diff --git a/apps/web/app/admin/categories/page.tsx b/apps/web/app/admin/categories/page.tsx
index 69fe688..078856e 100644
--- a/apps/web/app/admin/categories/page.tsx
+++ b/apps/web/app/admin/categories/page.tsx
@@ -15,7 +15,7 @@ export default function CategoriesPage() {
   const [editingId, setEditingId] = useState<string | null>(null);
   const [editName, setEditName] = useState('');
 
-  const groups: CategoryGroup[] = ['development', 'testing', 'implementation', 'other'];
+  const groups: CategoryGroup[] = ['development', 'implementation', 'other'];
 
   const handleAdd = () => {
     if (!newName.trim()) return;
diff --git a/apps/web/lib/task-category.ts b/apps/web/lib/task-category.ts
index 4e7e664..db07a62 100644
--- a/apps/web/lib/task-category.ts
+++ b/apps/web/lib/task-category.ts
@@ -1,4 +1,4 @@
-export type CategoryGroup = 'development' | 'testing' | 'implementation' | 'other';
+export type CategoryGroup = 'development' | 'implementation' | 'other';
 
 export interface TaskCategory {
   id: string;
@@ -11,7 +11,6 @@ export interface TaskCategory {
 
 export const CATEGORY_GROUP_LABEL: Record<CategoryGroup, string> = {
   development: '开发',
-  testing: '测试',
   implementation: '实施',
   other: '其他',
 };
@@ -21,10 +20,8 @@ export const PRESET_CATEGORIES: TaskCategory[] = [
   { id: 'cat-2', name: '后端开发', group: 'development', color: '#6366f1', sortOrder: 2, isSystem: true },
   { id: 'cat-3', name: '数据库设计', group: 'development', color: '#8b5cf6', sortOrder: 3, isSystem: true },
   { id: 'cat-4', name: '接口联调', group: 'development', color: '#0ea5e9', sortOrder: 4, isSystem: true },
-  { id: 'cat-5', name: '测试验证', group: 'testing', color: '#a855f7', sortOrder: 5, isSystem: true },
-  { id: 'cat-6', name: '缺陷修复', group: 'testing', color: '#ef4444', sortOrder: 6, isSystem: true },
-  { id: 'cat-7', name: '数据处理', group: 'implementation', color: '#f59e0b', sortOrder: 7, isSystem: true },
-  { id: 'cat-8', name: '实施支持', group: 'implementation', color: '#10b981', sortOrder: 8, isSystem: true },
+  { id: 'cat-5', name: '数据处理', group: 'implementation', color: '#f59e0b', sortOrder: 5, isSystem: true },
+  { id: 'cat-6', name: '实施支持', group: 'implementation', color: '#10b981', sortOrder: 6, isSystem: true },
 ];
 
 export function getCategoryById(categories: TaskCategory[], id: string): TaskCategory | undefined {