In response to the common problems of management architecture defects,lack of management content,and lack of reference materials in information system management of small and medium-sized enterprises,combined with practical experience in information system management of small and medium-sized enterprises,a framework for information system management of small and medium-sized enterprises is proposed.The types,construction,use,and maintenance of information systems are elaborated in detail,providing some practical references for managing information systems of small and medium-sized enterprises.