1.The side of it is 1600mmW*2370mmH 2.It is good-looking with high-qualifed material. 3.It gives a feeling of visual impact. 1.1.Each side of the triangle trailer is actually made up of 10 scrolling posters that move between 2 and 99 seconds per ad.2.It is suitable for press release ,brand promotion and exhition.3. The outdoor advertising is friendly-environment and energy-saved.4.It is with the ...