The system of social security is the "safety net" of social stability.Only through the perfection of the old-age insurance system,can we realize the stability of society and make the majority of the people feel the warmth of it,thus securing the benefits of the aged.However,there are still many problems in our existing old-age insurance system.Through research and analysis of the old-age insurance system of our country,we hereby put forward the countermeasures to improve it.