What is the difference between individual users and unit users of Changzhou social security?

The social security relationship handled by the work unit belongs to the unit payment user, and the individual payment user who has no work unit belongs to the social security relationship handled by flexible employment. Different payment methods have different payment ratios. Your social security relationship is handled by the company and belongs to the unit payment user. Your personal pension insurance is less than that of individual users, but the total payment of pension insurance is more than that of individual users.

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