Why is the itinerary card offline?

In order to thoroughly implement the decisions and arrangements of the Party Central Committee and the State Council on further optimizing the prevention and control measures of the new coronavirus epidemic and scientifically and accurately carry out prevention and control work, in accordance with the relevant requirements of the Comprehensive Group of the Joint Prevention and Control Mechanism of the State Council, on December 13 Starting from 0:00, the "communication itinerary card" service will be officially offline. "Communication itinerary card" SMS, web pages, WeChat applet, Alipay applet, APP and other inquiry channels will be offline simultaneously.

Related introduction:

Communication big data itinerary card, commonly known as "itinerary code". It is a query service provided free of charge to 1.6 billion mobile phone users across the country by China Information and Communications Technology Research Institute and three basic telecommunications companies, China Telecom, China Mobile and China Unicom, using mobile phone "signaling data" to obtain the base station location of the user's mobile phone. , launched on March 6, 2020. Mobile phone users can use the service to check information on all cities and towns they have visited in the past 14 days.