Where did they find enough used condoms to make this a profitable venture? There is no way they just picked them out of the trash, they had to be at least partially presorted somehow.
I don't know exactly why, but this article makes me think of this site.
Yeah it is extremely impressive, that's for sure. The determination of the people is really something to admire and Vietnam should be very proud of how far they've progressed, they had the best coronavirus response of any country, I think still at 0 deaths. Seriously impressive