[AmericaUnited]

But there is nothing stopping the Chinese from selling all of those securities tomorrow

Not really! If they did that, they would flat out destroy their own economy and they know it.

[expat_panama]

selling all of those securities tomorrow

Tomorrow's Saturday and my brokers are closed; dang!

Now if only they'd sell them all on Monday and I could pick up a few $10k T-bills due next year for just $87.50 each....