Abstract: The trend of educational informatization requires that the knowledge system and teaching evaluation of college English teachers should change accordingly, and TPACK becomes a new framework for teacher development. On the basis of fully understanding the information teaching ability system of college English teachers, Changzhou University carried out the practice of cultivating college English teachers' TPACK ability based on iTEST platform. Through the construction of TPACK learning community and iTEST platform, college English teachers' informatization teaching evaluation ability is improved, which effectively promotes the cultivation of teachers' information literacy.

Key words: iTEST platform, College English teacher, TPACK ability