The company says that it has already adjusted the policy to make the price more attractive to Chinese computer users.

Microsoft has its own billion-dollar deal with Chinese computer giant Lenovo to install the Windows operating system in its computers.

The Olympics have 12 main sponsors, from Kodak, which backed the first modern games in 1896, and Coca-Cola, part of the show since 1928, to Lenovo, a Chinese computer company that signed up in 2005.