Can the social security contributions of flexible employees be cut off?

Social security contributions for flexible employees can be broken.

Can the social security of flexible employees be broken? How many years can the social security of flexible employees be paid at least? The social security of flexible employees is only pension and medical insurance. Although the pension and medical insurance accounts will not be emptied after the file is broken, it will affect the calculation of the payment period of pension insurance, which may not be enough to pay at the legal retirement age.