Huawei is slowly expanding HarmonyOS 2.0, having released the OS to over 65 devices so far. The company's latest update adds some interesting features, including a new multi-camera mode.
https://www.notebookcheck.net/HarmonyOS-2-0-receives-a-new-multi-camera-feature-in-its-latest-update.554747.0.html
Maybe first they will make system working? I have watch 3 and it has got so many errors that I will return it to the shop...