What does China Mobile's Anxin trumpet mean? What number is it?

Mobile peace of mind trumpet is a kind of business that provides customers with temporary mobile phone numbers for renting houses, online shopping and other scenarios. Without replacing the SIM card, the customer will add a temporary number in a short time, that is, the mobile security trumpet, which corresponds to the customer's real number one by one. Mobile Anxin trumpet is China Mobile's 1 1 digit mobile phone number. There are four kinds of service charges: 7 days free, 14 days free, 2 1 day free and charge (0.2 yuan/day). Warm reminder In order to ensure the communication security of customers, Anxin trumpet platform is currently being upgraded. During the upgrade period, the application and expansion of Anxin trumpet service will not be supported temporarily (the original application can be used normally), and the recovery time will be notified separately.