Profile in three modules are changing the basic realization of student information to add, query, query and other operations. Can be obtained in accordance with the number of classes student information, student number, name of the attribute. Add, change must be by the time needed to fill in the necessary information, add profile information Basic information is the most basic information they need to write, and other information that is not needed can not fill. In the basic information needed to fill, fill the wrong or not complete when there will be a corresponding tips to help users. Add students will also add the right person to be in the classroom where the studentnumber. In modify and query interface can be easily connected to the switch, for example, the query can double a student file -click on the number of students to learn to switch the interface to view details to match. File modification interface can easily switch to add profile case and find profile information. Not frequent the menu bar, improving efficiency.