The promulgation of the standard "Teachers' Digital Literacy" is of far-reaching significance. Its goal is to encourage teachers to improve their comprehensive abilities in an all-round way in the digital age, so that they can skillfully use digital technology to optimize, innovate and change education and teaching activities. At present, colleges and universities shoulder an important mission, and it is necessary to explore practical and effective measures and methods to comprehensively improve teachers' overall digital literacy. The purpose of this paper is to study how to deal with the challenges and opportunities brought by the digital age and the rapid development of artificial intelligence technology to the field of education, and to improve teachers' digital and artificial intelligence literacy through in-depth discussion and practice, so as to optimize educational and teaching activities and promote educational innovation and development.