Liaoyuan Social Security Bureau. Official website of Liaoyuan Social Security Bureau said that this is because endowment insurance is an important part of the social security system, and the Social Security Bureau is the government agency responsible for managing social security affairs. Specifically, Liaoyuan Social Security Bureau is responsible for the city's old-age insurance business, including the payment of old-age insurance benefits, the payment of benefits, and the management and operation of old-age insurance funds. The endowment insurance business is managed by Liaoyuan Social Security Bureau, which is a normal government management and service model.