Du Xin, associate professor, born in 1972, has served as an international Chinese teacher for more than 20 years and a master tutor for more than 10 years, undertaking the teaching of multi-category and multi-level students. She has served as a trainer of CLEC for native Chinese teachers abroad, and has rich teaching experience and good teaching results. She is a national second-level psychological counselor, hired by Tsinghua University public welfare psychological team hotline as a psychological counselor. Collaborated with NEXUS, a well-known Korean publishing house,published more than ten books of "HSK HOW TO" series, served as the chief editor and deputy editor, and published the monograph "Chinese International Education Teaching Design and Review" in 2021, serving as the host or participating in a number of national, provincial and school-level scientific research projects. She has published several papers on teaching methods in journals such as "Chinese Learning", guided students to participate in competitions at all levels, won national and school-level projects in the "Challenge Cup" project. On behalf of the college, she has helped to establish the "China Semester" project with Ghent University in Belgium,and served as the leader.She was hired by South Korea's Samsung Human Resource Development Center as a Chinese teacher and assisted in the development of a number of teaching materials, as chief editor and deputy editor. She has served as the president of the college's trade union, the head of the Chinese language department and the party secretary of the teachers' branch, and is currently the director of the European department in the college. She has won the title of "Excellent Party Member" of Liaoning University and the title of "Excellent Individual of Women" in Liaoning University twice.