2. It is also known as plum meat, loin willow, spine, shoulder meat, hard spine, etc., and the tenderloin has no bones and muscles, and the meat is fresh and tender, which is very suitable for frying and eating. Tenderloin is usually divided into a big tenderloin and a small tenderloin. The big tenderloin is the lean meat connected with big ribs, and the outside is covered with tendons. Usually, it is tenderloin after the ribs are removed, and most of them are fried.