In America, people hold green cards. What are the procedures for receiving domestic social security funds?

According to the latest policy, even after being naturalized in the United States, new immigrants in the United States can receive domestic pension and provident fund according to law as long as they fill in the "residence certificate".

Application conditions: For retired and resigned persons from China living in the United States (China citizens have obtained green cards or joined the United States), in order to receive domestic retirement pension, they can apply to the embassy or consulate for residence certificate, that is, the Qualification Examination Form for Persons Living Abroad to Receive Pension.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.