How many movies have Mai Phương and Thương Tín acted in together?

They have worked on 1 movie together! Their first movie together was Chiến Trường Chia Nửa Vầng Trăng (1990) and was their highest rated movie together. They have not worked together since Chiến Trường Chia Nửa Vầng Trăng (1990).