Flexible employment social security enrollment conditions

Hello, what are the requirements for flexible employment to pay social security? Dear, I'm glad to answer for you. Flexible employment to buy social security you need to meet the following conditions: First, is to the place of registration to buy social security. The age of the individual has not reached the age of retirement, that is, not more than 60 years old for men and not more than 55 years old for women. Third, the insured person is a part-time employee, that is, the person did not sign a labor contract with the enterprise, does not belong to the urban workers such as full-time employees.