Never saw these before.

Exactly! ^^^^^^^

The owner/seller of the product the want/have made should meet the spec given to them, the standard of quality should be stated and meet. Then QC and the seller of the part should be making sure it’s what they want to sell.

If junky crap works & sells, that’s what you’re getting.
I’m sure it’s reflected in the price tag.
Everyone wants cheap and excellent quality. You can’t have both, pick one and suck it up.