With the development of the times, the mobile phone, a convenient and fast communication tool, has entered thousands of households, and people can see the scene of a mobile phone in the street. Of course, there are some junior high school students and senior high school students. With the increasing popularity of mobile phones, mobile phones have also entered the campus that is closely related to us. In every class, there are not a few students with mobile phones. The results of a questionnaire survey in a middle school show that 48% students bring their mobile phones to school every day, and 73% students have mobile phones. Mobile phone manufacturers in an industry regard middle school students as their huge sales market in the future, and middle school students should pay more attention to the use and use of mobile phones. After investigation, the comprehensive opinion has advantages and disadvantages, but the disadvantages outweigh the advantages. The advantage of middle school students using mobile phones is that they can easily contact each other. In high school, many students need accommodation and can only go home once a week. Homesickness is self-evident. Mobile phones will stabilize students' mood and make parents worry. A phone call, a text message, all with deep affection, passed to relatives, is concern and peace of mind; When you are not at home, a friend or family member suddenly has something urgent to know where you are and what you are doing. At this time, the mobile phone is a very fast and convenient contact tool. Traveling or doing business, sitting on the train or bus, being bored, listening to music downloaded from mobile phones and playing games are really good pastimes. Judging from the current situation of using mobile phones, we sum up the advantages of middle school students using mobile phones: ① communicating with former classmates can maintain the original friendship; More communication with current classmates can enhance friendship, and you can discuss problems with your mobile phone. ② The shooting function of some mobile phones can take some meaningful and valuable things at any time. ③ The alarm clock device inside can be used at any time. (4) total recall function, unlike home phone, when others are not at home to make a phone call, the phone will be recorded. Easy reference. The mobile phone itself is exquisite, occupies a small area and can be carried around. Students can ask their parents, teachers or police for help in time when they go out to play or are in danger in other places. ⑦ Students can contact their parents in time through their mobile phones, or report their study to their teachers. Middle school students' mobile phones have three main uses: sending and receiving text messages, playing games and surfing the Internet. More than 70% middle school students no longer use mobile phones as a tool to communicate with people, but as a computer, which can send and receive information, play games, surf the Internet, listen to songs and send and receive pictures. Compared with desktop computers or notebook computers, mobile phones have many advantages. Some students feel that contact is convenient, easy to use, simple and convenient, and very light. Whether it is a middle school student who owns or uses a mobile phone, texting by mobile phone has become the main use of mobile phone. Even the students who make phone calls mainly chat and ask homework, and seldom contact home. Many students waste their time on texting. You come and go endlessly, and time passes quietly through these fingers.