In most cases, the sofa cushion is adopted, and the reversible cushion structure is usually used to facilitate evacuation. Seats should be numbered and partially illuminated in the dark so that users can identify and find seats.
According to the requirements of use and site design, the seats of the hall need to place documents and writing boards for recording. Special halls also need to consider the combination of simultaneous translation equipment and voting and speaking equipment. Some theaters or halls also require seats and air conditioning systems to match.