Silver nanowires(AgNWs),with excellent electrical,catalytic and mechanical properties,have great application potential in the field of electrochemistry,and become the front and hotspot of international research.In this paper,the research progress of preparation technology of AgNWs is reviewed,including polyol method,template method,hydrothermal synthesis method,electrochemical deposition method,wet chemical method,microwave-assisted method,etc.Then the applications of AgNWs in supercapacitors,electrocatalysis,electrochemical sensors,lithium batteries/lithium oxygen batteries and other electrochemical fields are introduced.Finally,the future development direction of AgNWs preparation and electrochemical application is prospected.The research bears certain significance for the selection of AgNWs preparation and the development of electrochemical components.