diff --git a/fastAPI_tarot.py b/fastAPI_tarot.py
index 3ac180e..da7d319 100644
--- a/fastAPI_tarot.py
+++ b/fastAPI_tarot.py
@@ -70,7 +70,8 @@ HISTORY_FILE = "history.json"
 
 # Dashscope (Qwen-VL) 配置
 dashscope.api_key = 'sk-ce2404f55f744a1987d5ece61c6bac58'
-QWEN_MODEL = 'qwen-vl-max'
+QWEN_MODEL = 'qwen-vl-max' # Default model
+AVAILABLE_QWEN_MODELS = ["qwen-vl-max", "qwen-vl-plus"]
 
 # API Tags (用于文档分类)
 TAG_GENERAL = "General Segmentation (通用分割)"
@@ -1019,7 +1020,8 @@ async def segment_face(
             processor=processor,
             image=image,
             prompt=final_prompt,
-            output_base_dir=RESULT_IMAGE_DIR
+            output_base_dir=RESULT_IMAGE_DIR,
+            qwen_model=QWEN_MODEL
         )
     except Exception as e:
         import traceback
@@ -1222,9 +1224,23 @@ async def get_config(request: Request):
         "device": device,
         "cleanup_enabled": os.getenv("AUTO_CLEANUP_ENABLED"),
         "file_lifetime": os.getenv("FILE_LIFETIME_SECONDS"),
-        "cleanup_interval": os.getenv("CLEANUP_INTERVAL_SECONDS")
+        "cleanup_interval": os.getenv("CLEANUP_INTERVAL_SECONDS"),
+        "current_qwen_model": QWEN_MODEL,
+        "available_qwen_models": AVAILABLE_QWEN_MODELS
     }
 
+@app.post("/admin/api/config/model", dependencies=[Depends(verify_admin)])
+async def set_model(model: str = Form(...)):
+    """
+    Set the Qwen model
+    """
+    global QWEN_MODEL
+    if model not in AVAILABLE_QWEN_MODELS:
+        raise HTTPException(status_code=400, detail="Invalid model")
+    
+    QWEN_MODEL = model
+    return {"status": "success", "message": f"Model switched to {model}", "current_model": QWEN_MODEL}
+
 # ==========================================
 # 10. Main Entry Point (启动入口)
 # ==========================================
diff --git a/human_analysis_service.py b/human_analysis_service.py
index d61e537..925252f 100644
--- a/human_analysis_service.py
+++ b/human_analysis_service.py
@@ -95,7 +95,7 @@ def create_highlighted_visualization(image: Image.Image, masks, output_path: str
     # Save
     Image.fromarray(result_np).save(output_path)
 
-def analyze_demographics_with_qwen(image_path: str) -> dict:
+def analyze_demographics_with_qwen(image_path: str, model_name: str = 'qwen-vl-max') -> dict:
     """
     调用 Qwen-VL 模型分析人物的年龄和性别
     """
@@ -122,7 +122,7 @@ def analyze_demographics_with_qwen(image_path: str) -> dict:
         ]
         
         # 调用模型
-        response = MultiModalConversation.call(model=QWEN_MODEL, messages=messages)
+        response = MultiModalConversation.call(model=model_name, messages=messages)
         
         if response.status_code == 200:
             content = response.output.choices[0].message.content[0]['text']
@@ -143,7 +143,8 @@ def process_face_segmentation_and_analysis(
     processor, 
     image: Image.Image, 
     prompt: str = "head", 
-    output_base_dir: str = "static/results"
+    output_base_dir: str = "static/results",
+    qwen_model: str = "qwen-vl-max"
 ) -> dict:
     """
     核心处理逻辑：
@@ -208,7 +209,7 @@ def process_face_segmentation_and_analysis(
         cropped_img.save(save_path)
         
         # 3. 识别
-        analysis = analyze_demographics_with_qwen(save_path)
+        analysis = analyze_demographics_with_qwen(save_path, model_name=qwen_model)
         
         # 构造返回结果
         # 注意：URL 生成需要依赖外部的 request context，这里只返回相对路径或文件名
diff --git a/static/admin.html b/static/admin.html
index 8048226..cfcca57 100644
--- a/static/admin.html
+++ b/static/admin.html
@@ -200,9 +200,15 @@
                                     <span class="text-gray-600">模型</span>
                                     <span class="font-mono">SAM3</span>
                                 </div>
-                                <div class="flex justify-between border-b pb-2">
+                                <div class="flex justify-between items-center border-b pb-2">
                                     <span class="text-gray-600">多模态模型</span>
-                                    <span class="font-mono">Qwen-VL-Max</span>
+                                    <div class="flex items-center gap-2">
+                                        <select v-model="currentModel" @change="updateModel" class="border rounded px-2 py-1 text-sm font-mono bg-white">
+                                            <option v-for="model in availableModels" :key="model" :value="model">
+                                                {{ model }}
+                                            </option>
+                                        </select>
+                                    </div>
                                 </div>
                                 <div class="flex justify-between border-b pb-2">
                                     <span class="text-gray-600">设备</span>
@@ -239,6 +245,8 @@
                 const previewUrl = ref(null);
                 const cleaning = ref(false);
                 const deviceInfo = ref('Loading...');
+                const currentModel = ref('');
+                const availableModels = ref([]);
 
                 // 检查登录状态
                 const checkLogin = () => {
@@ -296,11 +304,27 @@
                     try {
                         const res = await axios.get('/admin/api/config');
                         deviceInfo.value = res.data.device;
+                        currentModel.value = res.data.current_qwen_model;
+                        availableModels.value = res.data.available_qwen_models;
                     } catch (e) {
                         console.error(e);
                     }
                 };
 
+                const updateModel = async () => {
+                    try {
+                        const formData = new FormData();
+                        formData.append('model', currentModel.value);
+                        const res = await axios.post('/admin/api/config/model', formData);
+                        alert(res.data.message);
+                    } catch (e) {
+                        alert('更新模型失败');
+                        console.error(e);
+                        // Revert on failure
+                        fetchSystemInfo();
+                    }
+                };
+
                 const enterDir = (dirName) => {
                     currentPath.value = currentPath.value ? `${currentPath.value}/${dirName}` : dirName;
                     fetchFiles();
@@ -390,7 +414,8 @@
                     currentTab, history, files, currentPath,
                     enterDir, navigateUp, deleteFile, triggerCleanup,
                     viewResult, previewImage, isImage, previewUrl,
-                    formatDate, getTypeBadgeClass, cleaning, deviceInfo
+                    formatDate, getTypeBadgeClass, cleaning, deviceInfo,
+                    currentModel, availableModels, updateModel
                 };
             }
         }).mount('#app');