How many movies have Chiang Hsing-Lung and Yeung Ching-Ching collaborated on?

They have worked on 15 movies together! Their first movie together was Clan of the White Lotus (1980) while their highest rated movie together was The 8 Diagram Pole Fighter (1984). They have not worked together since The 8 Diagram Pole Fighter (1984). They are most known for their action films together.