whiteboard design. A research teacher from a technical background. Although they have strong technical advantages, they generally lack the actual management experience of the company, and it is the critical period for the development of interactive whiteboards. The market competition is intensifying, and any mistakes in decision-making will bring irreparable losses to the company. Therefore, it is difficult for the company's management philosophy and development strategy to be unaffected by the technical management. Therefore, the risk of independent business operations is relatively high.. 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.