The POCO X3 NFC smartphone is to receive a new MIUI 12 build before it gets Android 11. Xiaomi has announced a beta stable Global ROM for the POCO X3 NFC that is currently being pushed out to select users. It seems owners can expect to get an upgrade to Android 11 soon as well, thanks to an appearance on Geekbench.
https://www.notebookcheck.net/POCO-X3-NFC-receives-new-MIUI-12-update-while-Android-11-waits-in-the-wings.509239.0.html