The invention belongs to a vehicle-mounted power distribution system, and specifically relates to a vehicle-mounted intelligent power distribution control system. The invention aims to provide the vehicle-mounted intelligent power supply distribution control system for providing finished automobile power distribution, detection and control to a vehicle. The technical scheme of the invention relates to the vehicle-mounted intelligent power distribution control system, wherein the vehicle-mounted intelligent power distribution control system comprises a power supply intelligent monitor, an isolation transformer, a UPS and a matched battery, an alternating-current distribution timing sequence device, a charger, an AC/DC power supply, a direct-current distribution timing sequence device, a control panel and a system power supply manager, all of which are communicated though CAN buses.