whiteboard with stand price. Update teaching ideas and concepts, and pay attention to the teaching concept of mixed learning. The use of interactive whiteboards combines the advantages of traditional learning methods with modern learning methods, combining the leading role of teachers with the main role of students' learning, and appropriately combining teachers' guidance, organization and active participation of students to train students. Self-learning ability and innovative spirit. Teachers should inherit and carry forward the characteristics and advantages of traditional teaching, and realize the transmission.. 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.