We sell very little to China that is made in the USA. So technically if China completely fails it should have very little impact.
If China finds itself having to sell all the US t-bills they're holding, in order to pay their bills, then we will be affected VERY quickly.
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About 7.6% of our exports or 124 billion dollars goes to China.
1. Oil seed: $15.3 billion
2. Aircraft, spacecraft: $13.9 billion
3. Vehicles: $13.2 billion
4. Machines, engines, pumps: $12.5 billion
5. Electronic equipment: $12 billion
6. Medical, technical equipment: $7.5 billion
7. Plastics: $5.1 billion
8. Woodpulp: $3.4 billion
9. Copper: $2.9 billion
10. Wood: $2.7 billion