diff --git a/exp_multimodal/exp_multimodal_gui.py b/exp_multimodal/exp_multimodal_gui.py
index 2824c54..3ff8ae5 100644
--- a/exp_multimodal/exp_multimodal_gui.py
+++ b/exp_multimodal/exp_multimodal_gui.py
@@ -77,11 +77,22 @@ class MultiModalFoodApp:
         self.openset_embedder: Optional[OllamaEmbedder] = None
         self.openset_matcher: Optional[DishNameMatcher] = None
 
+        # 自定义菜品库管理
+        self.custom_dishes_path = "exp_multimodal/custom_dish_library.json"
+        self.custom_dishes: List[str] = []
+        self.auto_rebuild_index_var = ctk.BooleanVar(value=True)
+        
         # UI
         self.create_widgets()
         
+        # 加载自定义菜品库
+        self.load_custom_dishes()
+        
         # 加载保存的配置
         self.load_config()
+        
+        # 初始化菜品计数显示
+        self.root.after(100, self.update_dish_count_label)
 
     # -------------------- 图像加载工具 --------------------
     def load_image_with_chinese_path(self, file_path: str):
@@ -522,6 +533,37 @@ class MultiModalFoodApp:
         self.openset_status_label = ctk.CTkLabel(openset_row4, text="", font=("Arial", 10), text_color="gray")
         self.openset_status_label.pack(side="left", padx=12)
 
+        # ==================== 菜品库管理 ====================
+        dish_lib_frame = ctk.CTkFrame(panel)
+        dish_lib_frame.pack(fill="x", pady=(10, 10))
+        
+        ctk.CTkLabel(dish_lib_frame, text="菜品库管理（开放式识别）", font=("Arial", 14, "bold")).pack(anchor="w", pady=(0, 6))
+        
+        # 当前菜品数
+        dish_count_row = ctk.CTkFrame(dish_lib_frame)
+        dish_count_row.pack(fill="x", pady=(0, 6))
+        self.dish_count_label = ctk.CTkLabel(dish_count_row, text="当前菜品数：0（默认） + 0（自定义）", font=("Arial", 11))
+        self.dish_count_label.pack(side="left", padx=6, pady=4)
+        
+        # 单个添加
+        add_row = ctk.CTkFrame(dish_lib_frame)
+        add_row.pack(fill="x", pady=(0, 6))
+        self.new_dish_var = ctk.StringVar(value="")
+        ctk.CTkEntry(add_row, textvariable=self.new_dish_var, placeholder_text="输入菜品名称", width=280).pack(side="left", padx=6)
+        ctk.CTkButton(add_row, text="➕ 添加", command=self.add_single_dish, width=80).pack(side="left", padx=6)
+        
+        # 批量导入 + 查看库
+        manage_row = ctk.CTkFrame(dish_lib_frame)
+        manage_row.pack(fill="x", pady=(0, 6))
+        ctk.CTkButton(manage_row, text="📁 批量导入JSON", command=self.import_dishes_from_json, width=140).pack(side="left", padx=6)
+        ctk.CTkButton(manage_row, text="📋 查看菜品库", command=self.show_dish_library_dialog, width=140).pack(side="left", padx=6)
+        ctk.CTkButton(manage_row, text="🗑️ 清空自定义", command=self.clear_custom_dishes, width=120, fg_color="red", hover_color="darkred").pack(side="left", padx=6)
+        
+        # 自动重建索引开关
+        auto_row = ctk.CTkFrame(dish_lib_frame)
+        auto_row.pack(fill="x", pady=(4, 0))
+        ctk.CTkSwitch(auto_row, text="添加菜品后自动重建索引", variable=self.auto_rebuild_index_var).pack(side="left", padx=6, pady=4)
+
         # 配置保存/加载
         cfg_manage = ctk.CTkFrame(panel)
         cfg_manage.pack(fill="x", pady=(10, 10))
@@ -719,29 +761,36 @@ class MultiModalFoodApp:
         """索引构建后台线程"""
         try:
             mode = "dish"  # 开放式识别目前仅支持 dish
-            labels = build_labels(mode, alias_map_path=None)
             
-            if not labels:
+            # 合并默认菜品 + 自定义菜品
+            default_labels = build_labels(mode, alias_map_path=None)
+            
+            # 合并自定义菜品（去重）
+            all_labels = list(dict.fromkeys(list(default_labels) + list(self.custom_dishes)))
+            
+            if not all_labels:
                 self.root.after(0, lambda: messagebox.showerror("错误", "未找到可用的菜品名"))
                 self.root.after(0, lambda: self.openset_status_label.configure(text="构建失败", text_color="red"))
                 return
             
+            print(f"[BuildIndex] Total dishes: {len(all_labels)} (default={len(default_labels)}, custom={len(self.custom_dishes)})")
+            
             # 初始化 Embedder
             embedder_url = self.ollama_url_var.get().strip() or DEFAULT_OLLAMA_URL
             embedder_model = self.openset_embedder_model_var.get().strip()
             embedder = OllamaEmbedder(base_url=embedder_url, model=embedder_model)
             
-            # 构建索引
+            # 构建索引（使用合并后的菜品列表）
             output_dir = self.openset_index_path_var.get()
             build_dish_index(
-                dish_names=labels,
+                dish_names=all_labels,
                 embedder=embedder,
                 output_dir=output_dir,
                 batch_size=100
             )
             
-            self.root.after(0, lambda: messagebox.showinfo("成功", f"索引构建完成！位置: {output_dir}"))
-            self.root.after(0, lambda: self.openset_status_label.configure(text=f"索引已构建 ({len(labels)}个菜品)", text_color="green"))
+            self.root.after(0, lambda: messagebox.showinfo("成功", f"索引构建完成！默认菜品：{len(default_labels)}个，自定义菜品：{len(self.custom_dishes)}个，总计：{len(all_labels)}个"))
+            self.root.after(0, lambda: self.openset_status_label.configure(text=f"索引已构建 ({len(all_labels)}个菜品)", text_color="green"))
             
         except Exception as e:
             self.root.after(0, lambda: messagebox.showerror("错误", f"构建索引失败: {e}"))
@@ -1030,6 +1079,9 @@ class MultiModalFoodApp:
                 "min_score": self.openset_min_score_var.get(),
                 "embedder_model": self.openset_embedder_model_var.get(),
             },
+            # 自定义菜品库配置
+            "custom_dishes_path": self.custom_dishes_path,
+            "auto_rebuild_index": self.auto_rebuild_index_var.get(),
         }
         
         try:
@@ -1090,10 +1142,21 @@ class MultiModalFoodApp:
                 self.openset_min_score_var.set(openset_cfg.get("min_score", 0.5))
                 self.openset_embedder_model_var.set(openset_cfg.get("embedder_model", "quentinz/bge-large-zh-v1.5"))
             
+            # 自定义菜品库配置
+            if "custom_dishes_path" in config:
+                self.custom_dishes_path = config["custom_dishes_path"]
+                self.load_custom_dishes()
+            
+            if "auto_rebuild_index" in config:
+                self.auto_rebuild_index_var.set(config["auto_rebuild_index"])
+            
             self.refresh_extra_labels_view()
             self.refresh_fewshot_view()
             self.on_provider_change()
             
+            # 更新菜品计数显示
+            self.update_dish_count_label()
+            
             print(f"[Config] 配置已从 {config_path} 加载")
         except Exception as e:
             print(f"[Config] 加载配置失败: {e}")
@@ -1151,14 +1214,287 @@ class MultiModalFoodApp:
                 self.openset_min_score_var.set(openset_cfg.get("min_score", 0.5))
                 self.openset_embedder_model_var.set(openset_cfg.get("embedder_model", "quentinz/bge-large-zh-v1.5"))
             
+            # 自定义菜品库配置
+            if "custom_dishes_path" in config:
+                self.custom_dishes_path = config["custom_dishes_path"]
+                self.load_custom_dishes()
+            
+            if "auto_rebuild_index" in config:
+                self.auto_rebuild_index_var.set(config["auto_rebuild_index"])
+            
             self.refresh_extra_labels_view()
             self.refresh_fewshot_view()
             self.on_provider_change()
             
+            # 更新菜品计数显示
+            self.update_dish_count_label()
+            
             messagebox.showinfo("成功", f"配置已从 {os.path.basename(path)} 加载")
         except Exception as e:
             messagebox.showerror("错误", f"加载配置失败: {e}")
 
+    # -------------------- 自定义菜品库管理 --------------------
+    def load_custom_dishes(self):
+        """从JSON加载自定义菜品库"""
+        if not os.path.exists(self.custom_dishes_path):
+            self.custom_dishes = []
+            return
+        
+        try:
+            with open(self.custom_dishes_path, "r", encoding="utf-8") as f:
+                data = json.load(f)
+            
+            # 支持两种格式：数组 或 {"dishes": [...]}
+            if isinstance(data, list):
+                self.custom_dishes = [str(x).strip() for x in data if str(x).strip()]
+            elif isinstance(data, dict) and "dishes" in data:
+                self.custom_dishes = [str(x).strip() for x in data["dishes"] if str(x).strip()]
+            else:
+                self.custom_dishes = []
+            
+            print(f"[CustomDishes] Loaded {len(self.custom_dishes)} dishes from {self.custom_dishes_path}")
+        except Exception as e:
+            print(f"[CustomDishes] Failed to load: {e}")
+            self.custom_dishes = []
+    
+    def save_custom_dishes(self):
+        """保存自定义菜品库到JSON"""
+        try:
+            os.makedirs(os.path.dirname(self.custom_dishes_path) if os.path.dirname(self.custom_dishes_path) else ".", exist_ok=True)
+            
+            data = {
+                "dishes": self.custom_dishes,
+                "metadata": {
+                    "total_count": len(self.custom_dishes),
+                    "last_updated": time.strftime("%Y-%m-%d %H:%M:%S")
+                }
+            }
+            
+            with open(self.custom_dishes_path, "w", encoding="utf-8") as f:
+                json.dump(data, f, ensure_ascii=False, indent=2)
+            
+            print(f"[CustomDishes] Saved {len(self.custom_dishes)} dishes to {self.custom_dishes_path}")
+        except Exception as e:
+            print(f"[CustomDishes] Failed to save: {e}")
+            messagebox.showerror("错误", f"保存菜品库失败: {e}")
+    
+    def add_single_dish(self):
+        """添加单个菜品"""
+        dish_name = self.new_dish_var.get().strip()
+        
+        if not dish_name:
+            messagebox.showwarning("提示", "请输入菜品名称")
+            return
+        
+        # 去重
+        if dish_name in self.custom_dishes:
+            messagebox.showinfo("提示", f"菜品'{dish_name}'已存在")
+            return
+        
+        self.custom_dishes.append(dish_name)
+        self.save_custom_dishes()
+        self.new_dish_var.set("")
+        self.update_dish_count_label()
+        
+        messagebox.showinfo("成功", f"已添加菜品：{dish_name}")
+        
+        # 询问是否立即重建索引
+        if self.auto_rebuild_index_var.get():
+            if messagebox.askyesno("重建索引", "是否立即重建向量索引？"):
+                self.build_openset_index()
+    
+    def import_dishes_from_json(self):
+        """从JSON文件批量导入菜品"""
+        path = filedialog.askopenfilename(
+            title="选择菜品JSON文件",
+            filetypes=[("JSON 文件", "*.json"), ("所有文件", "*.*")]
+        )
+        if not path:
+            return
+        
+        try:
+            with open(path, "r", encoding="utf-8") as f:
+                data = json.load(f)
+            
+            # 解析JSON（支持简单数组格式）
+            if isinstance(data, list):
+                new_dishes = [str(x).strip() for x in data if str(x).strip()]
+            elif isinstance(data, dict) and "dishes" in data:
+                new_dishes = [str(x).strip() for x in data["dishes"] if str(x).strip()]
+            else:
+                messagebox.showerror("错误", "JSON格式不正确，应为数组 ['菜品1', '菜品2'] 或 {\"dishes\": [...]}")
+                return
+            
+            if not new_dishes:
+                messagebox.showwarning("提示", "JSON文件中没有有效的菜品名")
+                return
+            
+            # 去重并合并
+            original_count = len(self.custom_dishes)
+            existing_set = set(self.custom_dishes)
+            added_count = 0
+            
+            for dish in new_dishes:
+                if dish not in existing_set:
+                    self.custom_dishes.append(dish)
+                    existing_set.add(dish)
+                    added_count += 1
+            
+            self.save_custom_dishes()
+            self.update_dish_count_label()
+            
+            messagebox.showinfo(
+                "导入完成",
+                f"成功导入 {added_count} 个新菜品"       f"（总计导入{len(new_dishes)}个，其中{len(new_dishes)-added_count}个已存在）" +  f"当前自定义菜品数：{len(self.custom_dishes)}"
+            )
+            
+            # 询问是否重建索引
+            if self.auto_rebuild_index_var.get() and added_count > 0:
+                if messagebox.askyesno("重建索引", f"已添加{added_count}个新菜品，是否立即重建向量索引？"):
+                    self.build_openset_index()
+                    
+        except Exception as e:
+            messagebox.showerror("错误", f"导入失败: {e}")
+    
+    def show_dish_library_dialog(self):
+        """显示菜品库查看/管理对话框"""
+        dialog = ctk.CTkToplevel(self.root)
+        dialog.title("菜品库管理")
+        dialog.geometry("700x600")
+        dialog.transient(self.root)
+        dialog.grab_set()
+        
+        # 标题
+        title_frame = ctk.CTkFrame(dialog)
+        title_frame.pack(fill="x", padx=15, pady=(15, 10))
+        
+        default_count = len(build_labels("dish", self.alias_map_path))
+        custom_count = len(self.custom_dishes)
+        
+        ctk.CTkLabel(
+            title_frame,
+            text=f"📚 当前菜品库",
+            font=("Arial", 16, "bold")
+        ).pack(side="left", padx=6)
+        
+        ctk.CTkLabel(
+            title_frame,
+            text=f"默认：{default_count}个 | 自定义：{custom_count}个 | 总计：{default_count + custom_count}个",
+            font=("Arial", 11)
+        ).pack(side="right", padx=6)
+        
+        # 分栏显示
+        notebook = ctk.CTkTabview(dialog)
+        notebook.pack(fill="both", expand=True, padx=15, pady=(0, 15))
+        
+        # 自定义菜品选项卡
+        custom_tab = notebook.add("自定义菜品")
+        self._create_dish_list_view(custom_tab, self.custom_dishes, is_custom=True)
+        
+        # 默认菜品选项卡
+        default_tab = notebook.add("默认菜品")
+        default_dishes = build_labels("dish", self.alias_map_path)
+        self._create_dish_list_view(default_tab, default_dishes, is_custom=False)
+        
+        # 设置默认选中自定义选项卡
+        notebook.set("自定义菜品")
+    
+    def _create_dish_list_view(self, parent, dishes: List[str], is_custom: bool):
+        """创建菜品列表视图"""
+        # 搜索框
+        search_frame = ctk.CTkFrame(parent)
+        search_frame.pack(fill="x", padx=10, pady=(10, 10))
+        
+        search_var = ctk.StringVar()
+        ctk.CTkLabel(search_frame, text="🔍 搜索:").pack(side="left", padx=6)
+        search_entry = ctk.CTkEntry(search_frame, textvariable=search_var, width=300)
+        search_entry.pack(side="left", padx=6)
+        
+        # 列表框
+        list_frame = ctk.CTkScrollableFrame(parent)
+        list_frame.pack(fill="both", expand=True, padx=10, pady=(0, 10))
+        
+        # 存储列表项引用
+        list_items = []
+        
+        def refresh_list():
+            # 清空
+            for item in list_items:
+                item.destroy()
+            list_items.clear()
+            
+            # 过滤
+            keyword = search_var.get().strip().lower()
+            filtered = [d for d in dishes if keyword in d.lower()] if keyword else dishes
+            
+            # 显示
+            for dish in filtered:
+                row = ctk.CTkFrame(list_frame)
+                row.pack(fill="x", padx=5, pady=2)
+                
+                ctk.CTkLabel(row, text=dish, anchor="w", font=("Arial", 11)).pack(side="left", fill="x", expand=True, padx=10, pady=5)
+                
+                if is_custom:
+                    def delete_dish(d=dish):
+                        if messagebox.askyesno("确认删除", f"确定删除菜品'{d}'吗？"):
+                            self.custom_dishes.remove(d)
+                            self.save_custom_dishes()
+                            self.update_dish_count_label()
+                            refresh_list()
+                    
+                    ctk.CTkButton(
+                        row,
+                        text="删除",
+                        command=delete_dish,
+                        width=60,
+                        height=28,
+                        fg_color="red",
+                        hover_color="darkred"
+                    ).pack(side="right", padx=5, pady=2)
+                
+                list_items.append(row)
+            
+            # 显示计数
+            if not filtered and keyword:
+                no_result = ctk.CTkLabel(list_frame, text="未找到匹配的菜品", text_color="gray")
+                no_result.pack(pady=20)
+                list_items.append(no_result)
+        
+        # 搜索触发
+        search_var.trace_add("write", lambda *args: refresh_list())
+        
+        # 初始化显示
+        refresh_list()
+        
+        # 底部操作按钮
+        if is_custom:
+            bottom_frame = ctk.CTkFrame(parent)
+            bottom_frame.pack(fill="x", padx=10, pady=(0, 10))
+            
+            ctk.CTkLabel(bottom_frame, text=f"共 {len(dishes)} 个自定义菜品", font=("Arial", 10)).pack(side="left", padx=10)
+    
+    def clear_custom_dishes(self):
+        """清空自定义菜品库"""
+        if not self.custom_dishes:
+            messagebox.showinfo("提示", "自定义菜品库已经为空")
+            return
+        
+        if messagebox.askyesno("确认清空", f"确定清空所有 {len(self.custom_dishes)} 个自定义菜品吗？此操作不可恢复！"):
+            self.custom_dishes.clear()
+            self.save_custom_dishes()
+            self.update_dish_count_label()
+            messagebox.showinfo("成功", "已清空自定义菜品库")
+    
+    def update_dish_count_label(self):
+        """更新菜品数量显示"""
+        if hasattr(self, 'dish_count_label'):
+            default_count = len(build_labels("dish", self.alias_map_path))
+            custom_count = len(self.custom_dishes)
+            total_count = default_count + custom_count
+            self.dish_count_label.configure(
+                text=f"当前菜品数：{default_count}（默认） + {custom_count}（自定义） = {total_count}（总计）"
+            )
+
 
 def main():
     root = TkinterDnD.Tk()  # 必须使用 TkinterDnD.Tk 以支持拖拽