Social security in Guangzhou. Is it necessary to buy social security with a Guangzhou hukou and a freelance job?

If you don't want to have your own independent and stable financial resources, life and medical care are guaranteed, you don't have to rely entirely on others, you have your own voice in the economy, and you can also reduce some financial burdens for your children, you don't have to buy it at all. Whether to buy or not is your personal right and freedom.