Again, I’m not sure this is accurate, as the US Treasury is actually receiving billions of dollars from China due to the tariffs. They are actually paying us!
U.S. importers are paying the duties/tariffs to the U.S. government (eventually passed on the the end customer).
https://www.investopedia.com/terms/i/import-duty.asp
https://www.cbp.gov/trade/programs-administration/entry-summary