China Indoor Signage manufacturers This is a wonderful choice if you want a very high-quality appearance with your indoor led signs, company name, and a 3D effect that really jumps out. Indoor LED Signs Ideal for school message boards and other applications where you wish to change or scroll messages. A scrolling message, multiple colors, font styles and dynamic effects may be configured on the programmable indoor led signs.China Indoor Signage manufacturers website:http://www.ydsign.com/signage/indoor-signage/