Actually US and China is disengaging, and we can already see what would happen if trade were to stop tomorrow, by what's happening now.
China June 2023: Massive reverse migration by laborers back to countryside, Shanghai population down 135k compared to 2021 https://www.scmp.com/economy/china-economy/article/3215126/s.... Physical retail closures up to 80%. Entirely empty malls in Beijing, Shanghai, and Shenzhen. Real estate prices dropping 30-50% in tier 1 cities. Shanghai, Shenzhen and Beijing having 50k+ used homes for sale in span of 2 months. Shipping containers pile up 7 stories in every port https://www.scmp.com/economy/china-economy/article/3210870/c....
China June 2023: Massive reverse migration by laborers back to countryside, Shanghai population down 135k compared to 2021 https://www.scmp.com/economy/china-economy/article/3215126/s.... Physical retail closures up to 80%. Entirely empty malls in Beijing, Shanghai, and Shenzhen. Real estate prices dropping 30-50% in tier 1 cities. Shanghai, Shenzhen and Beijing having 50k+ used homes for sale in span of 2 months. Shipping containers pile up 7 stories in every port https://www.scmp.com/economy/china-economy/article/3210870/c....
US June 2023: not much.