With the advent of the 5G mobile network era, our familiar online games have entered the fifth generation of online games. The fifth generation of online games is mainly represented by mobile online games. All online games have a major goal - to make you addicted! Their main weapon is emotional anxiety. Parents and children have conflicts due to problems with online games. In addition to the battle between parents and children, they also need a strong professional game production team! Youth Online Game Behavior and Protection Research Report (2017) This is the research report of the Ten cent Security Research Center in 2017. Concluded as follows: 1. The level of online games used by teenagers is generally higher than that of Internet users. The trend to have equipment is high, and the younger the age depends on the parents’ equipment. The family is the most important place for young people to play online games. 2. Teenagers play online games mainly to relax and relieve stress. The