270° stereo imaging combines projection technology with 3D animation, and uses the wall of the banquet hall as the projection carrier, so that the banquet hall space presents a dynamic 3D stereo effect. Stereo imaging is changeable in the holographic banquet hall, and different scenes can be changed according to different needs. Take the wedding banquet as an example, we can according to the new wedding theme of European style, Chinese style, forest style, under the sea wedding, stars, and other themes, for the couple to transform different theme effects, and reduce the banquet hall renovation.