The part where they can (and do) impose tariffs upon incoming goods and we do not. It's not free.
The DC crowd has bought into the narrative that the USA is the "lucky" beneficiary instead of hard work and capitalism, a way of life, that has landed us as the voice of the free world. Lest we used to be.
And Yes, China fluctuates their currency to gain advantage. Who wouldn't.
Fire bad! Asshat
If they want to punish their citizens with tariffs, let them. Thank God we don’t.