It is. You can erase all debts by hyperinflation, for example.
China for sure has problems, but it's not the "crashing down tomorrow" kind of problems. They still have a robust growth, now that COVID restrictions are over.
China is on its way out.
It's amazing how many racists come out in these threads.
China's population is projected to peak at 1.7B by 2060 and then fall to 1.5B by the century's end: https://www.brookings.edu/blog/order-from-chaos/2023/04/24/c...
If anything, China is leading the world at trying to live with a static population numbers (and EVERYONE will have to do it eventually).