Samsung has been taking pre-orders for its new Galaxy Z Fold3 and Flip3 premium smartphone in its native South Korea since August 17, 2021. The figures involved for the 2 new flexible-display devices are reportedly already double those of the Galaxy S21 series. They have also outdone the Galaxy Note 20 line in the same way.
https://www.notebookcheck.net/The-Galaxy-Z-Fold3-and-Flip3-have-outdone-the-S21-and-Note-20-lines-in-terms-of-first-week-South-Korean-preorders.556519.0.html