diff --git a/public/react/src/modules/courses/members/studentsList.js b/public/react/src/modules/courses/members/studentsList.js
index 363d06c54..6780948ef 100644
--- a/public/react/src/modules/courses/members/studentsList.js
+++ b/public/react/src/modules/courses/members/studentsList.js
@@ -36,8 +36,10 @@ const buildColumns = (that) => {
     key: 'login',
     align:'center',
     className:"color-grey-6",
-    render: (name, record) => {
-      return <span className="color-dark overflowHidden1" style={{maxWidth: '110px'}}>{name}</span>
+    render: (login, record) => {
+      return <span className="color-dark overflowHidden1" style={{maxWidth: '160px'}}
+        title={login && login.length > 10 ? login : ''}
+      >{login}</span>
     }
   }, {
     title: '姓名',
@@ -57,8 +59,8 @@ const buildColumns = (that) => {
     align:'center',
     className:"color-grey-6",
     render: (student_id, record) => {
-      return <span className="color-dark overflowHidden1" 
-          style={{maxWidth: '110px'}} >{student_id}</span>
+      return <span className="color-dark overflowHidden1 "title={student_id && student_id.length > 10 ? student_id : ''}
+          style={{maxWidth: '160px'}} >{student_id}</span>
     }
   }];
   if (course_groups && course_groups.length) {