Abstract: The establishment of evaluation index system could help enterprise to implement the social responsibility. So it could provide a standard to evaluate the level of CSR. This paper set up evaluation index system of CSR. Then it used Analytical Hierarchy Process (AHP) to determine the weight of index. Legal management, food safety, profit ability, salary and benefits, paying tax in accordance with law, supervision and management of suppliers, reasonable pricing and working environment are the highest proportion of 18 indicators, respectively 18.48%, 12.14%, 11.67%, 10.19%, 9.24%, 6.6%, 6% and 4.45%. It reflected different social responsibility had different importance. The charitable responsibility only 2.33% belonged to the non-important social responsibility. Legal management and food safety responsibility was the top priority. So legal management, and food safety should be priority to improve the level of corporate social responsibility.