Based on the financial data of listed forestry companies in Shanghai and Shenzhen stock markets in 2017, the paper conducted empirical analysis on the factors which influence the classification of forest biological assets,while applying analysis of variance and multiple linear regression analysis.The empirical analysis found that industry factors corporate short-term liquidity and ROE(Rate of Return on Common Stockholders'Eauity) have significant impacts on the forest biological asset classification, however, the scale of companies and growth ability have not significant impacts on the classification.