1. Auditorium chairs, cinema chairs, ladder desks and chairs first determine their appearance, shape and size based on ergonomics, because their shape and size must be based on the average height and average weight of the human body, and then require that there must be enough space around them There is minimal space for movement and use.

2. Secondly, provide the best parameters for the indoor physical environment that adapts to the human body. The indoor physical environment mainly includes indoor thermal environment, sound environment, light environment, gravity environment, radiation environment, etc. Through the above scientific parameters, auditorium chairs, cinema chairs, stairs, etc. Design of desks and chairs.

3. Finally, their seats will be designed to automatically return using ergonomics, which can save space, be neat and uniform, facilitate pedestrians to pass through, facilitate cleaning, and be easy to use.