Playing games were originally been for people to relieve stress after studying and working hard. However, online games have a strong appeal, especially for young people, leading to a large number of learners fall into useless games: racing, fighting, bombardment, ... These games are gradually using your big time, so now almost no one knows people who enjoy playing soccer, chicken, ... The world in the game is very lively and exciting. lead path. In the game, we can do things that cannot be done in real life. On the other hand, some online games also have the function of buying and selling items, weapons, recharging ... so many people "plow game" are not tireless to make money. That is the fundamental cause of the game phenomenon.