Power system fund payment method and system based on supplier information management and control

The invention discloses an electric power system fund payment method and system based on supplier information management and control, and the method comprises the steps: obtaining project information and contract information in a payment order, and historical payment record information, and storing the information in a background data table; when a payment order is received, firstly, the background data table is retrieved, whether project information and contract information needed by the payment order are complete or not is determined, and if not, information missing warning is carried out; then, whether the same payment order exists in a set time period or not is inquired from historical payment record information of the background data table, and if yes, repeated payment early warning is carried out; supplier state information is obtained, and whether the current link can be normally processed or not is determined according to the supplier state information in each link of submitting, issuing, matching, si