1, McDonald's: McDonald's is a large global multinational chain of restaurants, founded in 1955 in Chicago, the United States, has about 30,000 outlets in the world, mainly selling hamburgers, as well as French fries, fried chicken, soda, ice, salad, fruit and other fast food;

2, KFC: KFC is the United States one of the multinational chain of restaurants, but also the world's second-largest fast-food and largest fried chicken Chain, created by Harland David Sanders in 1930 in Louisville, Kentucky, mainly sells fried chicken, hamburgers, fries, tarts, sodas and other high-calorie fast food;

3, Pizza Hut: Pizza Hut is one of the pizza franchise chain, by Frank Carney and Dan Carney two brothers in 1958, with the mother borrowed 600 U.S. dollars in the U.S. Kansas Wichita, Kansas, United States, founded the first Pizza Hut restaurant, its logo is characterized by the roof of the restaurant as the appearance of the distinctive signs, belonging to Yum!