The article actually gave an example of sanitizing wipes that expired on January 31.

Agreed, some of the stuff they're selling is don't have expiry dates, like disposal gowns. But some of the other stuff is literally junk sold to the City for exorbitant prices, like uncertified "N95" masks and the article lead-in "bridge vents" which were ever used and will never be used, as they're not actual medical devices, but rather something built by amatuers thinking this is how it ventilators work.