20 1 1 Quanzhou's minimum payment base for endowment insurance since May.

Social insurance bases such as pension and medical care recognize your average monthly salary and social average salary base for the previous year. There is no "necessary" instruction. However, if your average monthly salary last year was lower than the lower limit of the corresponding social security base, even if you are still using your salary base, social security will automatically raise it to the lower limit for you.

So, according to what you said above, the final result should be 1400*8%.