Social security payment period 15 years is unreasonable.

Social security payment period 15 years cumulative.

1. Social security has been paid 15 years before you can receive a pension.

2. After paying 15 years, it can be paid continuously. The longer the payment period, the more pension you will receive when you retire.

(If the average social wage of local workers increases every year)

3. It is best to pay continuously. Discontinuity will affect retirement wages.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.