Light box effect is very good to do, the steps are as follows:

First: find a good light box, Baidu images or major material site on the light box of the stereo picture a whole lot

Second: use ps to do a good job of the light box plan, that is, to display to the audience of a face or a three-sided plan.

Third: using the vanishing point tool, the plane map to the light box, adjust the perspective.

Fourth: Fine-tune the details and tonal lighting.