Freshman summer vacation: You can participate in some volunteer activities or other social activities, and focus on basic courses with heavier credits.
Sophomore: You can start to seek help from teachers or counselors, participate in some scientific research projects, think about the school you want to apply to, and check the school’s major and application requirements. Sophomore summer application and participation in summer internship.
Junior: Actively participate in scientific research projects, test GRE, TOFEL, and apply for overseas summer internship/laboratory projects.
Junior summer vacation: Conduct overseas summer internships as much as possible.
Senior year: At the application stage of studying abroad, prepare various materials, write essays, and submit applications.