The invention relates to the field of a credit management and auditing system in bulk commodity logistics and supply chain management, and provides a credit auditing method and a credit auditing system in bulk commodity logistics and supply chain management, wherein the credit auditing method and the credit auditing system have advantages of high safety and high order auditing efficiency. Particularly the credit auditing method comprises the steps of S1, establishing a selling order; S2, successively performing blacklist auditing and white list auditing on a client, if the client belongs to the blacklist, freezing a selling order, and if the client belongs to the white list, releasing the selling order, and otherwise, entering a step S3; and S3, performing credit auditing, if the credit auditing is not passed, freezing the selling order, and if credit auditing is passed, releasing the selling order. According to the credit auditing method and the credit auditing system, through establishing a unified credit management platform, functions such as online credit applying, auditing, credit checking, network bank fund checking and account verification are realized. Furthermore high flexibility and high expandability are realized. The credit auditing system is integrated with a network bank interface.