together.