Why does the Tianjin social security card not have a card number

The new Tianjin social security card card number **** counts 9 digits, of which the medical insurance number is still the previous personal medical insurance number, the medical insurance number can be queried by 12333 telephone. The social security card is exactly the same as the previous medical insurance card, and the enjoyment of treatment is only related to the type of medical insurance participation, and has nothing to do with the use of social security card or medical insurance card.

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