Earlier quoted context omitted.
"China" claims it is part of the People's Republic, which it is indeed not. But both sides agree that it is China. Like Korea includes both North and South even if there are two states.
In practice, that's a useless tidbit. Would you rather be the average South Korean or the average North Korean? Their lives are completely different, those are different states for a reason.
Ask Chinese, ask Koreans. Also ask Germans or Vietnamese.
You could also ask Foxcomm's founder.