What insurance can replace social security?

High-end medical insurance+critical illness insurance can supplement or replace social security.

The former reimbursement does not limit the general drug category, and the critical illness insurance can be paid in one lump sum.

High-end medical care, it will be much cheaper to buy with social security, and it will be much more expensive without social security.

Critical illness insurance does not limit whether there is social security.

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