There is soup in jiaozi. Tangyuan is a delicious food made of flour, warm water, pork belly, chopped green onion, Jiang Mo, frozen skin, crab meat, crab roe, soy sauce and lard. Duanzi Tangyuan refers to Tangyuan. In the process of stuffing mixing, adding broth through advanced equipment and technology can not only improve the nutrition of the product, but also improve the overall taste. This process is called soup filling.