Research For Sme Business Model IAAS Cloud Computing Architecture

August9,2006, Google took the lead in the search engine company first proposed the meeting "cloud computing" concept, and gradually moving towards the government, telecommunications, education, health care, finance, oil, petrochemical and various industrial applications. Today, the "cloud computing" has popular around the world. According to consulting firm Gartner data, the market size of the global cloud computing services was$90billion in2011. China’s cloud computing market share of global less than3%, but40%growth rate every year.Which cloud computing services including Infrastructure as a Service (IaaS), Platform as a Service (PaaS) and Software as a Service (SaaS) three services model. China as the world’s second largest economy, cloud computing market is from scratch then gradually expand development, But China’s cloud computing services market is still at an initial stage of exploration, IaaS for IT service providers is a relatively easy entry point.That is exactly what the users are using IaaS services? View current statistics:the first customers to receive IaaS services. SMEs account for95%, but IaaS’s business model is still not mature. This paper researches IaaS architecture status and business model innovation.In order to draw the appropriate conclusions.For entrepreneurs and internet companies in transition, quickly build a profitable business model to provide a reference; And then be able to integrate IT resources through cloud compute infrastructure platform for SMEs to provide services.