Take the child's household registration book, medical insurance card, medical record book and the original ID card of the agent, and go to the medical insurance centers in all districts and counties to change their names. After the child is renamed, the name on the social security card can also be applied for replacement on the mobile phone:

1. Open Alipay and click Citizen Center;

2. Click on the social security at the top right;

3. Choose a new social security card service;

4. After entering, find the replacement application and click Open;

5. Finally, click the guardian's agent.

Basic information such as the cardholder's name, gender and citizenship number, as well as the cardholder's personal status (employment, unemployment, retirement, etc.) are recorded on the social security card face and card. ) marked in the card, you can record the cardholder's social insurance payment, pension insurance personal account information, medical insurance personal account information, professional qualifications and skills, working experience, work-related injuries and occupational diseases. Social security card is the electronic certificate for workers to work in the field of labor security. Cardholders can use their cards to seek medical treatment and settle medical insurance personal accounts; You can use your card to handle endowment insurance.

Legal basis:

Article 18 of the Regulations of People's Republic of China (PRC) Municipality on Household Registration

Citizens who change their names shall be handled in accordance with the following provisions:

(a) when a person under the age of 18 needs to change his name, his parents or adopters shall apply to the household registration authority for registration of change;

(two) when a person who has reached the age of eighteen needs to change his name, he shall apply to the household registration authority for registration of change.

Article 2 of People's Republic of China (PRC) Social Insurance Law

The state establishes social insurance systems such as basic old-age insurance, basic medical insurance, industrial injury insurance, unemployment insurance and maternity insurance, so as to guarantee citizens' right to receive material assistance from the state and society in accordance with the law when they are old, sick, injured, unemployed and have children.

Article 26 of People's Republic of China (PRC) Social Insurance Law

The basic medical insurance for employees, the new rural cooperative medical system and the basic medical insurance for urban residents shall be implemented in accordance with state regulations.

Article 28 of People's Republic of China (PRC) Social Insurance Law

Medical expenses that meet the basic medical insurance drug list, diagnosis and treatment items, medical service facilities standards and emergency rescue shall be paid by the basic medical insurance fund in accordance with state regulations.