1. According to the query of college students' essential network, first open the file query of Xuexin.com, search Xuexin.com, and click to enter official website, Xuexin.com.
2. Secondly, click Login, fill in the information on the page, and then click Login.
3. Then click Xue Xin file, and click Xue Xin file on the page to enter after logging in.
4. Finally, click View to display your student number in the Student Letter File page.