The main steps for high school students to apply for overseas universities through an agency are as follows: 1 First, analyze your own actual situation, including financial resources, study situation, English scores, preliminary study abroad destinations, etc. Through communication with the consulting staff of the intermediary agency, specifically understand the country's study abroad policies, education system, teaching model, related costs, and weather, consumption and other living information. 2 After determining the study abroad country, school, major, and choosing a study abroad agency, sign up and sign a contract.