Power Supply Control Program provides an integrated interface for operators in central control room.The program implemented major functions like reading power supply device’s value and status parameters,writing and adjusting device value,saving both the read/write data and operation history to corresponding relational database,detecting and display device online/offline state,generating log files on server side to track the running condition of the Control Program[1].The overall architecture of the Power Supply Control Program is shown in Fig.1.The system is developed based on B/S structure,which saves the trouble of configuring all kinds of running environment on client PC,meanwhile the user interface can be opened in any PC in the control room with control network access.