Intangible assets play an increasingly prominent role in the enterprise’ value creation process.Based on previous studies,the listed companies of China’s automobile industry were taken as research objects,the relationship between intangible assets of listed companies and corporate profitability was analysed by using the Granger causality test method,then reasons of this conclusion were explored and suggestions for improvement were put forward.This empirical study shows that there is a close relationship between intangible assets and corporate profitability,but the causal relationship between the two has not clearly appeared.