It is precisely because of these excellent characteristics that they are widely used. The most typical ones are the signs of many brands such as McDonald's, KFC, China Petroleum, China Petrochemical, Holiland and Weiduomei. Smart business operators use these characteristics of acrylic to improve and publicize their own image, so the finished acrylic products still have great potential in the China market. In the field of advertising, acrylic is mostly used for outdoor and indoor signboards in the form of plates, which is gradually replacing the original advertising methods such as inkjet printing and photographing. Signs made of acrylic with built-in light sources have been rare in the United States for ten years. The first time I entered the China market was because some foreign chain enterprises used acrylic light boxes and acrylic signboards, which played a very positive role in establishing corporate image. Acrylic luminous characters have been rising for several years. Today, let's talk about the changes of acrylic luminous character notes, from the initial soft notes to the more commonly used urine strips. From a single one in the past, it has developed into many different acrylic luminous characters. From the previous straw hat light source to led module patch, and then to different models. The quality of acrylic luminous characters is getting better and better, with more and more types and lower prices. These three sentences can vividly summarize the current acrylic luminous characters.