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India boasts a current population of 1.2 billion, with one in every six in the world being Indian.
The Tianhe-2 supercomputer has been developed by China's National University of Defence Technology.
This will be Ban Ki-moon's first visit to China since President Xi Jinping assumed office.
Ethiopian prime minister Hailemariam Desalegn arrived in Beijing on Wednesday for a four-day visit.
The module has been in orbit for about 620 days and will remain in service for another three months.
Hundreds of lives are lost annually in accidents at coal mines in the country.
President Obama said the US welcomed the rise of a peaceful China.
Forty four per cent of Americans say China is a friendly nation, according to the Gallup poll.
China is on track to achieve the UN's Millennium Development Goal of reducing hunger by 50 per cent by 2015.