The main functions of Vdink smart whiteboard are:
1. Human-computer interaction, convenient for smart whiteboard operation
2. The smart whiteboard screen annotation, the effect of explaining the courseware is good
3. Smart drawing, use smart whiteboard built-in library resources to improve efficiency
4. The interactive flat panel process is played back, and the explanation and annotation process can be replayed and paused throughout the process
5. Update storage, accumulate teaching resources, interactive flat panel is helpful to the accumulation and sharing of scientific and technological resources.