Abstract: A method of approving a new supplier is disclosed, which is used in an electronic dealing system (EDS) having an operating interface of a web page. At first, fields in a questionnaire are inputted and a plurality of electronic examination documents by a supplier candidate is uploaded. In response to the questionnaire received, the EDS assigns a general evaluation staff to perform an examination over qualifications of the supplier candidate. Next, the EDS assigns a plurality of evaluation staffs to evaluate a plurality of evaluation items corresponding thereto. Finally, an evaluation report is generated based on a total evaluation score obtained according to a plurality of evaluation scores in the plurality of evaluation items and their corresponding weights.