Anhui province adjusts the social security payment base.

No, the social security payment base is adjusted once a year, and it is adjusted every year when social security is declared. Other time periods cannot be adjusted in principle.

The monthly payment base of social insurance is generally determined according to the average monthly salary of employees in the previous year, which is determined once a year. Once determined, it may not be changed within one year.

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