whiteboard video companies. A rich capability component library and flexible orchestration tools support hybrid deployment of virtualization platforms, physical machines, and docker containers, and support applications such as elastic scaling and self-healing services; simplifying application operation and maintenance management processes and shortening application deployment time. Fast online, saving enterprise operation and maintenance investment; improving the high reliability of application operation; using resources on demand, improving resource utilization efficiency. For campus application scenarios, a wealth of applications are available for enterprises to choose. The IQAio GR519 is an upgraded lightweight version based on the original IQAio GR511. The original dual-cavity structure was changed to a bottom-edge structure, so that the minimalist design accommodates modern classrooms and conference rooms. With one IQProjector V2 and one IQView E3821, you can achieve flexible and intelligent classroom.