E-education (Educational Technology) has gone through more than 80 years of development since 1920s. Its development is hard. For mailing the e-education develop faster and better, the research of developing history of e-education is significant. E-education industry as an important part of e-education system is the important part of developing history research and discussion of e-education.%中国电化教育(教育技术)从上世纪二十年代发展到今天已经走过了80多年的风风雨雨.在这中间我国电化教育的发展经历了三起三落,为了使我国电化教育能够更快更好的发展,电化教育的发展史研究就显得更加重要.电化教育产业作为电化教育系统的一个重要组成部分,构成了电化教育发展史研究和探讨的重要方面.
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