A sound fund management system of social security for aged is an important part of the social security system, essential assurance of achieving social stability and economic development.

Strategics on the establishment of old-age social security covering city and countryside;

The old-age social security law is the result of social change.

The multitudinal undertakings of peasant-workers' social endowment security——besed on the administration perspective

American Old Age Security and Economic Development;