Plastic characters Chongqing, Chongqing, word processing chocolate plastic sheet from 1942, after the birth of the United States, has been widely used in various industries, the advertising industry is no exception, we can say the word plastic is generated due to the advent of acrylic, so the plastic Word also known as acrylic plastic characters. 2002, acrylic plastic light boxes began to emerge in the advertising industry. Since 2005, the application and development of acrylic plastic boxes quickly. The "McDonald's" and shop signs light box application played a good role model, China Sinopec gas stations in acrylic plastic identification system applications overall, the major mobile phone manufacturers showcase terminal stores in plastic boxes to create a good ad for manufacturers benefits while on acrylic plastic boxes played a catalytic role in the promotion. Is now able to see, acrylic plastic light boxes have become after neon, inkjet, engraving advertising industry is another new bright spot.