We manufacture any kind of LED light panels and various light boxes.It comes from the LCD of notebook.It is a high-tech product which transforms line light source into surface light source.The ultra slim LED light box which is made with light guide panel has following features: 1)Ultra slim and elegant design: *7mm-25mmthickness,legerity and elegantdesign *Availiable up to 1000*3000mm *Available any style of customized design and size 2)Greatly high and uniform brightness *Choose very high luminosity LED module(600-2200cd/s.q.m) *Uniform diffusion pattern for surface light *Lower degradation of brightness for the light span. 3)Economical efficiency and maintenance free *About 80% electricity charge is cheaper than fluorescent lamp. *Long life,10 times longer than fluorescent lamp. *Low cost for changing image film easily.