Can couples use social security cards?

You can't. Couples can't use social security cards, and social security cards can only be owned and used by the insured. According to the relevant provisions of the law, the state establishes a national unified personal social security number. Personal social security number is a citizen's identity number. Legal basis: Article 4 of the Social Insurance Law of People's Republic of China (PRC) * * * Employers and individuals in People's Republic of China (PRC) pay social insurance premiums according to law, and have the right to inquire about payment records and personal rights and interests records, and ask social insurance agencies to provide social insurance consultation and other related services. Individuals enjoy social insurance benefits according to law and have the right to supervise the payment of their own units. Fifth people's governments at or above the county level shall incorporate social insurance into the national economic and social development plan. The state raises social insurance funds through multiple channels. People's governments at or above the county level shall give necessary financial support to social insurance. The state supports social insurance through preferential tax policies.