I guess US knows they have to let some companies go to China, but they are getting a lot of business out of this too. For example:

A survey by the German Chamber of Commerce and Industry last September found that 43 per cent of large industrial companies were planning to relocate their operations outside of Germany, with the US being the top destination.

https://www.ft.com/content/5d98bcab-c8bc-49c8-83a0-88522194f64d