The social security card is automatically cancelled. What happened?

The reasons why the social security card was cancelled without reason are: 1, failure to pay in time, and suspension of the medical insurance function of the social security card (medical insurance); 2. Errors in system information; 3. Ensure that there is enough balance in the social security card; 4. The social security card chip was damaged and demagnetized, and the card surface was damaged and layered, so the card was not changed in time. Social security cards have a wide range of functions. Cardholders can not only use the card for real-time settlement of medical insurance personal accounts, but also handle endowment insurance affairs; Go through the formalities of job registration and unemployment registration; Handling labor and social insurance affairs online.