What is 4D for Movie Hewei 3D?

4D cinema is a new type of film and television product that is based on 3D stereoscopic movies and adds environmental special effects simulation. The so-called 4D movie is also called a four-dimensional movie; that is, a three-dimensional movie and a simulation of the surrounding environment form a four-dimensional space. When watching a three-dimensional movie, the audience can follow the changes in the film and television content and feel in real time the events that correspond to the three-dimensional images, such as storms, thunder and lightning, rain, collisions, sprays of water mist, and leg slaps. 4D seats have Water spray, air jet, vibration, leg sweeping and other functions are powered by pneumatics. Environmental simulation refers to the installation of special effects equipment such as snow, rain, lightning, smoke, etc. in the theater to create an environment consistent with the film content.