Reportedly, Xiaomi is preparing to launch two more new flagship smartphones in what may be a mid-generation refresh of the Xiaomi 12 series. At least one will feature the Snapdragon 8 Gen 1 Plus, an upgraded Snapdragon 8 Gen 1 that Qualcomm has not released yet.
https://www.notebookcheck.net/Early-signs-of-the-Xiaomi-12S-and-Xiaomi-12S-Pro-emerge-online.614666.0.html