Job Recruitment Website - Social security inquiry - Does the old social security card automatically expire after being reissued?

Does the old social security card automatically expire after being reissued?

After the social security card is reissued, the old card will automatically become invalid.

1. After the social security card is reissued, the old card is cancelled and becomes invalid.

2. The new card will replace the old card and become your effective social security card. Therefore, after the social security card is reissued, the old card will automatically become invalid. The social security card refers to the smart card issued by the government of China, which is used to manage and store personal social insurance information and medical care information.