diff --git a/web/src/components/Analytics.tsx b/web/src/components/Analytics.tsx
index 1771113..be4cfe5 100644
--- a/web/src/components/Analytics.tsx
+++ b/web/src/components/Analytics.tsx
@@ -98,6 +98,13 @@ interface InfluencerTrackingForm {
   likesCount: number;
 }
 
+// 在接口定义部分添加项目接口
+interface Project {
+  id: string;
+  name: string;
+  description?: string;
+}
+
 const Analytics: React.FC = () => {
   const [timeRange, setTimeRange] = useState('7days');
   const [selectedKOL, setSelectedKOL] = useState('all');
@@ -117,6 +124,15 @@ const Analytics: React.FC = () => {
   const [error, setError] = useState<string | null>(null);
   const [filteredEngagementData, setFilteredEngagementData] = useState<EngagementData[]>([]);
   
+  // 添加项目相关状态
+  const [projects, setProjects] = useState<Project[]>([
+    { id: '1', name: '项目 1', description: '示例项目 1' },
+    { id: '2', name: '项目 2', description: '示例项目 2' },
+    { id: '3', name: '项目 3', description: '示例项目 3' },
+    { id: '550e8400-e29b-41d4-a716-446655440000', name: 'UUID格式项目', description: 'UUID格式的项目ID示例' }
+  ]);
+  const [selectedProject, setSelectedProject] = useState<string>('1');
+  
   // Add new state for influencer tracking
   const [showTrackingForm, setShowTrackingForm] = useState(false);
   const [trackingForm, setTrackingForm] = useState<InfluencerTrackingForm>({
@@ -233,13 +249,42 @@ const Analytics: React.FC = () => {
 
         // 尝试从API获取漏斗数据
         try {
-          // 这里使用一个示例项目ID，实际使用时应该从props或状态中获取
-          const projectId = '1'; 
-          const response = await fetch(`http://localhost:4000/api/analytics/project/${projectId}/conversion-funnel?timeRange=${timeRange}`);
+          // 使用选中的项目ID
+          const projectId = selectedProject; 
+          
+          // 添加认证头
+          const authToken = 'eyJhbGciOiJIUzI1NiIsImtpZCI6Inl3blNGYnRBOGtBUnl4UmUiLCJ0eXAiOiJKV1QifQ.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.VuUX2yhqN-FZseKL8fQG91i1cohfRqW2m1Z8CIWhZuk';
+          
+          const response = await fetch(`http://localhost:4000/api/analytics/project/${projectId}/conversion-funnel?timeframe=${timeRange}`, {
+            headers: {
+              'accept': 'application/json',
+              'Authorization': `Bearer ${authToken}`
+            }
+          });
           
           if (response.ok) {
             const data = await response.json();
-            setFunnelData(data.funnel_data || []);
+            console.log('成功获取漏斗数据:', data);
+            
+            if (data.funnel_data) {
+              setFunnelData(data.funnel_data);
+              
+              // 如果是模拟数据，在控制台显示提示
+              if (data.is_mock_data) {
+                console.info('注意: 使用的是模拟数据，因为无法连接到数据库或找不到项目');
+              }
+            } else {
+              console.error('API返回的数据中没有funnel_data字段');
+              // 使用模拟数据作为后备
+              setFunnelData([
+                { stage: 'Awareness', count: 10000, rate: 100 },
+                { stage: 'Interest', count: 7500, rate: 75 },
+                { stage: 'Consideration', count: 5000, rate: 50 },
+                { stage: 'Intent', count: 3000, rate: 30 },
+                { stage: 'Evaluation', count: 2000, rate: 20 },
+                { stage: 'Purchase', count: 1000, rate: 10 }
+              ]);
+            }
           } else {
             console.error('Failed to fetch funnel data from API, using mock data instead');
             // 使用模拟数据作为后备
@@ -273,7 +318,7 @@ const Analytics: React.FC = () => {
     };
 
     fetchAnalyticsData();
-  }, [timeRange]);
+  }, [timeRange, selectedProject]); // 添加selectedProject作为依赖项
 
   // Filter KOLs based on selected platform
   const filteredKOLs = selectedPlatform === 'all' 
@@ -548,11 +593,40 @@ const Analytics: React.FC = () => {
     </div>
   );
 
+  // 项目选择器组件
+  const ProjectSelector = () => (
+    <div className="mb-6">
+      <label htmlFor="project-select" className="block text-sm font-medium text-gray-700 mb-2">
+        选择项目
+      </label>
+      <div className="relative">
+        <select
+          id="project-select"
+          value={selectedProject}
+          onChange={(e) => setSelectedProject(e.target.value)}
+          className="block w-full pl-3 pr-10 py-2 text-base border-gray-300 focus:outline-none focus:ring-indigo-500 focus:border-indigo-500 sm:text-sm rounded-md"
+        >
+          {projects.map((project) => (
+            <option key={project.id} value={project.id}>
+              {project.name}
+            </option>
+          ))}
+        </select>
+        <div className="absolute inset-y-0 right-0 flex items-center px-2 pointer-events-none">
+          <ArrowRight className="h-4 w-4 text-gray-400" />
+        </div>
+      </div>
+    </div>
+  );
+
   return (
     <div className="flex-1 overflow-auto">
       <div className="p-6">
         <h1 className="mb-6 text-2xl font-bold">Analytics Dashboard</h1>
         
+        {/* 添加项目选择器 */}
+        <ProjectSelector />
+        
         {/* Add the Influencer Tracking Form at the top */}
         <InfluencerTrackingFormComponent />