When was social security first introduced when there is social security

1, social security, from 1986 onwards, at that time is only for state-owned enterprises, employees, trial contract system, all after October 1986 to participate in the work of the contract system, and pay pension insurance.

2. Since 1993, the state has been trying out the full labor contract system for all permanent workers in state-owned enterprises, which has been popularized all over the country. 1997 saw the trial implementation of rural pension insurance and urban residents' pension insurance.