What is a virtual number?

Virtual number refers to the telephone number without actual physical telephone line, which is a telephone service realized through the Internet or other communication networks. Users can use the virtual number for basic telephone services, such as incoming and outgoing calls, voice messages and SMS reception, and also provide advanced telephone services, such as caller ID, call forwarding and call screening. Virtual numbers can be used in many occasions, such as e-commerce platforms, online education, financial services and so on. Compared with the actual physical SIM card, the use of virtual number is more flexible and convenient, and users do not need to change their mobile phone cards, so it is favored by more and more users.