1, educational technology belongs to education specialty. Educational technology specialty is to cultivate builders, managers and researchers of educational informatization, as well as senior professionals of educational technology who can design, develop, apply, manage and evaluate teaching resources, teaching media and teaching system in the field of new technology education.

2. Educational technology has a long history as an important aspect of optimizing educational activities, and its basis is the use of teaching media. People really used the term educational technology and formed an independent knowledge system around it, which happened after the 1960s of 19. Of course, it has a gestation period and a growth period, up to nearly a hundred years.

3. The continuous development of modern science and technology and modern educational concept endows the concept of educational technology with rich connotation and endless vitality. Educational technology is the theory and practice about the design, development, use, management and evaluation of learning resources and learning process, and its ultimate value pursuit is to optimize education and teaching. Education is people-oriented and teaching-oriented.