It's this manufacturer https://www.ulefone.com/index.html https://www.ulefone.com/index.html and probably many more out there, typically in the budget segment.

It's this manufacturer https://www.ulefone.com/index.html https://www.ulefone.com/index.html and probably many more out there, typically in the budget segment. I can say that their rugged designs served me well, but some of the newer phones apparently have this weird component for wireless earphones and I don't really want that, so my current and future purchases are from different manufacturers. Was actually pretty close to stock Android, though!