Rooftop signs: Refers to set some fixed plate production structure of a building on the roof and hanging above or close to the plate-shaped living cubic or magic of signs. Highway signs will be lit at night Haikou plate production process, what is the material? Why is stronger than many other materials reflective? Diamond grade reflective film reflective principle different from engineering grade reflective glass beads and the principle of high-strength grade reflective sheeting used in Sanya, Hainan sign making, but the use of the latest technology microcrystalline cube reflector. After each cube microcrystalline diamond grade reflective film coupling arrangement, there will be more than 930 crystallites in the material body cube corner area of ??one square centimeter. Microcrystalline cube corner after sealing the lower body to form an air layer Haikou sign making, so that the formation of internal reflection of the incident light, so that no metal reflective layer can be achieved by means of the most superior reflective effect. Haikou Huaxin occasion rich advertising decoration engineering, the company aims "integrity management, quality win and common development and achieve win-win" sign production _ Sanya, Haikou Huaxin occasion rich (certified) _ signs produced by the sea dragon Huaxin Inter Engineering offers rich advertising decoration. Haikou Huaxin occasion rich advertising decorative Engineering (www.hnznz.com) is Haikou, advertising materials, leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Huaxin occasion rich in Haikou advertising leadership with the staff warmly welcome all inquiries negotiations to create rich ad Haikou Huaxin occasion a better future.