The Redmi K50 series has made appearances on Geekbench, the 3C and TENAA in the last few days. Third-party cases have started popping up online too, while Xiaomi has confirmed a few features, plus a February launch date.
https://www.notebookcheck.net/Xiaomi-Redmi-K50-series-to-launch-in-February-with-a-Snapdragon-8-Gen-1-12-GB-of-RAM-120-W-charging-and-a-4-700-mAh-battery-as-case-design-leaks.591410.0.html