There are five basic channels and categories, including documents, examinations, beauty pictures, software, films and television (based in Hainan, mainly for socializing), literature (mainly novels), tourism (serving Hainan's creation of an international tourist island), and websites (omnipotent, mainly featuring the most practical, hottest, and trendiest websites). There are also four distinctive channels, including special topics. The content covers various official documents, enterprise documents, papers, judicial examination, English, postgraduate entrance examination, computer science, examinations, movies, pictures, celebrities, blog posts, and other practical online resources. It truly achieves full coverage, completely free, all-round, and comprehensive services.