KFC is the world's largest fried chicken fast food chain, KFC logo KFC is the English Kentucky Fried Chicken (Kentucky Fried Chicken) abbreviation, it has become a worldwide reputation of the famous brand. In 1930, the founder of KFC, Harlan Sanders, was born in his hometown of Kendall, USA. In 1930, Harlan Sanders, the founder of KFC, opened a restaurant in his home state of Kentucky, USA. During this period, Sanders studied the new method of fried chicken, and finally succeeded in inventing eleven kinds of spices and unique cooking technology synthesis of the secret recipe, its unique flavor by the customer's popularity, the restaurant business is increasingly prosperous, the secret recipe has been inherited to this day. Kentucky in recognition of his contribution to his hometown, awarded him the honorary title of Colonel Sanders. The image of Colonel Sanders, dressed in a suit, with white hair and a goatee, has become the best symbol of the KFC international brand. Colonel Sanders' success began when he was 40 years old and operating a Corbin gas station in Kentucky. In an effort to increase revenue, he began making his own snacks and serving them to passers-by. His reputation for cooking attracted travelers, and the business grew slowly and steadily. As his reputation grew, then-Governor Ruby Laffon made him a Kentucky Colonel in 1935 in recognition of his contributions to Kentucky dining. The Colonel's most famous dish was the fried chicken he developed and invented. The Colonel's most popular product, it is the result of ten years of research and a magical recipe of eleven spices that the Colonel blended to create a finger-licking flavor. The delicious fried chicken attracts many customers. However, the traditional method of frying chicken required customers to wait thirty minutes before they could enjoy their meal. In 1939, this problem was solved when the Colonel visited a pressure cooker demonstration. The Colonel purchased a pressure cooker and, after experimenting with cooking time, pressure, and adding oil, discovered a unique method of frying chicken. The chicken fried under pressure was the best fried chicken he had ever tasted, and Kentucky Fried Chicken still uses the pressure cooker method today. The Colonel's business faced a crisis in the mid-1950s when the road adjacent to his Sanders Cafe restaurant was crossed by a new highway, forcing him to sell the restaurant. The Colonel was 66 years old at the time, but he felt he was too young to live on Social Security, and this was the turning point in his career. In his 1946 Ford, the Colonel set out on the road with his eleven spice recipes and his right-hand man, the pressure cooker. He traveled to restaurants in Indiana, Ohio and Kentucky, selling the recipe and method of fried chicken to interested restaurants, and in 1952 the first licensed KFC restaurant was established in Salt Lake City. Surprisingly, in just five years, Colonel has developed a chain of 400 stores in the United States and Canada, which is the beginning of the world of restaurant franchising franchise.