On a serious note, national pride should be set aside and if astronauts from any nation are stranded, any other nation with a vehicle on the ready should be made available.
Of course “generous” compensation should follow (agreed upon beforehand).
There should be a MOA between all nations with manned space programs: China, Russia, US.
That, and a universal dock design.
Agreed—and all nations should agree to have universal docking equipment in their designs.
Common sense is apparently uncommon.
Different orbits, and likely different docking mechanisms.
One doesn’t just launch a rocket and scoot over to pick them up. I am sure China has a spare that they can send up to bring back a couple of them. That tube in space must be getting pretty small with six folks in there.