OPPO has made the latest addition to its 2021 K9 series official today (October 20, 2021). This new variant has a FHD+ 120Hz display, driven by one of the year's most prominent mid-range 5G processors with "7-layer" cooling. It starts at under US$250 for a 6GB RAM variant.
https://www.notebookcheck.net/The-OPPO-K9s-launches-with-the-Snapdragon-778G-processor-a-3-5mm-jack-and-more.574195.0.html