ChapterⅠ Unit 1 Manners and Etiquette Unit 2 Business Communication Unit 3 Personal Finance Unit 4 Career Development Unit 5 Work and Leisure Chapter Ⅱ Unit 6 Cooperation and Teamwork Unit 7 Performance Evaluation Unit 8 Meeting and Presentation Unit 9 Management and Leadership Unit 10 Business Culture Chapter Ⅲ Unit 11 Production and Operation Unit 12 Contract Unit 13 Delivery and Shipment Unit 14 Insurance Unit 15 Customer Service Chapter Ⅳ Unit 16 International Trade Unit 17 Cross-cultural Communication Unit 18 Globalization Unit 19 Low-carbon Economy Unit 20 Digital Era