Utilize the input text as a context reference, choose the right relationship between 'Sinopec' and 'Beijing' from the options.
Options: location of formation, operator, founded by, distributed by

Bertoli also rates Tingyi Holding Corp (a maker of instant noodles and beverages in China), Astro Malaysia Holdings (a pay-TV provider), the Hong Kong-listed Beijing Capital International Airport and Sinopec Kantons Holdings (an oil terminal and pipeline provider in China).
location of formation