Yes, they usually are. They're usually from the same factory that supplies Samsung, apple, etc. Samsung gets the best screens, the ones with a few dead pixels

Yes, they usually are. They're usually from the same factory that supplies Samsung, apple, etc. Samsung gets the best screens, the ones with a few dead pixels go to the no-name manufacturers. There are YouTube videos about this. There is also a whole market of used "shucked" smartphone components.