The sister schools of NTNU are located around the world. Vice-rector of the University of Warsaw. Warsaw Prof. Maciej Duszczyk came to NTNU on April 26th with administrators and signed an MOU. According to Prof. Maciej Duszczyk, now we focus on Chinese teaching, in the future, the cooperation may be expanded to the College of Science, the College of Education. Executive Vice President Sung Yao Ting, Associate Vice President Liu Yi De, Executive Director at the Steering Committee for the Test of Proficiency-Huayu Chen Bou Hsi, Director of the Department of Chinese as a Second Language Chen Jenn Yeu, Associate Director of the MTC Tu Chao Mei welcomed the guests from Poland.