Two significant differences. Korea is not a major world player with aspirations to dominate the world economy. China is. And is succeeding.
And Korea is a presidential constitutional republic with a liberal democratic system. China is a one-party communist state that is governed by the CCP which gives them a total monopoly of political power. A look into history says we should be leery of any party that operates with a total monopoly. So yes, very China specific.
I thought the ad was good, especially since it used Trump's own hero to undermine his tariff tactics.
But I find it quite surprising that Carney would apologize since it seems highly unlikely he wouldn't have known about the ads beforehand, given his ties to Ford. But then again, this is Trump he's dealing with.