interactive device for projector. Gradually internalize and apply the concept of multiple, intelligent, student, teaching and evaluation in practical teaching. The central problem of English teaching in the lower grades of primary schools is clarified , that is, the students' speech communication ability is improved.. 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.