Social security increased staff that month, can it be reduced immediately that month?

The increase or decrease of social security personnel in the current month will take effect before 15 every month and the next month after 15. Resigned employees should apply for social security relief in time in the month of resignation, and no social security application data will be generated in the month after the relief is successful. The increase or decrease of employees' insured personnel shall be handled at the endowment insurance center within 0/5 days at the beginning of each month. To reduce the number of insured persons, it is necessary to carry ID cards and proof materials to terminate labor relations. The unit fills in the change form and goes through the formalities in the lobby of the district endowment insurance center. /kloc-No change will be made after 0/5 days.