What is often referred to as the base of social security means

Legal analysis: the social insurance base, referred to as the social security base, refers to the base of the employee's social insurance contributions in a social security year. It is determined according to the monthly average of all wage income earned by the employee from January to December of the previous year.

Legal basis: Social Insurance Law of the People's Republic of China

Article 60 Employers shall declare and pay social insurance premiums in full and on time, and shall not suspend or reduce them except for force majeure and other legal reasons. The social insurance premiums to be paid by employees shall be withheld and paid by the employer on behalf of the employee, and the employer shall inform the employee of the details of the payment of social insurance premiums on a monthly basis.

Individual industrial and commercial households without employees, part-time workers who do not participate in social insurance with their employers, and other flexibly employed persons may pay social insurance premiums directly to the social insurance premium collection organization.

Article 61 A social insurance premium collection agency shall collect social insurance premiums in full and on time in accordance with the law, and inform employers and individuals regularly of the status of payment.

Article 62 If an employing unit fails to declare the amount of social insurance premiums to be paid in accordance with the regulations, the amount to be paid shall be determined in accordance with 110 percent of the amount of the contributions paid by the unit in the preceding month; after the contributing unit has made up for the declaration, the social insurance premium collection agency shall settle the bill in accordance with the regulations.