According to reports of foreign media, according to report predicts released by market research firm NPD, with the ratio of customers buy tablet pc in buy emerging-market increases, in 2017 worldwide Tablet PC shipments are expected to reach 383.3 million units.NPD believes that ratio emerging markets account for worldwide Tablet PC shipments will increase from 36% in 2011 to 46% in 2017.The senior analyst of NPD, Richard Shim said opportunities of emerging market for the Tablet PC have not been concerned about, mostly because people are not familiar with these Tablet PC's brand and fear that the sustainability of this market.Rahim said that some brands have begun to invest in developing regions. We expect this trend will not only be continued, but as the competition improves, this investment will be more prosperous.NPD said that China and the Asia Pacific region is now the regions with highest Tablet PC penetration in emerging market. However, Brazil, India and Russia are also expected to grow significantly. The iPads from Apple will contribute to strong growth of Tablet PC sales. However, the Tablet PC with the low price is very important for the promotion of growth in emerging markets. Therefore, cheap tablet PC will seize the opportunity to gain market share in developing regions.If the prediction of NPD is correct, the worldwide Tablet PC market will exceed the current PC market within the next five years . Earlier this month, Gartner forecasts worldwide PC shipments in 2011 was 353 million units, compared with growth of 0.5% in 2010.