IR Interactive Touch screen. Subject and study timeI. Primary school teachers and their teaching classes in DongjiaominxiangFirst, the means and tools of data collection classroom observationResearcher's observation notes. 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.