Could it be trillions in debts?
Could it be they are aligned with developing countries all over the world with belt and road?
Could it be that they have arguably the single most intelligent population in the world?
Could it be that though Americans (that includes you canadians, continent-shamers) find their lack of democracy disturbing, Chinese citizens have generally not complained about the past several millennium of rather tyrannical, centralized governance?
What a head scratcher... Why, it's almost like they're different people!
Edit: oh by the way, there's literally a billion of them