XBZU, also known as 下部网盘, is an online resource discovery and navigation site focused on films, television, and other digital content. It organizes listings into categories such as movies, domestic and international series, anime, short-form dramas, documentaries, music, books, learning materials, software, games, and tutorials. Visitors can browse by genre, format, region, or topic, and explore featured, popular, and recently updated entries.

The site describes its purpose as helping people find and access resource information more quickly, and it presents a search engine and a Baidu Cloud link-parsing tool among its offerings. Its pages include recommendations and compiled information about resources, with listings that may point to cloud-drive shares. XBZU states that resources come from internet sources and user contributions, and that the site does not store or download them.

It also invites users to report infringing material for removal. Overall, XBZU functions as a broad catalog and directory for discovering entertainment and practical digital resources