That is true in many cases.
But they are gaming the system nonetheless.
Why don’t they have their babies in China?
In South Korea, at least, wealthy women come here to have their babies because dual citizenship means their children won’t be subjected to the military draft.
From what I read many are from the wealth pro west group. They are afraid of a political uprising and want to have a place to land for their children and themselves
Yes they are gaming the system. Just like the head of China did when he obtained a Hawaiin birth certificate. Anyone could get one gaming that system (including Obama). All loopholes should be closed in all systems. And those who gamed it exposed