Symptoms of depression in students:1. Sullenness, being alone and dull or sitting in a seat.2. Loss of interest or pleasure in things that used to interest them, for example, they used to like talking to classmates or playing basketball, but rarely do so when they have a depressive episode.3. Low self-esteem, not answering questions positively in class, fearing that they will do or say the wrong thing or fail in exams.4. There will be thoughts of not wanting to live or suicidal thoughts, such as will use a round gauge or knife to cut themselves, or even suicidal behavior. 5, the patient’s attention and thinking are also reduced, learning efficiency will also be reduced, academic performance may appear slow decline, or even rapid regression. 6, may also have symptoms of poor sleep, such as difficulty falling asleep or early awakening. 7, the student’s appetite will be reduced, such as eating less or to eat Lack of interest in eating.