To determine whether a child is addicted to the Internet can be characterized by the following features: it is difficult to stop surfing the Internet; other interests are reduced because of the game; and the game is used to avoid reality or relieve negative emotions. 1. Difficult to stop surfing the Internet: how to grasp the time of surfing the Internet is a manifestation of a person’s self-control. For normal children, they know that they can play with the computer and then go to do other things, but if they are addicted to the Internet, they can’t get away from the Internet. 2. Reduce other interests because of the game: before the hobby is more extensive, such as climbing, playing badminton, etc., but now because of the game has been on other hobbies. 3. Using games to avoid reality or alleviate negative emotions: there are more or less unsatisfactory things in life, however, the world of the network will not, it will give people a sense of virtual, bring joy, however, this feeling will be addictive. When the above symptoms are suspected, you should take the initiative to reduce the frequency of Internet surfing by diverting your attention, etc., and if necessary, you can seek professional medical help.