简易广告牌折叠
I、The difference between three-sided billboards and traditional billboards
Three-sided billboards have now been upgraded to LED three-sided flips. Traditional three-sided billboards are also out, mainly advertising surfaces and advertisements. The content is incomparable with the current LED display screen, so the new three-sided LED display has become the pioneer of outdoor advertising media. The picture below shows the folding lifting screen made by Honghai Intelligent Technology
Folding lifting screen