Zhuhai newborns buy social security cards.

First of all, you should have a full-time job in Zhuhai;

Then, your work unit will help you buy social insurance. Usually, you pay less than half by yourself and more than half by the company.

However, if you don't have a stable job in Zhuhai,

You can also contact a company through relationships and ask this company to help you buy social security, but you may have to pay the full amount every month.

Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.