Abstract: A new index system for evaluating the corporate credit risk is presented,which can comprehen sively evaluate t he corporate's ability of refunding bank's money.It gets rid of the shortcoming of only in sularly evaluating the specific corporate applying for the loan in the present research.Applying the method of BP Neural Net works,the new quantitative evaluation model on risk assessment o f corporate credit is de veloped.The results of examples show that the proposed model is feasible and accurate for dealing with the risk assessment of corporate credit.

Key words: credit risk assessment, supply chain, neural network