A management information display unit that is able to form management information for managing the power supply state of fuel cells and displays the management information while allowing the management information to be identified as to which electronic device of the electronic devices pertains to the management information on basis of identification information inputted from a plurality of electronic devices that are able to output the formed management information in correlation with the identification information of the fuel cell, and information transmitting part for transmitting the identification information and the management information while allowing the information to be inputted to the management information display unit are provided.