diff --git a/web/src/main/java/com/ibeetl/jlw/entity/TeacherOpenCourse.java b/web/src/main/java/com/ibeetl/jlw/entity/TeacherOpenCourse.java
index 874701c2..9cd4223b 100644
--- a/web/src/main/java/com/ibeetl/jlw/entity/TeacherOpenCourse.java
+++ b/web/src/main/java/com/ibeetl/jlw/entity/TeacherOpenCourse.java
@@ -15,7 +15,7 @@ import org.beetl.sql.fetch.annotation.FetchSql;
 import javax.validation.constraints.NotNull;
 import java.util.Date;
 
-/* 
+/*
 * 教师-我的课程-开课
 * gen by Spring Boot2 Admin 2022-09-08
 */
@@ -28,15 +28,15 @@ public class TeacherOpenCourse extends BaseEntity{
     @AssignID(value = "maskAutoID",param = "com.ibeetl.jlw.entity.TeacherOpenCourse")
 
     private Long teacherOpenCourseId ;
-	
+
     //开课名称
 
     private String teacherOpenCourseTitle ;
-	
+
     //课程编码
 
     private String teacherOpenCourseCode ;
-	
+
     //封面列表（JSON格式: {封面URL：is默认封面}）
     // 也可以是 逗号隔开的图片列表，第一个是默认封面。只需要控制图片保存时候的位置。
     private String teacherOpenCourseCover ;
@@ -44,7 +44,7 @@ public class TeacherOpenCourse extends BaseEntity{
     // 简介
 
     private String teacherOpenCourseSummary;
-	
+
     //开课状态（1启用 2禁用）
     @Dict(type="global_open_status")
 
@@ -79,6 +79,13 @@ public class TeacherOpenCourse extends BaseEntity{
     @InsertIgnore
     private Integer courseInfoCount;
 
+    @FetchSql("select sum(IFNULL(t.teacher_open_course_schedule_session_tag_duration, 0)) as course_hours " +
+            "from teacher_open_course_schedule_session_snap t " +
+            "where t.teacher_open_course_id = #teacherOpenCourseId# ")
+    @UpdateIgnore
+    @InsertIgnore
+    private float courseHours;
+
     @Setter
     @Getter
     @Accessors(chain = true)
@@ -99,28 +106,28 @@ public class TeacherOpenCourse extends BaseEntity{
     //开课时间
 
     private Date startTime ;
-	
+
     //结课时间
 
     private Date endTime ;
-	
+
     //组织ID
 
     private Long orgId ;
-	
+
     //用户ID
 
     private Long userId ;
-	
+
     //创建时间
 
     private Date createTime ;
-	
+
     public TeacherOpenCourse(){
     }
 
     /**课程开课ID
-    *@return 
+    *@return
     */
     public Long getTeacherOpenCourseId(){
         return  teacherOpenCourseId;
@@ -133,7 +140,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**开课名称
-    *@return 
+    *@return
     */
     public String getTeacherOpenCourseTitle(){
         return  teacherOpenCourseTitle;
@@ -146,7 +153,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**课程编码
-    *@return 
+    *@return
     */
     public String getTeacherOpenCourseCode(){
         return  teacherOpenCourseCode;
@@ -159,7 +166,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**封面列表（JSON格式: {封面URL：is默认封面}）
-    *@return 
+    *@return
     */
     public String getTeacherOpenCourseCover(){
         return  teacherOpenCourseCover;
@@ -172,7 +179,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**开课状态（1启用 2禁用）
-    *@return 
+    *@return
     */
     public Integer getTeacherOpenCourseStatus(){
         return  teacherOpenCourseStatus;
@@ -185,7 +192,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**开课时间
-    *@return 
+    *@return
     */
     public Date getStartTime(){
         return  startTime;
@@ -198,7 +205,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**结课时间
-    *@return 
+    *@return
     */
     public Date getEndTime(){
         return  endTime;
@@ -211,7 +218,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**组织ID
-    *@return 
+    *@return
     */
     public Long getOrgId(){
         return  orgId;
@@ -224,7 +231,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**用户ID
-    *@return 
+    *@return
     */
     public Long getUserId(){
         return  userId;
@@ -237,7 +244,7 @@ public class TeacherOpenCourse extends BaseEntity{
     }
 
     /**创建时间
-    *@return 
+    *@return
     */
     public Date getCreateTime(){
         return  createTime;
@@ -280,4 +287,12 @@ public class TeacherOpenCourse extends BaseEntity{
     public void setCourseInfoCount(Integer courseInfoCount) {
         this.courseInfoCount = courseInfoCount;
     }
+
+    public float getCourseHours() {
+        return courseHours;
+    }
+
+    public void setCourseHours(float courseHours) {
+        this.courseHours = courseHours;
+    }
 }
diff --git a/web/src/main/resources/static/js/jlw/teacherOpenCourse/index.js b/web/src/main/resources/static/js/jlw/teacherOpenCourse/index.js
index 5f16b366..a3eda7b7 100644
--- a/web/src/main/resources/static/js/jlw/teacherOpenCourse/index.js
+++ b/web/src/main/resources/static/js/jlw/teacherOpenCourse/index.js
@@ -59,15 +59,16 @@ layui.define(['form', 'laydate', 'table'], function (exports) {
                         align: "center",
                     },
                     {
-                        field: 'time',
+                        field: 'courseHours',
                         title: '课程学时',
                         align: "center",
                         hideField: false,
-                        hide: $.isEmpty(sx_['endTime']) ? false : sx_['endTime'],
+                        hide: $.isEmpty(sx_['courseHours']) ? false : sx_['courseHours'],
                         templet: function (d) {
-                            var v = Common.GetDateDiff(d.startTime, d.endTime, 'hour');
-                            // TODO 这里后面要改
-                            return v / 10 + "学时";
+                            // var v = Common.GetDateDiff(d.startTime, d.endTime, 'hour');
+                            // // TODO 这里后面要改
+                            // return v / 10 + "学时";
+                            return d.courseHours + "学时";
                         }
                     },
                     {