Do I have to have numbers on both sides for continuous calls?

The software does not need both parties to store numbers, but needs to be in the contact list through friends.

China Unicom is a communication software that comes with Huawei mobile phones. This software can be used to make voice calls, video calls and support SMS sending.

Users can view the call records in two ways: the APP version can be viewed directly in the APP and the telephone version can be viewed on the telephone page.