... images easily 2)High Brightness LED lights source 3)Save energy light box 4)CE,ROHS, Description:a ... LY crystal and the Aluminum snap open frame light box can be made singled-sided and double-sided ... .b)The single-sided light box is made by 3 layers high quality ... supermarket,carton fair,promotion and hotels,restaurant,hotel,super market,airport,bank,business center,window displays, ...