Multimedia exhibition hall has: digital sand table, ring screen / arc screen / dome screen, welcome screen system, interactive bar, interactive mirror, touch screen, LED screen, interactive LCD splicing screen, immersive projection system, multimedia interactive system, exhibition hall control system and other equipment. Multimedia showroom will be used to show a lot of equipment, but not every showroom all the equipment are used, are based on the actual situation and show demand for the use of appropriate equipment.