Today, with new tooling finally available from Huawei, Transistor Software’s Background Geolocation SDK now includes support for Huawei HMS on those devices which do not include Google Play Services.
Here's a nice little presentation by Harry Tormey at React Chicago which clearly lays out the complexities involved with tracking a device's location in the background and why this needs to be done directly with Native APIs.
This is exactly what the Background Geolocation plugin does for you.