Abstract:Foreign language materials development and teacher professional development are the key to the success of higher foreign language education reform.Foreign language materials development not only plays an important role in achieving talent cultivation goals for students, but also has a facilitative effect on the professional development of foreign language teachers.This paper first explains the connotation of foreign language materials development, and points out that foreign language materials development has four main characteristics: value guidance, theoretical guidance, expert guidance, and technical guidance.Then, the facilitative effect of foreign language materials development on teacher professional development is discussed from the aspects of enhancing their professional knowledge, professional ability, moral character, and emotional identity.Finally, it is recommended to provide more training on dynamic and situational development of materials for foreign language teachers in the future.