Why don't some people have social security cards?

Legal analysis: 1, did not apply for social security card; 2. There is no photo information entered in the social security system, so it is impossible to apply for a card; 3. It is impossible to apply for a card without paying medical insurance or endowment insurance; 4. There are cases where the ID number entered by retired employees in the social security medical insurance information system is 15 digits, and it is impossible to apply for a card.

Legal basis: Article 2 of the Social Insurance Law of People's Republic of China (PRC) The state establishes social insurance systems such as basic old-age insurance, basic medical insurance, industrial injury insurance, unemployment insurance, maternity insurance, etc., to protect citizens' right to get material help from the state and society according to law in case of old age, illness, industrial injury, unemployment and maternity.