Screenagers refer to those young people who oftensit in front of the television and computer, and havea strong ability in comprehending different kinds oftechnical information. Their lives are filled withvarious screens, such as computer screens, television screens and cell phone screens. Too much of their attention is paid on screens, whichharms their constitution and social abilities. A survey shows that over half of the Chinesechildren spend more than 2 hours in front of the screens during holidays. They are soimmersed in electronic devices that they suffer from "screen dependence" which contributesto the problems of obesity, decreased vision and inattention for an increasing number ofchildren in recent years.