Audit of nine social insurance funds. Including: basic old-age insurance for employees, new rural social old-age insurance, social old-age insurance for urban residents, basic medical insurance for employees, new rural cooperative medical insurance, basic medical insurance for urban residents, unemployment insurance fund, industrial injury insurance fund and maternity insurance fund. Mainly review the collection, management and use of various social insurance funds, the management of various social insurance businesses, and the guarantee level and effect of various social insurance policies.