, located in the direct position of duck gizzard and duck food belt, also known as duck stalk, duck pancreas and stomach, duck esophagus.

Rich in vitamin A and trace elements such as calcium and iron. It has a good effect on human metabolism, nerves, heart, digestion and vision maintenance. Duck food belt is easy to stick with impurities, such as forage. Choose a white food belt without impurities. Duck food smells fishy and normal. Don't choose the black one.