Do I need a new social security card to join the new company?

Legal analysis: 1. Social security cards in the same area are valid whether they are newly purchased or returned to the original unit. The account will not be cleared. However, if you join or leave the company, you must go through the formalities of social security payment or termination of payment. 2. If you pay social security in different places, you can go through the transfer procedures. 3, at the same time can only participate in a social security, repeated payment is invalid.

Legal basis: People's Republic of China (PRC) Social Insurance Law.

Article 4 Employers and individuals in People's Republic of China (PRC) shall 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.