The Biden administration kept the Trump tariffs. His own policy-makers, technocrats, said that they were a necessary geopolitical tool, cited China's extensive use of tariffs (amongst other states), and noted that they must be used to protect manufacturing and in tandem with allied states.

https://www.commerce.gov/news/fact-sheets/2024/05/fact-sheet...

https://www.npr.org/2024/05/14/1251096758/biden-china-tariff...

https://www.internationaltradeinsights.com/2024/07/biden-adm...