1. Open the settings in Hisense mobile phone and enter the "Battery and Performance" option.
2. Click the "Apply Energy Smart" option.
3. Find Huawei Health Application and open "background operation permission".
4. Open "Permission displayed by upper layer of other applications" and select "Allow".
5. Return to the previous interface and set Huawei Health Application to "General Power Saving".
6. Enter "wlan" and click "Advanced Settings".
7. Enter "When power consumption is high in the background" and set Huawei Health Application to "Allow".