Yea, this is what China calls itself. Since around the 8th century, apparently.

The second superpower in the Rigasian Timeline. Similarly to our timeline they went through series of popular revolutions that ended with a total change of their government system, but things are quite different otherwise.

Since what in our world became the USSR fragmented before even getting started, and Zhongguo was in a slightly better start position, they ended becoming the superpower that leads the half of the world that Rigasia doesn't.

In Session 3 it was announced that they had managed to build their own working version of the Bomb.