How many movies have Doris Lung Chun-Erh and Lo Lieh acted in together?

They have worked on 10 movies together! Their first movie together was 天羅,飛沙,夕陽紅 (1976) while their highest rated movie together was The Cavalier (1978). They have not worked together since The Jade Fox (1979). They are most known for their action films together.