The invention discloses an intelligent power supply system based on an APPDU application. The intelligent power supply system comprises a server platform and equipment ends and an application server that interact with the server platform; the server platform is internally provided with a basic service module, an equipment management module and a database module, and the server platform is an Internet of Things enterprise cloud server based on big data cloud computing; each equipment end comprises an actuator, a sensor and field equipment; the application server is customer service software; the customer service software is an APP or an HTML5; interactive control is realized between the server platform and the equipment ends through an industrial gateway, Edge switching/routing, and a PDU/power converter; one of the equipment ends is a multi-jack socket, the multi-jack socket comprises a control terminal and a plurality of jack units interacting with the control terminal; a protective unit is arranged between the control terminal and the jack units; and the control terminal adopts a bus topology to control multiple groups of built-in control modules, and is powered by DC, so that the intelligent power supply requirements are satisfied.