How many movies have Amber Liu and Krystal Jung acted in together?

They have worked on 2 movies together! Their first movie together was f(x) the 1st concert DIMENSION 4 - Docking Station in JAPAN (2016) while their highest rated movie together was SMTOWN Live | 2019 in Tokyo (2019). They have not worked together since SMTOWN Live | 2019 in Tokyo (2019).