CDIO is a kind of education which trains advanced technology applicable talents for the first line in the fields of production, construction, management and service. And it is the basic guarantee of success of CDIO education to establish and train a "double type" teacher staff conforming to the requirements of the development of CDIO education. Errors existing in training the teacher staff and the specific content of “double-type” teachers in Chinese engineering colleges under the mode of CDIO are analyzed, and then measures of training “double-type” teachers in engineering colleges under the mode of CDIO are proposed in the paper.