It depends on what kind of insurance you buy. Different insurance regulations are different. Generally, children can be insured 30 days after birth. The older the child, the higher the premium.
You can look at the Sunshine Tour Education Guarantee Plan (dividend-paying) (/question/1860948760237252827), and you can choose your own collocation according to your needs. This product is an education fund protection plan specially designed for children. You can freely choose junior high school education fund, senior high school education fund, university education fund and marriage venture fund according to your baby's age and actual needs in the future.
I hope my answer is helpful to you!