10. Baidu

Founded: 2000

Country: China

Employees: 16,082

Sales: $2.2bn

Baidu is China's biggest internet search engine. Baidu has lately launched a mobile browser. The company also plans to invest in a cloud computing center as it is aware that the growth in internet use is shifting to mobile phones. 

Baidu is well ahead of Google in China. According to research company Analysys International, the company had 78.6 per cent share of Chinese search market in the second quarter of 2012, way ahead of second-place Google with 15.7 per cent.

9. HCL Technologies

Founded: 1991

Country: India

Employees: 84,319

Sales: $3.8bn

HCL Technologies is India's fourth largest IT Company. The company's operations comprise software services, infrastructure services, including sale of networking equipment and business processing outsourcing services. HCL Tech provides solutions to verticals, such as financial services, manufacturing, public services and healthcare. The major geographical segments include America, Europe and others.