It's a battle between MS Windows and Open Source Linux.
Microsoft helps China to censor bloggers
Article about Linux in India and China.
Open IT: Govt to rewrite source code in Linux
Microsoft, in what many observers and reports say is an attempt to soften the Chinese government's stand, recently committed to investing $750m in China in three years to help set up a software college and put its money into Chinese education.
In comparison, Microsoft has announced investments worth only $75m over a three-year time frame in India. Howver, the Chinese company Redflag Software, which was set up by the Chinese Academy of Sciences, the country's most prestigious research institute, has often come out with low-cost software based on Linux, in direct competition to Windows-based software.