First, the authentication object: all retirees of insured enterprises and individual retirees who have gone through the formalities of receiving basic pensions belong to the authentication object.
2. Certification time: once a year: May 1 to June 30 (except legal holidays), from 8: 30am to11:30pm every Monday to Friday. (Some provinces and cities stipulate that the birthday month of the witness can be postponed to February. )