Since 2008 financial crisis China has gone on a credit frenzy and created more credit than the value of the entire US banking system and we're talking several trillions $$. That money was spent on ghost cities, bridges to nowhere and many many other useless lavish projects that will never make any return on the investment,  making many Chinese enormously rich very fast at the same fast. As a result of that China has become a Ponzi scheme, so the Red Barrons in Beijing cannot afford any trade war with anybody, because it will collapse their fragile system and make poor masses very angry. China has more to lose than gain here, Trump has the upper hand...