In Zhejiang Huzhou, if the social security base is 20,800, the amount received mainly includes the following parts:

1. Pension:

• Basic pension: The formula is ​
  (PensioncalculationbaseinHuzhou+PensioncalculationbaseinHuzhou×Averagecontributionindex)÷×Contributionyears×1%
  . If calculated with a relatively high contribution index and years, this part will be relatively high. For example, if the pension calculation base is 8,000 yuan (hypothetical value), and the average contribution index is 1.5, and the contribution years are 30 years, the basic pension is ​
  (+×1.5)÷××1%=
  yuan.

• Personal account pension: The formula is ​
  Accumulated amount in personal pension account÷Distribution months determined by retirement age
  . If the monthly contribution to the personal account is ​
  ×8%=
  yuan, and assuming 30 years of contribution, the accumulated amount in the personal account is ​
  ××=
  yuan. If retiring at 60 years old (distribution months are 139), the personal account pension is ​
  ÷≈4309.64
  yuan.

2. Medical insurance reimbursement: When seeing a doctor, the reimbursement ratio and amount are related to the medical insurance policy. Generally, a certain percentage of hospitalization expenses and some outpatient expenses can be reimbursed. For example, for hospitalization expenses within the scope of medical insurance, the reimbursement ratio may be around 70% - 90%.

3. Unemployment insurance: If unemployed, under certain conditions, a certain amount of unemployment benefits can be received. The amount is generally related to the local minimum wage standard, usually a certain percentage of the local minimum wage.

4. Work-related injury insurance: In case of work-related injuries, corresponding compensation can be obtained, including medical expenses, disability subsidies, etc. The specific amount depends on the degree of injury.

5. Maternity insurance: For female employees, during maternity, they can enjoy maternity leave benefits and reimbursement of maternity medical expenses. The amount of maternity leave pay is generally calculated based on the average salary of the unit in the previous year.

In general, with a social security base of 20,800 in Huzhou, the specific amount received for each type of social security varies according to different policies and personal circumstances. It is recommended to consult the local social security department for accurate calculations.