1. Preparation of application materials: Prepare all necessary application materials, including transcripts, letters of recommendation, personal statements, etc. Ensure the completeness and accuracy of the materials to improve the success rate of the application.

2. Language requirements: The University of Michigan at ann arbor has certain language requirements for international students, and usually needs to provide TOEFL or IELTS scores. Know and prepare for the corresponding language test in advance.

3. Visa processing: International students need to apply for an American student visa (F- 1 visa). Understand the visa application process and required materials in advance to ensure that the application is submitted on time.

4. Accommodation arrangement: The University of Michigan at ann arbor offers two options: student dormitory and off-campus rental. Know the accommodation cost, facilities and application process in advance, and make a choice according to your own needs.

5. Economic preparation: The expenses for studying abroad include tuition, living expenses and accommodation. Make financial preparations in advance to ensure that you can pay for studying abroad.

6. Cultural Adaptation: The University of Michigan at ann arbor is located in the Midwest of the United States, which is quite different from China. Understand the local cultural customs and lifestyle, and be prepared to adapt.

7. Academic Planning: The University of Michigan at ann arbor has rich academic resources and course selection. Understand the school's curriculum and academic requirements in advance and make a reasonable academic plan.

8. Social activities: Participating in school social activities can help international students better integrate into campus life and make friends. Actively participate in the activities organized by the school to broaden their interpersonal relationships.

9. Health insurance: International students need to buy American medical insurance. Understand the types and purchase methods of insurance, and buy appropriate insurance in time to deal with emergencies.