Oh yeah, trade relations with China are great. We're chummy as hell. And the reason why China remains aligned with Russia and France on the Iraq WMD inspections is...?

And the trade relations will trump the "Taiwan problem" how?

China is playing it's usual snake in the grass games. If they were to intervene on the Korean peninsula, there would be a huge price in some sort of extortion plot that the US would have to pay to keep from losing San Francisco or LA.