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https://twitter.com/marketplacepuls/status/1391469998393241600

Amazon Removes Popular Tech Brands Amid Fake Review Leak | Digital Trends

https://www.digitaltrends.com/mobile/amazon-removing-popular-accessory-companies-fake-product-reviews/

Interesting. They nuked a couple of huge sellers. Their stuff is not available to buy.

Amazon is cleaning house, removing more tech brands from its store

https://phandroid.com/2021/06/16/amazon-is-cleaning-house-removing-more-tech-brands-from-its-store/

+

Amazon asks social media companies to help it root out fake reviews
https://www.cnbc.com/2021/06/16/amazon-asks-social-media-companies-to-help-it-root-out-fake-reviews.html

Amazon delists RavPower, TaoTronics, and Vava as its crackdown on fake reviews continues

https://www.androidpolice.com/2021/06/17/amazon-delists-ravpower-as-latest-target-in-its-crackdown-on-fake-reviews/

"These Chinese companies knew what they were doing"

Amazon says it's permanently banned 600 Chinese brands for review fraud
https://www.theverge.com/2021/9/17/22680269/amazon-ban-chinese-brands-review-abuse-fraud-policy

Unfortunately, this is a bit of a whack-a-mole situation.  Many of those Chinese sellers have several accounts they work through.

>several

An understatement, I think, particularly in small electronics.  I sometimes see two or three identical items for unique products or product designs (but listed as different brands) offered within a narrow price range. 

Chinese companies are suing Amazon after getting banned for paid reviews - The Verge
https://www.theverge.com/2021/9/29/22701144/amazon-chinese-companies-lawsuit-paid-reviews