How many movies have Joan Tong Lai-Kau and Sandra Ng Kwun-Yu acted in together?

They have worked on 5 movies together! Their first movie together was Love Soldier of Fortune (1988) while their highest rated movie together was To Live and Die in Tsimshatsui (1994). They have not worked together since To Live and Die in Tsimshatsui (1994). They are most known for their comedy films together.