Dengying Beef is a traditional snack in the Bayu region and has a history of more than 100 years. When people make it, they slice the beef sirloin meat and then make it by pickling, drying, baking, steaming, frying and frying. It is spicy and sweet, and is very popular among people. Because the meat is thin and wide, it can be named through the shadow of the lamp and the effect of folk shadow play. At present, the main producing areas of Dengying Beef are Daxian and Chongqing, and the products of the two places are constantly developing and each has its own merits.