The old duck soup is traditional and tasted by the han people. It has a nice and sweet taste and a good taste. The old duck soup not only uses its full therapeutic effect on duck meat, which is an excellent cooking method for duck meat, but also a classic food that has been promoted by chinese people since ancient times, with an extremely deep market-based consumption base and another term for duck blood-thin soup. Old duck fan soup is made of smooth ski fans, young duck blood and thick old duck soup, which can be fed with duck liver and duck intestines. There are abundant carbohydrates and proteins in old duck fan soup, while fat levels are low. Old duck fan soup, soup white, good taste and the smell inherent in ducks, which makes the tongue enjoy the most. Old duck fan soup has the advantage of weight control. The blood sugar index is down because the fans are making it and the starch is turning into a modified starch. Not only is it beneficial for high blood sugar populations, but it also helps people to regulate lipids. The duck protein content is high and the fat content is low, and the old duck fan soup is not only for young people but especially for the elderly. Old duck fans eat in a comfortable environment, with fresh and delicious products that are popular with consumers. An old duck fan, tonga, who does not need experience, makes simple choices of wisdom, is the smart choice of small and medium-sized entrepreneurs. Old duck fan soup is flexible, four seasons a year. Since its inception, the country's consumers have recognized and loved the vast majority of the country's consumers, also known as green food, healthy foods, fast-paced products and fresh foods。