Nov 7, 2006, Illinois Bill Enright in charge of Summer Internship Project Institute of Technology (IIT) gave return visit to RUC to give students of SIRM certifications of IIT Summer Internship Project. These certifications will benefit students when they apply to study or work abroad. Pro Wang Jian, Assistant Dean of SIRM, group leader of IIT Summer Internship Project, students of this project had warm and friendly talk with Bill Enright. They sum-up the harvest and experiences of this project, looked back on the friendship and good time spent in Chicago, and exchanged opinions on the probable cooperation in the future.