Changsha belongs to the social security company.

Insurance Bian Xiao helps you answer, and more questions can be answered online.

I'm from Beijing, and my policy may be a little different, but I can answer your first two questions. Your company cannot pay you. You have only one choice, because only the residents of this city can pay their own social security. The answer to the last two questions is also very simple, that is, calling the Social Security Bureau directly is the most accurate answer, or you can go directly to the front desk of the Social Security Bureau for consultation, and someone will tell you what to do. /Generally, these businesses will be found in the places where you play social security, and you can also consult directly there.