Optical Film, Tape, Bukle manufacturer / supplier in China, offering Factory Direct Sales 3m 0.215mm Brightness Enhancement Film Pet Layer Microstructure Prism Layer LED LCD Display, Lgt23sz125 Prism Layer Diffusion Layer Light-Enhancing Film for LED Liquid Crystal Display Upper Light-Enhancing Film, 3mbef5 125um Pet LCD Prism Film Foil Brightness Enhancement Film LCD Display Screen Bef Composite Brightening Film and so on.