Sardine is the general name of sardines, small sardines, sardines and some edible fishes of herring family. It also refers to common herring (Clupea harengus) and other small herring or herring like fish canned in oil. Sardines are called sardines in Hong Kong, also known as sardines, fish and fish. The smaller one is two inches long, the larger one is about feet long, the lower jaw is slightly longer than the upper jaw, the teeth are not obvious, the back is pale, the abdomen is white, and the meat is beautiful. It is mostly used to make canned food. Originally captured in Sardinia, Italy, it was named after sardonios in ancient Greek, which means from Sardinia island. It is distributed in the temperate marine area with north-south latitude of 6 ~ 20 degrees.