According to the report from Analysys International ,the monthly demand for China's smart phone market has been growing, Android will change the smart phone terminal market.The analyst of Analysys International,Ying Wang thinks the average monthly sales growth of smart phones in 2011 keep at about 11.5%, of which the terminal powered by Android smartphone will remain at around 25.8% for the average monthly sales growth rate. It is expected Android operating system will account for 43% in the Chinese market share of intelligent systems to end of year.The report further analysis of that,that Android system develops rapidly is due to five areas.First, differences in development apart from its competitors. Old operating system,Symbian,ios, RIM, and WindowsPhone, are non-open source,the Android's open source attracts more manufacturers to join the domestic low-end, their distribution capability makes the Android market have the rapid development.Secondly, 3G provides a good living soil for the development of Android system. 2011 is the Chinese year of the rapid development for 3G networks,the demand of intelligent machines was increasing quickly.Third, a good user experience.The type of interface design similar to Ios, and rich software supports from the software provider, both bring good experience for the users of android.Fourth, the terminal manufacturers have technology innovation of hardware. 2011 is the year of the dual-core standard for Mobile.Fifth, the terminal sales model has innovation. Overall, the smart device market in 2011 in China has the explosive sales growth.