How old can a child buy social security?

It depends on what insurance to buy. You can buy both the new rural insurance and Chenghe, as long as you have an account.

legal ground

1. Employees participating in social insurance must meet the minimum age requirements for employment such as the Labor Law. As a child worker under 16, naturally, he can't participate in social security, and as a minor worker (above 16 and below 18, the post should meet the relevant provisions of the Special Protection Regulations for Juvenile Workers), he can participate in insurance. Maximum limit: those who exceed the statutory retirement age (60 for men, 55 for women cadres and 50 for women workers) cannot participate in employee social security. 2. Social security for urban and rural residents includes endowment insurance and medical insurance. The insured must be 16 years old or older; Medical insurance can be insured from birth (some places allow prospective newborns to participate), regardless of age.