large digital whiteboard. The major changes, more importantly, have had a profound impact on educational ideas, concepts, models, content and methods. The wave of information technology revolution is changing the way students learn, the education management and teaching methods of teachers at an alarming rate. The education sector is experiencing a major change in form, content and concept brought about by information technology. How to use information technology to improve the quality of education and teaching has become a major issue.. 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.