The Redmi Note 11 phones are barely a month old on the global market but Xiaomi already has its sights set on the Redmi Note 12 series. Word from multiple corners indicate that a debut for the Redmi Note 12 series in China isn't as far away as some would expect.
https://www.notebookcheck.net/Xiaomi-Redmi-Note-12-series-set-to-land-sooner-than-expected.602211.0.html
If their SW department could keep up with their HW department, Xiaomi would have made MIUI 25 on Android 24 by now.
Instead we have a ton of different phones that barely differ on a few components and don't get updated as much as they should (quality, frequency and length of time).