financial ratios from 19 auto manufacturing listed corporations have been studied by means of cluster and factor analysis. It pointed out that good results in classification can be got by any one of the both mothods and they are in good agreement with the practical situations. Moreover, 3 synthetic factors are extracted from the ten variables: the first is related to the scale and benefit of the corporation, the second is related to investment efficiency, and the third is the principal operation factor. They provide good references for classification and assessment of the corporations.