The Research About SaaS Vendor Selection

With the development of economic globalization, enterprise can be in dominant position when facing market competition, if allocation of resources is optimized by adopting information technology. In traditional information system, one-time high cost of purchasing software and computer hardware prevents informatization for majority of enterprises, especially medium-sized and small enterprises. But SaaS informatization system meets enterprise's informatization needs due to its low cost, easy-to-use and rapid deployment. In recent years, SaaS informatization system is highly developed in China and the products of SaaS are well accepted by enterprise users. So far there is a large amount of SaaS vendor and each owns characteristics and advantages. Asymmetries of information make it difficult for enterprise users to select right one. Improper selection prevents the smooth progress of enterprise's informatization and increase the applying risk of enterprise's informatization. So how to choose proper supplier of SaaS and products is a challenge for enterprise users. Study regarding this is necessarily needed to carry out for there are seldom relevant researches.First of all, the features and service of SaaS and its similarities and differences comparing with general suppliers are analyzed in this thesis. Then evaluation system of SaaS vendor is set up based on the principals of selecting SaaS vendor. At the same time, the system is revised by verifying the primary system according to the data from questionnaire survey. Based on the revised system an effective method is provided to enterprise users by comprehensive evaluating SaaS vendor adopting fuzzy comprehensive evaluation method and Analytic Hierarchy Process. At last the suggested evaluation system and quantitative evaluation model are applied to one enterprise for the final quantitative evaluation and choice of SaaS vendor.