You need to look at the big picture. China and USA are at the start of a decades long struggle for supremacy. Deliberately provoking, insulting and antagonising your closest allies is extremely dumb. To be honest, I'm not sure USA under Trump has the patience or the stomach for it anymore. Try reading the conclusion to this briefing. A brief quote below:
Support from our allies is not optional if we are serious about competing successfully—and Beijing will see any diminution of our alliances as an “own goal” by the United States.