seems to be talking about:
The next iteration of HarmonyOS known as HarmonyOS NEXT was announced on August 4, 2023. It replaces the OpenHarmony multikernel system with its own HarmonyOS microkernel at its core, removes all Android code and supports only apps in its native App format.[11][12] It is currently in beta testing and is expected to launch in the fourth quarter of 2024.[13]
HarmonyOS - Wikipedia
Since it is from China, there might be restriction on what can or cannot be in their app store, AnkiMobile was taken out of Apple app store because the server wasn’t located in the region, you can read more in these threads