As the central library of the public libraries in Beijing, the Capital Library of China not only tries to solidify its basis services and strengthen its brand services, but also promotes the service systems of public libraries in Beijing, giving a full play of its function in guiding and influencing other libraries in Beijing and providing intelligence support for the economic and social development in Beijing. It is also dedicated to becoming the influence source of the advanced culture in Beijing, the foundation of the learner-friendly city, the place for citizens to enjoy learning and leisure, as well as the important sign of the cultural capital.