Touch blackboard, touch blackboard frame, all-in-one touch machine and union blackboard

摘要

The touch blackboard according to the present invention includes at least one glass blackboard (21), at least one touch film, and at least one display unit (22), and the touch film is attached to the writable back surface of the glass blackboard. The display unit (22) is placed on the back side of the touch film. Since the touch blackboard according to the present invention has not only a function of a general glass blackboard but also a touch display function, man-machine interaction is performed together with the display of the multimedia file. We also provide touch blackboard frame frames, all-in-one touch machines and union blackboards. [Selection] Figure 2