Indoor Beautifier / projector

This is a technology which combined air purifier with 3D. People will enjoy this 4D technology not only olfactory but also visual.
We can just establish some signs with two-dimensional code in different attractions. People can buy these code and holographic image by using their mobile phones.
The development of holographic images will be brought home like a gift for your families. Screening them at home, there will be more immersive experience.