1. Comprehensive strength of the school: including comprehensive evaluation of teachers, scientific research level, discipline construction, teaching quality, employment rate of graduates, etc. You can refer to some authoritative university rankings, such as QS World University Rankings and China University Rankings.

2. Specialty setting: According to your own interests and specialties, choose to set up schools with related majors. You can consult the school's professional catalogue to understand the training direction and curriculum of each major.

3. Geographical location: Considering the living cost, convenient transportation, climatic conditions and other factors, choose the city and region that suits you.

4. Campus environment: You can refer to the school's campus scenery, student activities, community organizations and other information to understand the school's campus cultural atmosphere.

5. Tuition fees and scholarships: According to your own economic situation, choose schools with moderate tuition fees and more scholarship opportunities.

6. Internship and employment opportunities: understand the school-enterprise cooperation and the employment prospects of graduates. You can consult the employment report of the school to find out the employment rate and average salary of graduates.

7. Consultation with seniors: communicate with seniors who have already studied or graduated from school to understand the actual situation and academic atmosphere of the school. You can participate in the school's open day activities and communicate face to face with the students at school.

Finally, when volunteering, you should fully understand your interests and development direction, and make wise choices based on the comprehensive strength and professional characteristics of the school. At the same time, we should maintain some flexibility, because the college entrance examination volunteers are not static and have some room for adjustment.