7-eleven is an international franchise and a chain of local supermarkets, started in 1927. Since 2007 it is the largest chain on earth with more then 46,000 outlets. It is located in 47 countries, the largest markets being Japan, USA, Taiwan and Thailand.
7-Eleven is a subsidiary of Seven & I Holdings Co. Japan. Among its products are Slurpee y Big Gulp. Its name comes from the working time at the beginning: at that time the stores were open from 7 am to 11 pm. Its revenue in 2009 was 16.6 billion USD, and the nunber of employees, 45,000.