How is it that the mobile phone housekeeper automatically sends a text message to 10086?

Mobile phone housekeeper belongs to monitoring software, and it is set with automatic flow calibration. During traffic calibration, the mobile phone will automatically send a short message to the operator and obtain the current traffic information from the received short message to achieve the purpose of calibration.

Solution:

Enter the mobile phone housekeeper

View permission management, as shown in the figure below:

Then send SMS in the permission to view the list of applications with SMS sending behavior.

Finally, it is found that there are applications that send short messages, and the short message permission of third-party applications is "forbidden".