luminium frame, exquisite form, portability, various colour may provide choice(such as silver, balck, red, gold) Open from four sides easy to change pictures, install and maintain, Thickness only *8mm, width only *0mm Use self-produced optices, which present light homogeneoursly Use high quality cold light sources with effective protection on image avoid yillowing with age and getting linger life-span *0%**0%energy saving compare with traditional light box. Appliability:the airport, subway station, business center, bank, marriage yarn depict building, exhibition, family etc.
