Legal analysis: the social security staff of the unit bring their employee ID card and medical insurance card to the social security bureau of the insured place to correct their names and apply for a new medical insurance card. Medical insurance generally refers to basic medical insurance, which is a social insurance system established to compensate workers for economic losses caused by disease risks. The medical insurance fund is established through the contributions of employers and individuals. After the insured person has medical expenses, the medical insurance institution will give certain economic compensation.

Legal basis: Article 72 of the Social Insurance Law of People's Republic of China (PRC) establishes social insurance agencies in overall planning areas. According to the needs of the work, with the approval of the local social insurance administrative department and the organization management organ, the social insurance agency may set up branches and service outlets in this overall planning area. The personnel expenses of social insurance agencies and the basic operating expenses and management expenses incurred in handling social insurance shall be guaranteed by the finance at the same level in accordance with state regulations.