Shark fin is one of the eight seafood delicacies. Together with bird's nest, sea cucumber and abalone, it is called China's four "delicious". It is made of shark's fins, abdomen, tail and other parts of the shark's fins cut into silk and dried. It is not only a famous "delicious delicacy", but also rich in collagen, can nourish yin and yang, nourish qi and appetite, and prevent Medicinal effects such as bone aging and anti-bone spurs. Chinese tradition believes that eating shark fin can nourish qi, clear the mind, remove phlegm, diuretic, appetize, moisturize and nourish the face; it can nourish the five internal organs, increase waist strength, relieve liver depression, activate qi and blood, and moisturize the skin. The "shark chondroitin" contained in shark fin cartilage can prevent cancer and anti-cancer, nourish the skin, and prolong life. It is the first choice in senior banquets.

The history of Chinese eating shark fins can be traced back to the Ming Dynasty, when Li Shizhen's writings mentioned: "Sharks are anciently called sharks...wings under the belly...Treasures of the southern people..." The local officials from the coast were often used Shark fin comes as a tribute, so shark fin is classified as a royal meal.

There are many types of shark fins, and people are more familiar with Tianjiu hook fins, large row of fins, sea tiger wings and so on.