diff --git a/src/components/PublicCourseList/index.css b/src/components/PublicCourseList/index.css
new file mode 100644
index 0000000..73eda9e
--- /dev/null
+++ b/src/components/PublicCourseList/index.css
@@ -0,0 +1,167 @@
+.public-course-list {
+  width: 100%;
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+  background: #fff;
+  border-radius: 8px;
+  overflow: hidden;
+}
+
+.course-list-header {
+  padding: 16px 20px;
+  border-bottom: 1px solid #e5e6eb;
+  background: #fafafa;
+}
+
+.course-list-header h3 {
+  margin: 0;
+  font-size: 16px;
+  font-weight: 500;
+  color: #1d2129;
+}
+
+.course-list-collapse {
+  flex: 1;
+  overflow-y: auto;
+  padding: 12px;
+}
+
+.course-list-collapse .arco-collapse-item {
+  margin-bottom: 8px;
+  border: 1px solid #e5e6eb;
+  border-radius: 4px;
+  overflow: hidden;
+}
+
+.course-list-collapse .arco-collapse-item-header {
+  background: #f7f8fa;
+  padding: 12px 16px;
+}
+
+.unit-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  width: 100%;
+}
+
+.unit-name {
+  font-size: 14px;
+  font-weight: 500;
+  color: #1d2129;
+}
+
+.unit-course-count {
+  font-size: 12px;
+  color: #86909c;
+  margin-right: 20px;
+}
+
+.course-timeline {
+  padding: 16px 0;
+}
+
+.timeline-dot {
+  width: 8px;
+  height: 8px;
+  border-radius: 50%;
+  background: #e5e6eb;
+}
+
+.timeline-dot.completed {
+  background: #00b42a;
+}
+
+.timeline-dot.current {
+  background: #ff7d00;
+  box-shadow: 0 0 0 4px rgba(255, 125, 0, 0.2);
+}
+
+.timeline-dot.upcoming {
+  background: #165dff;
+}
+
+.course-item {
+  padding: 12px;
+  background: #f7f8fa;
+  border-radius: 4px;
+  cursor: pointer;
+  transition: all 0.3s;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.course-item:hover {
+  background: #e8f3ff;
+  transform: translateX(4px);
+}
+
+.course-item.selected {
+  background: #e8f3ff;
+  border-left: 3px solid #165dff;
+}
+
+.course-item.completed {
+  opacity: 0.7;
+}
+
+.course-info {
+  flex: 1;
+}
+
+.course-name {
+  font-size: 14px;
+  font-weight: 500;
+  color: #1d2129;
+  margin-bottom: 4px;
+}
+
+.course-meta {
+  display: flex;
+  gap: 16px;
+  font-size: 12px;
+  color: #86909c;
+}
+
+.course-status {
+  padding: 2px 8px;
+  border-radius: 12px;
+  font-size: 12px;
+  white-space: nowrap;
+}
+
+.course-status.completed {
+  background: #e8ffea;
+  color: #00b42a;
+}
+
+.course-status.current {
+  background: #fff7e8;
+  color: #ff7d00;
+}
+
+.course-status.upcoming {
+  background: #e8f3ff;
+  color: #165dff;
+}
+
+/* 自定义滚动条 */
+.course-list-collapse::-webkit-scrollbar {
+  width: 6px;
+}
+
+.course-list-collapse::-webkit-scrollbar-track {
+  background: #f2f3f5;
+  border-radius: 3px;
+}
+
+.course-list-collapse::-webkit-scrollbar-thumb {
+  background: #c9cdd4;
+  border-radius: 3px;
+}
+
+.course-list-collapse::-webkit-scrollbar-thumb:hover {
+  background: #86909c;
+}
\ No newline at end of file
diff --git a/src/components/PublicCourseList/index.jsx b/src/components/PublicCourseList/index.jsx
new file mode 100644
index 0000000..bd91c58
--- /dev/null
+++ b/src/components/PublicCourseList/index.jsx
@@ -0,0 +1,156 @@
+import { useState, useEffect } from "react";
+import { Collapse, Timeline, Spin } from "@arco-design/web-react";
+import { getPublicCourseLiveList } from "@/services/courseLive";
+import "./index.css";
+
+const TimelineItem = Timeline.Item;
+const CollapseItem = Collapse.Item;
+
+const PublicCourseList = ({ className = "", onCourseClick }) => {
+  const [courseLiveList, setCourseLiveList] = useState([]);
+  const [loading, setLoading] = useState(false);
+  const [selectedCourseId, setSelectedCourseId] = useState(null);
+
+  useEffect(() => {
+    fetchCourseList();
+  }, []);
+
+  const fetchCourseList = async () => {
+    setLoading(true);
+    try {
+      const res = await getPublicCourseLiveList();
+      if (res.success) {
+        const courseList = res.data || [];
+        setCourseLiveList(courseList);
+        
+        // 设置默认选中今天的课程（如果有）
+        const todayStr = new Date().toISOString().split('T')[0];
+        let foundTodayCourse = false;
+        
+        for (const unit of courseList) {
+          const todayCourse = unit.courses.find(c => c.date === todayStr);
+          if (todayCourse) {
+            setSelectedCourseId(todayCourse.courseId);
+            // 触发课程选择事件
+            if (onCourseClick) {
+              onCourseClick({
+                ...todayCourse,
+                unitName: unit.unitName
+              });
+            }
+            foundTodayCourse = true;
+            break;
+          }
+        }
+        
+        // 如果没有今天的课程，选中第一个current或upcoming的课程
+        if (!foundTodayCourse) {
+          for (const unit of courseList) {
+            const activeCourse = unit.courses.find(c => c.current || c.upcoming);
+            if (activeCourse) {
+              setSelectedCourseId(activeCourse.courseId);
+              if (onCourseClick) {
+                onCourseClick({
+                  ...activeCourse,
+                  unitName: unit.unitName
+                });
+              }
+              break;
+            }
+          }
+        }
+      }
+    } catch (error) {
+      console.error("Failed to fetch course list:", error);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const handleCourseClick = (course, unitName) => {
+    setSelectedCourseId(course.courseId);
+    if (onCourseClick) {
+      onCourseClick({
+        ...course,
+        unitName: unitName
+      });
+    }
+  };
+
+  const renderCourseStatus = (course) => {
+    if (course.completed) {
+      return <span className="course-status completed">已完成</span>;
+    } else if (course.current) {
+      return <span className="course-status current">正在进行</span>;
+    } else if (course.upcoming) {
+      return <span className="course-status upcoming">即将开始</span>;
+    }
+    return null;
+  };
+
+  return (
+    <div className={`public-course-list ${className}`}>
+      <div className="course-list-header">
+        <h3>公共课程列表</h3>
+      </div>
+      
+      <Spin loading={loading} style={{ width: '100%' }}>
+        <Collapse 
+          defaultActiveKey={courseLiveList.map(unit => unit.unitId)}
+          className="course-list-collapse"
+        >
+          {courseLiveList.map((unit) => (
+            <CollapseItem
+              key={unit.unitId}
+              header={
+                <div className="unit-header">
+                  <span className="unit-name">{unit.unitName}</span>
+                  <span className="unit-course-count">
+                    {unit.courses.filter(c => c.completed).length}/{unit.courses.length} 已完成
+                  </span>
+                </div>
+              }
+              name={unit.unitId}
+            >
+              <Timeline className="course-timeline">
+                {unit.courses.map((course) => (
+                  <TimelineItem
+                    key={course.courseId}
+                    dot={
+                      <div
+                        className={`timeline-dot ${
+                          course.completed ? 'completed' : 
+                          course.current ? 'current' : 
+                          course.upcoming ? 'upcoming' : ''
+                        }`}
+                      />
+                    }
+                    label={course.date}
+                  >
+                    <div
+                      className={`course-item ${
+                        selectedCourseId === course.courseId ? 'selected' : ''
+                      } ${course.completed ? 'completed' : ''}`}
+                      onClick={() => handleCourseClick(course, unit.unitName)}
+                    >
+                      <div className="course-info">
+                        <div className="course-name">{course.courseName}</div>
+                        <div className="course-meta">
+                          <span className="course-teacher">讲师：{course.teacherName}</span>
+                          {course.time && <span className="course-time">时间：{course.time}</span>}
+                        </div>
+                      </div>
+                      {renderCourseStatus(course)}
+                    </div>
+                  </TimelineItem>
+                ))}
+              </Timeline>
+            </CollapseItem>
+          ))}
+        </Collapse>
+      </Spin>
+    </div>
+  );
+};
+
+export default PublicCourseList;
\ No newline at end of file
diff --git a/src/data/mockData.js b/src/data/mockData.js
index 523d6eb..3b9fa44 100644
--- a/src/data/mockData.js
+++ b/src/data/mockData.js
@@ -148,6 +148,80 @@ const generateCourseLiveListFromCalendar = (calendarEvents) => {
   });
 };
 
+// 生成公共课程列表：从课程直播列表中提取公共课程
+const generatePublicCourseLiveList = (courseLiveList) => {
+  // 定义公共课单元
+  const publicUnits = {
+    "AI课": {
+      unitId: "public-ai",
+      unitName: "AI课",
+      courses: []
+    },
+    "企业高管公开课": {
+      unitId: "public-executive",
+      unitName: "企业高管公开课",
+      courses: []
+    },
+    "营销能力课": {
+      unitId: "public-marketing",
+      unitName: "营销能力课",
+      courses: []
+    }
+  };
+  
+  // 定义关键词映射到单元
+  const keywordToUnit = {
+    "AI": "AI课",
+    "AIGC": "AI课",
+    "人工智能": "AI课",
+    "ChatGPT": "AI课",
+    "Midjourney": "AI课",
+    "企业": "企业高管公开课",
+    "高管": "企业高管公开课",
+    "管理": "企业高管公开课",
+    "领导": "企业高管公开课",
+    "战略": "企业高管公开课",
+    "营销": "营销能力课",
+    "销售": "营销能力课",
+    "品牌": "营销能力课",
+    "推广": "营销能力课",
+    "市场": "营销能力课",
+    "运营": "营销能力课",
+    "新媒体": "营销能力课"
+  };
+  
+  // 遍历所有课程，分类到相应单元
+  courseLiveList.forEach(unit => {
+    unit.courses.forEach(course => {
+      let assigned = false;
+      
+      // 检查课程名称是否包含关键词
+      for (const [keyword, unitName] of Object.entries(keywordToUnit)) {
+        if (course.courseName.includes(keyword) || unit.unitName.includes(keyword)) {
+          publicUnits[unitName].courses.push({
+            ...course,
+            originalUnit: unit.unitName
+          });
+          assigned = true;
+          break;
+        }
+      }
+      
+      // 如果没有匹配到任何公共课单元，检查是否是公开课类型
+      if (!assigned && (unit.unitName.includes("公开课") || unit.unitName.includes("公共"))) {
+        // 默认归类到企业高管公开课
+        publicUnits["企业高管公开课"].courses.push({
+          ...course,
+          originalUnit: unit.unitName
+        });
+      }
+    });
+  });
+  
+  // 转换为数组格式并过滤空单元
+  return Object.values(publicUnits).filter(unit => unit.courses.length > 0);
+};
+
 // 更新导师课程信息：根据日历事件更新导师的课程列表
 const updateTeacherCourses = (teacherData, calendarEvents) => {
   // 深拷贝教师数据
@@ -4228,6 +4302,9 @@ mockData.profileOverview = {
 // 课程直播间的课程列表数据（从CSV生成）
 mockData.courseLiveList = generateCourseLiveListFromCalendar(transformCalendarCourses(calendarCoursesData));
 
+// 生成公共课程列表
+mockData.publicCourseLiveList = generatePublicCourseLiveList(mockData.courseLiveList);
+
 // 在courseLiveList定义后，更新dashboardStatistics的课程和任务数据
 const dashboardCourseData = generateDashboardCourses(mockData.courseLiveList);
 
diff --git a/src/pages/PublicCourses/index.css b/src/pages/PublicCourses/index.css
index 0121044..80bb0ac 100644
--- a/src/pages/PublicCourses/index.css
+++ b/src/pages/PublicCourses/index.css
@@ -1,9 +1,12 @@
 .public-courses-page {
   width: 100%;
   height: 100%;
-  box-sizing: border-box;
   padding: 20px;
-  position: relative;
-  display: flex;
-  justify-content: space-between;
+}
+
+.public-courses-content {
+  width: 100%;
+  height: 100%;
+  display: flex;
+  gap: 20px;
 }
diff --git a/src/pages/PublicCourses/index.jsx b/src/pages/PublicCourses/index.jsx
index c6340a4..3547ccd 100644
--- a/src/pages/PublicCourses/index.jsx
+++ b/src/pages/PublicCourses/index.jsx
@@ -1,13 +1,26 @@
+import { useState } from "react";
 import CoursesVideoPlayer from "@/components/CoursesVideoPlayer";
-import LiveSummary from "@/components/LiveSummary";
+import PublicCourseList from "@/components/PublicCourseList";
 import { mockData } from "@/data/mockData";
 import "./index.css";
 
 const PublicCourses = () => {
+  const [selectedCourse, setSelectedCourse] = useState(null);
+
+  const handleCourseClick = (course) => {
+    setSelectedCourse(course);
+  };
+
   return (
     <div className="public-courses-page">
-      <CoursesVideoPlayer teacherData={mockData.teacherData} />
-      <LiveSummary />
+      <div className="public-courses-content">
+        <CoursesVideoPlayer 
+          selectedCourse={selectedCourse} 
+          teacherData={mockData.teacherData} 
+          unitPosters={mockData.unitPosters}
+        />
+        <PublicCourseList onCourseClick={handleCourseClick} />
+      </div>
     </div>
   );
 };
diff --git a/src/services/courseLive.js b/src/services/courseLive.js
index db5e5ca..ec96162 100644
--- a/src/services/courseLive.js
+++ b/src/services/courseLive.js
@@ -1,5 +1,14 @@
 import { mockData } from "@/data/mockData";
 
+// 获取公共课程直播列表
+export async function getPublicCourseLiveList() {
+  // 模拟异步请求
+  return Promise.resolve({
+    success: true,
+    data: mockData.publicCourseLiveList || [],
+  });
+}
+
 // 获取课程直播列表
 export async function getCourseLiveList() {
   // 模拟异步请求