Personal filing company pays social security.

After the new unit gives you social insurance, you can file it personally. The specific procedure depends on the filing center, but I suggest that you transfer the files to the unit for collective filing, so as to facilitate the unified management of the unit. In the future, your company will store all the information in your file, so that the information in your file is complete.

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