Trump gets too much money from China to do anything like that.
After the U.S. in 2016 elected a president little known in Beijing, hundreds of thousands of dollars in campaign contributions opened doors in Washington for Chinese nationals with high-level ties.
www.wsj.com
Tariffs? The Chinese government doesn't mind tariffs. It means more revenue for the Chinese govenment.
What the Chinese govenment does like is how Trump gives them a free pass on human rights abuses, and how Trump has abandoned our allies in the face of Chinese expansion. That's why the Chinese back Trump. Sure, the Chinese use Trump as a bogeyman, and Trump uses the Chinese as a bogeyman, but both sides are fine with that arrangement.