The system adopts advanced design concept and open interface, which can integrate a variety of applications. Hotel Lobby Digital Signage, Digital Signage Display Screen, Touch Screen Monitor Sizes, Transparent Digital Signage,Cloud Signage Player. In addition, we would properly guide the customers about the application techniques to adopt our products and the way to select appropriate materials. The product will supply to all over the world, such as Europe, America, Australia,Colombia, Madagascar,Plymouth, Swiss.Practicality: convenience and practicality are the core design concept of intelligent multimedia classroom solution. Only simple operation, practical function and good effect can improve the efficiency of teaching and learning. This scheme has less construction quantity and short construction period. The integrated intelligent touch and power amplifier sound are adopted, which does not need to be rewired and does not damage the original classroom pattern.