The present invention relates to the field of ink screen display technology, and more particularly to a combined electronic signboard device, comprising an electronic ink screen body and a bracket body, wherein the electronic ink screen body is provided with a receiving terminal for receiving power and displaying information; a mounting groove for plugging and matching with the electronic ink screen body is provided on the side wall of the bracket body, a display window communicating with the mounting groove is provided on the bracket body, an input terminal for abutting and matching with the receiving terminal is also provided on the bracket body, a processor is provided on the bracket body, the processor is connected with a charging module and an information input module, and the output end of the processor is electrically connected with the input terminal. The present invention adopts the method of installing multiple electronic signboards on the same electronic signboard bracket, and then managing them uniformly through the processor on the electronic signboard bracket, so that power can be delivered to each electronic ink screen body and display information can be input, and the modification of display information is efficient and fast, and it is very convenient to use.