Correct answer: subway.

Subway (English: Subway) is a multinational fast food chain which originated in the United States and mainly sells sandwiches and salads. It belongs to DAI, and it is the fastest-growing and largest single-brand chain store in the world. In 2007, it was the third largest fast food restaurant in the world, second only to Yum! (34,000 branches) and McDonald's (3 1000 branches). By March 7th, 20 1 1 year, it has surpassed Yum! And McDonald's, with 342 18 branches, has become the largest fast food restaurant in the world. Subway originated in the United States and has more than 26,000 franchisees in more than 80 countries. It has become a leader in the international fast food industry. In recent years, it has been selected as the first franchise chain system by American Entrepreneur magazine. 20 18, 12 On June 8th, Subway was selected into the top 500 list of world brands on 20 18 (the 5th 15), ranking 265th.