1. Virtual teaching is a summary of two-way interactive teaching based on computer and electronic communication technology.

2. It is not only different from face-to-face teaching, but also different from one-way, non-real-time distance teaching based on the application of printing, broadcasting, television and audio-visual technology to design, produce and send course materials.

3. Virtual teaching is a simulated campus teaching or a simulated classroom face-to-face teaching by using electronic information and communication technology. At present, it is mainly used in various distance education systems, traditional educational institutions in multiple campuses, universities and other social organizations in a country (including industries), and many universities, institutions and companies across the country, intercontinental and global.