Xiaomi's upcoming flagship lineup, the Xiaomi 12 series, will be headlined by phones like the Xiaomi 12 and Xiaomi 12 Ultra. The company appears to be working on a smaller phone in the series, though, and early details of that device have now surfaced.
https://www.notebookcheck.net/Early-details-of-the-Xiaomi-12-Mini-surface-in-the-wild.579036.0.html