So this is how the world ends...
keep dreaming on.China can't hold up for very long if trade war drags on. Papa Xi would need to find ways to feed his 1.3 billions children. Manufacturing jobs might come back to North America, though Mexico would be the one who rips the profit. Papa Trump would need to find way to reduce cost for manufacturing goods and services in US.
Papa Xi might pull strings on his puppet Kim Jung Un to withdraw from the summit.