The independently developed centralized management system for intelligent bus electronic signboards realizes remote background management such as vehicle online status management, route management, vehicle management, electronic signboard management, multimedia management, etc.; data docking is realized through a dedicated data interface, making bus arrival data more accurate; the perfect centralized control technology for electronic signboards integrates multiple interfaces such as wireless communication, display status management, electronic signboard lighting switch management, temperature control management, and fault feedback management. The centralized management system can be remotely controlled and upgraded to ensure the accuracy of information released by intelligent electronic signboards and the stability of system operation.