The last person in Beijing social security has lost staff.

As long as you leave your job, you can apply for downsizing. What the other company does has nothing to do with your company. Log in to the "Beijing Social Security Online Service Platform", click the tab of the company, insert the digital certificate, and enter your company password to enter.

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