The multimedia all in one machine is mainly applied in school and training institutions integrates infrared touch technology, intelligent office teaching software, multimedia network communication technology, high-definition flat panel display technology, etc., and integrates electronic whiteboards, computers, and televisions. Multi-functional interactive teaching equipment, which integrates various devices such as touch function, etc., will upgrade traditional display terminals into fully functional human-machine interaction devices. Through this product ,users can achieve writing, annotation, drawing, multimedia entertainment and computer operations, directly turn on the device to easily interpret the wonderful interactive classroom. At the same time, it can also be applied to various business conference rooms. It is easy to operate, easy to control, and greatly improves the utilization of the equipment.