How to check the call duration

Online inquiry, SMS inquiry, call customer service.

1. Online inquiry: log in to the online business hall of the operator you are using, and look up the related information of call duration in the inquiry service option.

2. Sending SMS for inquiry: The operator provides the service of inquiring the call duration by sending SMS. Send a specific short message instruction to the operator's inquiry number, and the operator will reply a short message containing data such as call duration.

3. Call the customer service phone to inquire: call the operator's customer service phone to contact the customer service staff, provide the necessary identity information for verification, and inquire about the call duration.