Times change and the teenagers' reading style is also changing dramatically. Digital reading has become the trend for contemporary teenagers, and digital reading literacy has gradually become one of the focuses of scholars at home and abroad. Digital reading literacy focuses on problem-based inquiry or self-control of learning process, which usually refers to the ability of individuals to use the Internet or other ICT tools to confirm problems, find information, analyze the usefulness of information, integrate multiple text information and communicate information.Therefore, scholars at home and abroad have done a lot of researches on information search and screening ability, information evaluation and discrimination ability, and information integration and reflection ability.