Communication Big Data Travel Card is a free inquiry service provided by China ICT Institute, China Telecom, China Mobile and China Unicom for mobile phone users in China. Mobile phone users can query all the city information they have visited in the previous 14 days through this service.
If you find that your communication itinerary card is displayed incorrectly, you can refer to the following methods: 1, China Institute of Information and Communication. Send an email to China ICT Institute with your email address to explain your situation, and then wait for a reply. After receiving the reply, follow the email prompts and log in to the communication big data travel card again half an hour later. Note that the working hours of China ICT Institute are from Monday to Friday.
2. Operator. Because we need to get rid of the wrong city information, which belongs to the operator, so we call the corresponding operator to find human customer service to help and explain the situation. If it is not resolved within one or two hours after the call, you can try to call several times until it is resolved.