How is the scene of human poisoning filmed?

1. First of all, The World is a film directed by Chen Kaige and produced by Zhang Yimou. This scene was made by a special effects team using computer technology. During filming, actors need to perform in front of a special green screen.

2. Secondly, the actor and the background are fused together by computer synthesis technology to form the final picture effect.

At the end of shooting, the actors wear special clothes and put special marks on their bodies. These marks can help the computer track the actions and positions of actors. The special effects team will integrate the actor's performance with the background, props and other elements, adding light and shadow effects, color adjustment, special effects and so on. Finally, the effect of poisoning scene is formed.