According to a new report, Google and Xiaomi remain on track to release foldable smartphones before the end of 2021. Both companies will use Samsung's ultra-thin glass (UTG) technology, which the latter uses in the Galaxy Z series.
https://www.notebookcheck.net/Samsung-UTG-orders-put-Google-Pixel-Fold-and-Mi-Mix-Fold-2-in-the-frame-for-releases-this-year.551192.0.html