It is not easy to realize how strange it is when you live in an existing system, but when you have the chance to talk with people from other countries, you realize the huge difference.

I enjoyed my talk with my great friends tonight, and we talked about the Resident Permit (Hokou) system in China. To be honest, I didn't feel it too strange before I explained it with my own mouth. After that, even I think it is not reasonable at all, and astonished to hear what came out of my own mouth. Let me explain it to you.
 

What is Hukou

Hukou is b