What does the social security manual look like and what does it say? Who will fill it out?

There are many situations: 1. If you pay endowment insurance in the company, it will be kept in your file by the company. 2. Some of them are kept by themselves, and some are kept in the custody department. 3. Now there are social security cards in general, and they are all in their own hands.

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