Originally Posted by
percysmith
Don't worry. If they want to detain you, and they have an iota of fact they can use to claim you're a Chinese citizen, they'll use it.
Benefits of citizenship and Hukou have to be fought for, liabilities they'll stick on you like taxes.
My considerations aren't just from the China side; I can imagine certain types of employment in the US government where my formally having claimed dual citizenship by getting a CTD would cause issues were I to apply.