school audio visual technology. After all , the students in the lower grades of primary school have limited English listening and speaking ability , which limits the self-speaking, teacher-student, and life-speaking. Students' ability to learn collaboratively. IQ Touch C Pro Interactive LED Touch Screens has dual system of Android 8.0 and optional OPS Windows system with 20 point touch. IQTouch C Pro will create a collaborative and interactive atmosphere in the classroom or workplaces, where partners could work together by casting their mobile devices wirelessly. With IQShare Lite, It could share and display the laptop screen to IQTouch C Pro screen instantly.