Our self-operated model Meituan Grocery, that's Meituan Maicai, not only materially expanded its coverage in key cities such as Beijing and Shenzhen, but also began operation in such new cities as Guangzhou in July.
Utilize the input text as a context reference, choose the right relationship between 'Meituan' and 'Beijing' from the options.
Options: location of formation, operator, headquarters location, brand