Abstract:The policy information of power battery industry in China was collected and sorted out, and the characteristics and internal logic of power battery industry policy promulgated in recent years were analyzed in stages according to time. In order to clarify the development status and trend of power battery industry, the influence of industrial policy on power battery industry is analyzed from the perspective of upstream, middle and downstream of industry chain. The Porter"s Five Forces Model is adopted to analyze the current industrial environment faced by the power battery industry. Finally, combined with the analysis of the power battery industry environment, development status and development trend, put forward suggestions for the future power battery industry policy system construction and power battery enterprise development.