Macro environment:According to the latest iResearch released "in 2007 Chinas small and medium-sized B2B e-commerce study," data show that in 2006 the total number of Chinese small and medium-sized 31518000, in the state system conditions gradually improved, well-developed macro-economic environment, China has become the worlds such as a manufacturing center, drivenby favorable factors, Ereli next 5 years will be for the expansion of Chinas small andmedium-sized, small and medium enterprises will remain 7% -8% annual growth rate, thetotal number of SMEs in 2012 will reach 50 million. 10