what is touch screen?

Touch Panel, also known as "touch screen" and "touch panel", is an inductive liquid crystal display device that can receive input signals such as contacts. The haptic feedback system can drive various connection devices according to the pre-programmed program, which can be used to replace the mechanical button panel, and create vivid audio-visual effects through the liquid crystal display screen. [1] 

As a newest computer input device, touch screen is a simple, convenient and natural way of human-computer interaction. It gives multimedia a new look and is a very attractive new multimedia interactive device. Mainly used in public information query, industrial control, military command, video games, multimedia teaching, etc.