diff --git a/public/react/src/modules/courses/members/studentsList.js b/public/react/src/modules/courses/members/studentsList.js
index 33d434329..3d8f814ef 100644
--- a/public/react/src/modules/courses/members/studentsList.js
+++ b/public/react/src/modules/courses/members/studentsList.js
@@ -330,6 +330,7 @@ class studentsList extends Component{
   }
   updateNavSuccess = () => {
     this.fetchCourseGroups()
+    this.fetchAll()
   }
   
   addStudentSuccessListener=(e, data)=>{
@@ -682,12 +683,13 @@ class studentsList extends Component{
     if (this.props.match.path.endsWith('students')) {
 
     } else if (course_group_id) {
-      pageType = TYPE_COURSE_GOURP_PARENT
-    } else {
       pageType = TYPE_COURSE_GOURP_CHILD
+    } else {
+      pageType = TYPE_COURSE_GOURP_PARENT
     }
     const isStudentPage = pageType == TYPE_STUDENTS
     this.isStudentPage = isStudentPage
+    const isGroupChildPage = pageType == TYPE_COURSE_GOURP_CHILD
 
     return(
       <React.Fragment >
@@ -700,7 +702,12 @@ class studentsList extends Component{
         <Titlesearchsection
           title={isParent ? (pageType == TYPE_STUDENTS ? "全部学生" : "学生列表"): 
             <React.Fragment>
-              <span>{course_group_name || '未分班'}</span>
+              <span>
+                <Tooltip title="返回">
+                  <i className="icon-zuojiantou iconfont font-14" onClick={() => { this.props.history.push(`/courses/${coursesids}/course_groups`)}}
+                    style={{color: '#212121', verticalAlign: 'initial', marginRight: '14px' }}
+                  ></i>
+                </Tooltip>{course_group_name || '未分班'}</span>
               {isAdmin && invite_code && <React.Fragment>
                 <span className="color-grey-9 font-16 ml10">邀请码：</span>
                 <span className="color-orange font-16">