65 interactive whiteboards. Chaoyang Primary School is established in 1866 and located at Beibei district, Chongqing province, which has been a key primary school since new China was founded. Chaoyang Spirit of solidarity, progress, innovation, and dedication has been admired and well-known around the world. It has focused on education and research development and won a number of titles for its teaching purpose, that is, to bring qualified teaching to students and train more talents for society.. 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.