This is a guarentee.
If the island of Taiwan looks likely to fall, the last pair of B1s or a flight of B2s will flatten each and every high tech site on that rock.
Relying on the so called ‘kill switch’ which is supposedy built into the factories is not something the US will do.
Scorched earth.
Also has the side effect of the Taiwanese knowing that if they dont put up a sufficent fight to repel invaders their GDP and lifestyle affordance will be over.
…
Part of me also suspects that key individual’s will already have been identified and marked for extraction, operation paperclip style, so that knowledge cant fall into enemy hands either.