What's the name of Unicom's sub-number app?

Unicom's secondary number is the secondary card service of 3G business. 3G mobile phone users can apply for a supplementary card to plug into other 3G Internet devices and enjoy the traffic in the package together with the main card. At present, the 4G service does not support the secondary card service. At present, Unicom has no "virtual sub-number" for the time being. 2. In some areas, the Woxiaoxiao service was launched.

You can apply through the wo trumpet app.

"Wotrumpet" service refers to adding multiple (up to four) trumpets on the basis of customers' existing mobile phone numbers without changing phones or cards, so as to meet the needs of customers for voice communication and short message communication with different people using different numbers.

Due to the differences in local policies, the actual situation of local Unicom shall prevail.