Face-changing is an art that originated from Sichuan Opera in China. The most amazing thing about "Changing Faces" is that you can change a variety of face masks in a short period of time. The actors of Sichuan Opera use the unique skill of "changing faces", and they can change five kinds of faces without changing scenes. Whether they are happy, angry, sad, happy, surprised or sad, they can be changed in an instant, so that the actors can change the characters in the play. The ups and downs of his heart are expressed more vividly through the change of his face. If a scene change is added, Sichuan opera actors can add another seven to ten faces to increase the tension and shock of the drama.