Many people forget that during the 2008 financial crisis, external demand suddenly disappeared.

Export orders suddenly vanished.
You can look up reports from that time; there should still be many videos and articles online.
Of course, now the size of the economy can't be compared to back then, and urbanization has advanced by a big step.
However, the supply of manual labor has also greatly decreased.
The dependence on foreign trade has dropped from over 50% to 30%.
From 2008 to now, it's only been 17 years; older business owners should still remember.
Young people might have forgotten.
If you're interested, take a look back.
It may not necessarily happen again, but understanding how business owners survived during that era, and what happened afterward, might also have some reference value...