International trade, etc. According to the inquiry of the teaching staff of the national planning textbook for secondary vocational schools, International Trade and Basic Knowledge of International Trade (3rd Edition) in Jiaxing Vocational High School are equipped with CDs, which include presentations, test questions, case libraries, video animation libraries, teaching charts and charts, expanded reading, etc., in order to help teaching assistants, have a clear structure, connect with the reality of import and export trade, and strengthen practical skills training.