This isn't the best source, but the claims are there: https://blog.aboutamazon.com/company-news/product-safety-and-compliance-in-our-store https://blog.aboutama

This isn't the best source, but the claims are there: https://blog.aboutamazon.com/company-news/product-safety-and-compliance-in-our-store https://blog.aboutamazon.com/company-news/product-safety-and... Only difference from what OP suggested is it doesn't seem they manually look at all initial listing. Apart from that it seems they claim having exactly the described system by OP in place.