1, to achieve close learning and efficient grading. The most important advantage of smart classroom is to let teachers and parents pay attention to students' learning situation throughout the whole process, check and fill gaps, and improve scores efficiently.

2. Learn one step before class. Compared with traditional teaching, the smart classroom receives the teacher's preview materials in advance before class, so it is more active in learning. More importantly, through preview, teachers can also understand the weak points of students' knowledge and teach students in accordance with their aptitude.