Based on the u-mei index,the operational data of eight provincial-level archives'microblogs are analyzed to display the current development status of information services in provincial archives'microblogs.It has found that there are problems in terms of importance,update speed,content characteristics,and interactive awareness.It is proposed that the information services of provincial archives'microblogs should be optimized and improved in four aspects,including tweet expression,promotion channels,service interaction,and emotional value,in order to provide a new perspective for archive information services and reference for the subsequent application research of archive microblogs platforms.