central controller for multimedia. First of all, teachers need to restore book knowledge to real life experience , and abstract abstract knowledge into topics that are actually related to student life, students are fond of and interesting, and the topic of ??determining the theme , clear intelligence?? in the mode operation program is To play such an effect. The construction and improvement of the fourth chapter mode. 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.