After the US added
Huawei to its entity list, Google terminated its cooperation with Huawei. This meant that
Google's GMS service would no longer be available to Huawei. Although the Android system is an AOSP open-source system, Google integrates a series of applications and services that are not open-source. These include Gmail, Chrome, Google Maps, Google Play, YouTube, etc. Despite the temporary license, Huawei's latest smartphone still can not use GMS. However, Huawei now has its own system, HongMeng OS (HarmonyOS). Having the system is not enough, it also needs an ecosystem of apps. I
n order to cope with the unavailability of Google Mobile Services, Huawei has launched the HMS ecosystem.