No are fake, It are a limited production of capacitors, that was discontinued to another countries, except china, actually are reselled a new models in amazon and with other caracteristics:
https://www.amazon.com/dp/B07TC7Z26J/ref=sr_1_4?dchild=1&keywords=220uf+16v+capacitor&qid=1602406316&sr=8-4
Actually Site a sub division of China Store(site.china.cn) are selling it: https://site.china.cn/dianrongqi/4195213960.html
The seller are Sr. Xia with the wechat number: 13356460206, are a registered private company, basically of the local market of china, the actual price is: ¥0.35 by unit.
Here the official store:
https://www.china.cn/dianrongqi/4195213960.html
Elna are not a official seller, but the products from Sr. Xia, can be reselled.
Elna are not an original fabricant seller, but the products from Sr. Xia, can be reselled because not are manufactured in other countries, are not a international production, only in china it means, you can redistribute with your own mark because not apply any law outside of chine except when are a worldwide trademark, thats why elna can redistribute, amazon buy that by a resellers in this case Tegg.