How do two Huawei mobile phones locate each other?

Please refer to the following methods:

Demo mobile phone: Huawei P30

System version: EMUI 10.0

1. First, after entering Huawei's mobile phone system, choose to find mobile phone applications.

2. After entering, click the login option below.

3. After clicking, select the option below and log in with other Huawei accounts.

4. After selection, enter the Huawei account of another Huawei mobile phone to log in.

5. After logging in, select the device name of another mobile phone below.

6. Click to locate the location of another Huawei mobile phone.