Feiyuzhi is a Chinese online information resource focused on aquaculture and practical fish-farming knowledge. Its content is designed for readers seeking guidance on raising aquatic animals, managing ponds, maintaining water quality, and preventing or addressing common fish diseases. The site covers a range of farming topics, including fish, shrimp, frogs, crabs, softshell turtles, and loaches, with dedicated material on species such as tilapia, grass carp, and koi.

Articles and reference guides discuss cultivation methods, feeding and stocking practices, suitable habitats, fish health, and the use of treatments and water-quality products. Readers can also find advice on pond management, oxygen problems, disease prevention, and breeding, alongside aquaculture news and species profiles. The website organizes its material into sections such as aquaculture techniques, aquaculture knowledge, and fish encyclopedias, making it a practical educational resource for people interested in aquatic farming. Feiyuzhi offers information and editorial guidance rather than presenting itself as a supplier of farming products or services.