I posted last week on the visit: US-China strains to increase as US confirms its sending its UN ambassador to Taiwan

Meeting Twaiwan's President on Thursday, which will anger China.

And, China will not be happy with this either (from the weekend):

There may be deliberate stoking of tensions with China from the US in order to distract from the domestic terrorism incident in Washington last week encouraged by Trump that is likely to lead to his 2nd impeachment:

I posted last week on the visit: US-China strains to increase as US confirms its sending its UN ambassador to Taiwan