> But China blocks American companies from their market, or extracts unfair concessions from them. So the US should do the same until they change their practices.

This needs a little more motivation. 19th-century China (and indeed, early 20th-century China) systematically broke the feet of all upper-class women, preventing them from ever being able to walk normally. But I don't think the primary reason we don't do that is that China stopped doing it.