On the evening of February 28, Beijing time, the International Cooperation Office of the University of North Iowa in the United States launched an online publicity meeting for Chinese and American students majoring in international trade, grade 20 and grade 21 students and their parents. The publicity meeting was held smoothly. Teachers from the University of North Iowa International exchange explained in detail the relevant matters of the 2 + 2 project and the popular disciplines of the business school, And answered the questions of students and parents.