It is said that there is a very poor man who kills ducks with a small bowl of blood that must not be thrown away, and the fans fall in and dirty. He had to boil his fans with duck's blood, but he did not know that he had burned the preferred bowl of duck's blood, and only smelled the fragrance of the soup, leading many people to wonder how the delicious soup was cooked. A rich man has heard of this, and has been named as a professional cook, who cooks for the rich and his aunts, and has been given a good meal! It was also said that the blood fan of the valow duck had long been created by the town's no. 1 talent, and that his blood fan soup had been given priority in the declaration to the editor-in-chief's poem "the town's mayon food is good and the purple sand is a silver wire." it's a thousand pieces of twilight, and i'll see you in mid-fall. I'm not a poet. "it's a well-documented story about the early soup of duck blood fans." development and the future: the market for duck blood fan soup, whose "crowders" encompass all groups of men, women and children, is a remarkable reality. In the cities of nanjing, jinjiang, shanghai, suzhou, fatty, wuhan and others, whether you cross the streets or through alleys, you can meet duck blood fans, with more than 40 large and small duck blood fans in wuhan alone. During the three years of operating wuhan's physical shop, the founder of the hubei country's duck blood fans, developed an electrified cooking device to preserve the taste of the traditional nanking duck blood soup, and developed a new sense of taste, with a good business and a fragrance, increasing the number of visitors, and increasing the number of people returning to their homes。