... of traditional light box.4.Convenient:it is easy to open so as to install and change pictures very quickly.5 ... by the light tube to be etiolated and distorted. 2.Display materials:Inkjet printed film,silk-screen printed film,semi-transparent ... ,positive film or reverse film.3.Typical application:Commercial center,supermarket,bank,chain store,hotel,fast food restaurant,airport,railway station ...