The invention discloses an interactive electronic dance coaching system, which comprises a teaching double screen, a floor, dance shoes, an infrared receiver, a projector, a central processing unit, an action capturing device and a camera, wherein both the infrared receiver and the projector are connected with the central processing unit, the input end of the infrared receiver is connected to the motion capturing device, the floor comprises a fiber reinforced plastic load-bearing body and a capacitor plate body arranged at the inner side of the fiber reinforced plastic load-bearing body, the bottom of a body tip of the dance shoes is provided with an emitter, the teaching double screen comprises a demonstration screen and a feedback screen, the central processing unit is connected to a gravity sensor, the demonstration screen is electrically connected to the central processing unit, and the central processing unit is electrically connected to an action comparing device and a voice error correcting device. The interactive electronic dance coaching system can replace a human coach, can display and evaluate action accomplishment conditions objectively in real time, carries out correction in time, effectively improves the training efficiency and dancing skills of a dancer, and improves the learning efficiency and the acquisition precision.