smart board trolley.The company has professional and technical personnel and strong technical strength, which provides a strong guarantee for engineering implementation and after-sales service, and is equipped with a large number of spare parts to ensure that the system can be repaired in the shortest possible time. In addition, the system uses an advanced modular structure that allows easy removal of components. At the same time, because the design of the system takes into account the maintainability of the system, the design method integrated into the computer network is adopted, and the failure of any display terminal will not affect the system itself; at the same time, the system adopts the mode of hard disk broadcast to ensure the The system will not be affected by factors such as network interruption, and the broadcast effect will be affected. The display terminal can still independently call the program list stored in the multimedia player to automatically play.