(With the vigorous development of the economy, the number of small and medium enterprises is also growing, and they have become the most dynamic and diversified part of the economy. The world facing SMEs is one where opportunities and challenges coexist. And how to use the emerging information technology to enhance the core competitiveness of enterprises? How to turn the operational efficiency of the IT department into a driving force for business development? How to obtain more business returns through continuous investment in information technology? It is a question that every SME informatization supervisor is always thinking about.)