diff --git a/app/api/materials/[id]/route.ts b/app/api/materials/[id]/route.ts
index 3062d8f..de63b76 100644
--- a/app/api/materials/[id]/route.ts
+++ b/app/api/materials/[id]/route.ts
@@ -165,6 +165,8 @@ export async function GET(
           materialType: true,
           isAiGenerated: true,
           taskDetailSourceType: true,
+          taskDetailRequesterUserId: true,
+          taskDetailRequesterName: true,
           renderer: true,
           authorName: true,
           previewUrl: true,
@@ -234,6 +236,8 @@ export async function GET(
             materialType: true,
             isAiGenerated: true,
             taskDetailSourceType: true,
+            taskDetailRequesterUserId: true,
+            taskDetailRequesterName: true,
             renderer: true,
             authorName: true,
             previewUrl: true,
@@ -392,6 +396,8 @@ export async function GET(
       materialType: materialWithUser.materialType,
       isAiGenerated: Boolean(materialWithUser.isAiGenerated),
       taskDetailSourceType: materialWithUser.taskDetailSourceType || null,
+      taskDetailRequesterUserId: materialWithUser.taskDetailRequesterUserId || null,
+      taskDetailRequesterName: materialWithUser.taskDetailRequesterName || null,
       renderer: materialWithUser.renderer,
       authorName: displayAuthorName, // 使用处理后的作者名
       previewUrl: materialWithUser.previewUrl,
@@ -502,6 +508,7 @@ export async function PUT(
         userId: formData.get('userId') as string | null,
         taskNo: formData.get('taskNo') as string | null,
         taskDetailSourceType: formData.get('taskDetailSourceType') as string | null,
+        taskDetailRequesterUserId: formData.get('taskDetailRequesterUserId') as string | null,
         isFullSet: formData.get('isFullSet') as string | null,
       };
       const formPreview = formData.get('previewImage');
@@ -539,6 +546,8 @@ export async function PUT(
         authorName: result.material.authorName,
         taskNo: result.material.taskNo,
         taskDetailSourceType: (result.material as any).taskDetailSourceType || null,
+        taskDetailRequesterUserId: (result.material as any).taskDetailRequesterUserId || null,
+        taskDetailRequesterName: (result.material as any).taskDetailRequesterName || null,
         taskStatus: result.material.taskStatus,
         taskFetchedAt: result.material.taskFetchedAt,
         isFullSet: Boolean((result.material as any).isFullSet),
diff --git a/app/api/materials/route.ts b/app/api/materials/route.ts
index dbed30d..d7ff18f 100644
--- a/app/api/materials/route.ts
+++ b/app/api/materials/route.ts
@@ -118,6 +118,8 @@ export async function GET(request: NextRequest) {
           materialType: true,
           isAiGenerated: true,
           taskDetailSourceType: true,
+          taskDetailRequesterUserId: true,
+          taskDetailRequesterName: true,
           renderer: true,
           authorName: true,
           zipFileName: true,
@@ -341,6 +343,8 @@ export async function GET(request: NextRequest) {
           materialType: true,
           isAiGenerated: true,
           taskDetailSourceType: true,
+          taskDetailRequesterUserId: true,
+          taskDetailRequesterName: true,
           renderer: true,
           authorName: true,
           zipFileName: true,
@@ -444,6 +448,8 @@ export async function GET(request: NextRequest) {
               materialType: true,
               isAiGenerated: true,
               taskDetailSourceType: true,
+              taskDetailRequesterUserId: true,
+              taskDetailRequesterName: true,
               renderer: true,
               authorName: true,
               zipFileName: true,
@@ -506,6 +512,8 @@ export async function GET(request: NextRequest) {
                 materialType: true,
                 isAiGenerated: true,
                 taskDetailSourceType: true,
+                taskDetailRequesterUserId: true,
+                taskDetailRequesterName: true,
                 renderer: true,
                 authorName: true,
                 zipFileName: true,
@@ -574,6 +582,8 @@ export async function GET(request: NextRequest) {
             materialType: true,
             isAiGenerated: true,
             taskDetailSourceType: true,
+            taskDetailRequesterUserId: true,
+            taskDetailRequesterName: true,
             renderer: true,
             authorName: true,
             zipFileName: true,
diff --git a/app/api/materials/update/route.ts b/app/api/materials/update/route.ts
index 9bef1ec..de4f904 100644
--- a/app/api/materials/update/route.ts
+++ b/app/api/materials/update/route.ts
@@ -33,6 +33,7 @@ export async function PUT(request: NextRequest) {
         userId: formData.get('userId') as string | null,
         taskNo: formData.get('taskNo') as string | null,
         taskDetailSourceType: formData.get('taskDetailSourceType') as string | null,
+        taskDetailRequesterUserId: formData.get('taskDetailRequesterUserId') as string | null,
         isFullSet: formData.get('isFullSet') as string | null,
       };
       const formPreview = formData.get('previewImage');
@@ -65,6 +66,8 @@ export async function PUT(request: NextRequest) {
       zipFileSize: result.material.zipFileSize.toString(),
       isFullSet: Boolean((result.material as any).isFullSet),
       taskDetailSourceType: (result.material as any).taskDetailSourceType || null,
+      taskDetailRequesterUserId: (result.material as any).taskDetailRequesterUserId || null,
+      taskDetailRequesterName: (result.material as any).taskDetailRequesterName || null,
     };
     
     return NextResponse.json(
diff --git a/app/api/materials/upload/product-package/complete/route.ts b/app/api/materials/upload/product-package/complete/route.ts
index 5731e69..71128bd 100644
--- a/app/api/materials/upload/product-package/complete/route.ts
+++ b/app/api/materials/upload/product-package/complete/route.ts
@@ -52,6 +52,8 @@ export async function POST(request: NextRequest) {
       select: {
         id: true,
         userId: true,
+        materialType: true,
+        taskDetailRequesterUserId: true,
       },
     })
 
@@ -69,6 +71,20 @@ export async function POST(request: NextRequest) {
       )
     }
 
+    if (material.materialType !== '任务-详情') {
+      return NextResponse.json(
+        { success: false, error: '当前素材不是任务-详情，不能使用此完成接口' },
+        { status: 400 },
+      )
+    }
+
+    if (!material.taskDetailRequesterUserId) {
+      return NextResponse.json(
+        { success: false, error: '当前素材缺少需求运营人员，不能完成上传' },
+        { status: 400 },
+      )
+    }
+
     const result = await completeProductPackageUpload({
       materialId: body.materialId,
       taskNo: body.taskNo,
diff --git a/app/api/materials/upload/product-package/init/route.ts b/app/api/materials/upload/product-package/init/route.ts
index 0bff593..2d2982e 100644
--- a/app/api/materials/upload/product-package/init/route.ts
+++ b/app/api/materials/upload/product-package/init/route.ts
@@ -22,9 +22,17 @@ export async function POST(request: NextRequest) {
     }
 
     const body = await request.json();
-    const { taskNo, productModel, categoryName, sceneName, platformName, productCategoryName } = body;
+    const {
+      taskNo,
+      productModel,
+      categoryName,
+      sceneName,
+      platformName,
+      productCategoryName,
+    } = body;
     const rawTaskDetailSourceType = body?.taskDetailSourceType;
     const taskDetailSourceType = normalizeTaskDetailSourceType(rawTaskDetailSourceType);
+    const taskDetailRequesterUserId = String(body?.taskDetailRequesterUserId || '').trim();
 
     if (rawTaskDetailSourceType != null && String(rawTaskDetailSourceType).trim() && !taskDetailSourceType) {
       return NextResponse.json(
@@ -41,6 +49,33 @@ export async function POST(request: NextRequest) {
       );
     }
 
+    if (!taskDetailRequesterUserId) {
+      return NextResponse.json(
+        { success: false, error: '请选择需求运营人员' },
+        { status: 400 }
+      );
+    }
+
+    const taskDetailRequester = await prisma.user.findFirst({
+      where: {
+        id: taskDetailRequesterUserId,
+        isActive: true,
+        status: 'active',
+      },
+      select: {
+        id: true,
+        username: true,
+        realName: true,
+      },
+    });
+
+    if (!taskDetailRequester) {
+      return NextResponse.json(
+        { success: false, error: '所选需求运营人员不存在或已停用' },
+        { status: 400 }
+      );
+    }
+
     // 如果提供了任务号，验证格式和唯一性
     if (taskNo && taskNo.trim()) {
       // 验证任务号格式
@@ -90,6 +125,8 @@ export async function POST(request: NextRequest) {
         renderer: '', // 任务-详情不需要渲染器
         isFullSet: false,
         taskDetailSourceType,
+        taskDetailRequesterUserId: taskDetailRequester.id,
+        taskDetailRequesterName: taskDetailRequester.realName || taskDetailRequester.username,
       } as any,
     });
 
diff --git a/app/api/materials/upload/route.ts b/app/api/materials/upload/route.ts
index 7ce30bb..a861cd3 100644
--- a/app/api/materials/upload/route.ts
+++ b/app/api/materials/upload/route.ts
@@ -225,6 +225,14 @@ export async function POST(request: NextRequest) {
     const productCategoryName = (formData.get('productCategoryName') as string) || '';
     const materialTypeRaw = formData.get('materialType') as string | null;
     const materialType = normalizeMaterialType(materialTypeRaw);
+
+    if (materialType === '任务-详情') {
+      return NextResponse.json(
+        { error: '任务-详情必须使用专用上传入口，并选择需求运营人员' },
+        { status: 400 }
+      );
+    }
+
     const isTaskOtherMaterial = materialType === '任务-其他';
     const rendererParam = formData.get('renderer') as string | null;
     // 统一处理renderer：3D场景必须有renderer，其他类型可选
diff --git a/app/edit/[id]/page.tsx b/app/edit/[id]/page.tsx
index bbf93a9..1cc2c8c 100644
--- a/app/edit/[id]/page.tsx
+++ b/app/edit/[id]/page.tsx
@@ -33,6 +33,8 @@ interface Material {
   taskStatus?: string | null
   taskFetchedAt?: string | null
   isFullSet?: boolean
+  taskDetailRequesterUserId?: string | null
+  taskDetailRequesterName?: string | null
 }
 
 export default function EditMaterialPage({ params }: { params: { id: string } }) {
@@ -59,6 +61,8 @@ export default function EditMaterialPage({ params }: { params: { id: string } })
   const [taskStatus, setTaskStatus] = useState('')
   const [taskFetchedAt, setTaskFetchedAt] = useState('')
   const [isFullSet, setIsFullSet] = useState(false)
+  const [taskDetailRequesterUserId, setTaskDetailRequesterUserId] = useState('')
+  const [taskDetailRequesterName, setTaskDetailRequesterName] = useState('')
 
   const [categories, setCategories] = useState<Array<{ id: string; name: string }>>([])
   const [scenes, setScenes] = useState<Array<{ id: string; name: string }>>([])
@@ -73,6 +77,8 @@ export default function EditMaterialPage({ params }: { params: { id: string } })
   const allowPreviewReplacement = canManuallyReplacePreview(materialType)
   const isFetchedTask = taskStatus === 'fetched'
   const materialTypeOptions = getSelectableMaterialTypeOptions(materialType)
+  const canKeepRequesterBlank =
+    material?.materialType === '任务-详情' && !material.taskDetailRequesterUserId
 
   const loadInitialData = useCallback(async () => {
     try {
@@ -133,6 +139,8 @@ export default function EditMaterialPage({ params }: { params: { id: string } })
       setTaskStatus(data.taskStatus || '')
       setTaskFetchedAt(data.taskFetchedAt || '')
       setIsFullSet(Boolean(data.isFullSet))
+      setTaskDetailRequesterUserId(data.taskDetailRequesterUserId || '')
+      setTaskDetailRequesterName(data.taskDetailRequesterName || '')
 
       if (categoriesResponse.ok) {
         setCategories(await categoriesResponse.json())
@@ -147,7 +155,19 @@ export default function EditMaterialPage({ params }: { params: { id: string } })
         setProductCategories(await productCategoriesResponse.json())
       }
       if (usersResponse.ok) {
-        setUsers(await usersResponse.json())
+        const activeUsers = await usersResponse.json()
+        const normalizedUsers = Array.isArray(activeUsers) ? activeUsers : []
+        if (
+          data.taskDetailRequesterUserId &&
+          !normalizedUsers.some((user) => user.id === data.taskDetailRequesterUserId)
+        ) {
+          normalizedUsers.push({
+            id: data.taskDetailRequesterUserId,
+            username: '已停用',
+            displayName: data.taskDetailRequesterName || '原需求运营',
+          })
+        }
+        setUsers(normalizedUsers)
       }
     } catch (loadError: any) {
       console.error('加载编辑页失败:', loadError)
@@ -211,6 +231,11 @@ export default function EditMaterialPage({ params }: { params: { id: string } })
       return
     }
 
+    if (materialType === '任务-详情' && !taskDetailRequesterUserId && !canKeepRequesterBlank) {
+      setError('请选择需求运营人员')
+      return
+    }
+
     if (isFetchedTask) {
       const confirmed = window.confirm('这条任务素材已经被外部系统获取过，继续保存可能影响对方使用，确认继续吗？')
       if (!confirmed) {
@@ -232,6 +257,10 @@ export default function EditMaterialPage({ params }: { params: { id: string } })
       formData.append('authorName', authorName)
       formData.append('userId', userId)
       formData.append('taskNo', showTaskNo ? taskNo : '')
+      formData.append(
+        'taskDetailRequesterUserId',
+        materialType === '任务-详情' ? taskDetailRequesterUserId : '',
+      )
 
       if (previewImage && allowPreviewReplacement) {
         formData.append('previewImage', previewImage)
@@ -463,6 +492,32 @@ export default function EditMaterialPage({ params }: { params: { id: string } })
               </div>
             )}
 
+            {materialType === '任务-详情' && (
+              <div>
+                <label className="mb-2 block text-sm font-medium text-gray-700 dark:text-gray-300">
+                  需求运营{canKeepRequesterBlank ? '' : ' *'}
+                </label>
+                <SearchableUserSelect
+                  users={users}
+                  value={taskDetailRequesterUserId}
+                  onChange={(nextUserId, displayName) => {
+                    setTaskDetailRequesterUserId(nextUserId)
+                    setTaskDetailRequesterName(displayName)
+                  }}
+                  placeholder="搜索发起本次出图需求的运营人员"
+                  required={!canKeepRequesterBlank}
+                  clearable={canKeepRequesterBlank}
+                />
+                <p className="mt-1 text-xs text-gray-500 dark:text-gray-400">
+                  {canKeepRequesterBlank
+                    ? taskDetailRequesterName
+                      ? `原记录为“${taskDetailRequesterName}”，对应账号已不可选；可保持原记录或重新选择。`
+                      : '这是一条历史素材，原来没有需求运营数据，可暂时留空。'
+                    : '记录发起本次出图需求的运营人员，与素材所有者可以不同。'}
+                </p>
+              </div>
+            )}
+
             {showIsFullSet && (
               <div>
                 <label className="mb-2 block text-sm font-medium text-gray-700 dark:text-gray-300">
diff --git a/components/EditMaterialModal.tsx b/components/EditMaterialModal.tsx
index 4b38cf3..2ef7d6e 100644
--- a/components/EditMaterialModal.tsx
+++ b/components/EditMaterialModal.tsx
@@ -35,6 +35,8 @@ interface EditMaterialModalProps {
     taskStatus?: string | null
     taskFetchedAt?: string | null
     isFullSet?: boolean
+    taskDetailRequesterUserId?: string | null
+    taskDetailRequesterName?: string | null
   }
   onClose: () => void
   onSuccess: () => void
@@ -55,6 +57,8 @@ export default function EditMaterialModal({ material, onClose, onSuccess }: Edit
   const [userId, setUserId] = useState(material.userId)
   const [taskNo, setTaskNo] = useState(material.taskNo || '')
   const [taskDetailSourceType, setTaskDetailSourceType] = useState(material.taskDetailSourceType || '')
+  const [taskDetailRequesterUserId, setTaskDetailRequesterUserId] = useState(material.taskDetailRequesterUserId || '')
+  const [taskDetailRequesterName, setTaskDetailRequesterName] = useState(material.taskDetailRequesterName || '')
   const [taskStatus] = useState(material.taskStatus || '')
   const [taskFetchedAt] = useState(material.taskFetchedAt || '')
   const [isFullSet] = useState(Boolean(material.isFullSet))
@@ -74,6 +78,8 @@ export default function EditMaterialModal({ material, onClose, onSuccess }: Edit
   const isCertificateReport = isCertificateReportMaterialType(materialType)
   const isFetchedTask = taskStatus === 'fetched'
   const materialTypeOptions = getSelectableMaterialTypeOptions(materialType)
+  const canKeepRequesterBlank =
+    material.materialType === '任务-详情' && !material.taskDetailRequesterUserId
 
   useEffect(() => {
     void fetchSelectOptions()
@@ -102,7 +108,19 @@ export default function EditMaterialModal({ material, onClose, onSuccess }: Edit
         setProductCategories(await productCategoriesResponse.json())
       }
       if (usersResponse.ok) {
-        setUsers(await usersResponse.json())
+        const activeUsers = await usersResponse.json()
+        const normalizedUsers = Array.isArray(activeUsers) ? activeUsers : []
+        if (
+          material.taskDetailRequesterUserId &&
+          !normalizedUsers.some((user) => user.id === material.taskDetailRequesterUserId)
+        ) {
+          normalizedUsers.push({
+            id: material.taskDetailRequesterUserId,
+            username: '已停用',
+            displayName: material.taskDetailRequesterName || '原需求运营',
+          })
+        }
+        setUsers(normalizedUsers)
       }
     } catch (fetchError) {
       console.error('加载编辑弹窗数据失败:', fetchError)
@@ -159,6 +177,11 @@ export default function EditMaterialModal({ material, onClose, onSuccess }: Edit
       return
     }
 
+    if (materialType === '任务-详情' && !taskDetailRequesterUserId && !canKeepRequesterBlank) {
+      setError('请选择需求运营人员')
+      return
+    }
+
     if (isFetchedTask) {
       const confirmed = window.confirm('这条任务素材已经被外部系统获取过，继续保存可能影响对方使用，确认继续吗？')
       if (!confirmed) {
@@ -183,6 +206,10 @@ export default function EditMaterialModal({ material, onClose, onSuccess }: Edit
       formData.append('userId', userId)
       formData.append('taskNo', showTaskNo ? taskNo : '')
       formData.append('taskDetailSourceType', materialType === '任务-详情' ? taskDetailSourceType : '')
+      formData.append(
+        'taskDetailRequesterUserId',
+        materialType === '任务-详情' ? taskDetailRequesterUserId : '',
+      )
 
       if (previewImage && allowPreviewReplacement) {
         formData.append('previewImage', previewImage)
@@ -375,21 +402,47 @@ export default function EditMaterialModal({ material, onClose, onSuccess }: Edit
           )}
 
           {materialType === '任务-详情' && (
-            <div>
-              <label className="mb-2 block text-sm font-medium text-gray-700">出图方式</label>
-              <select
-                value={taskDetailSourceType}
-                onChange={(event) => setTaskDetailSourceType(event.target.value)}
-                className="input-apple"
-              >
-                <option value="">未设置</option>
-                {TASK_DETAIL_SOURCE_TYPE_OPTIONS.map((option) => (
-                  <option key={option} value={option}>
-                    {option}
-                  </option>
-                ))}
-              </select>
-            </div>
+            <>
+              <div>
+                <label className="mb-2 block text-sm font-medium text-gray-700">出图方式</label>
+                <select
+                  value={taskDetailSourceType}
+                  onChange={(event) => setTaskDetailSourceType(event.target.value)}
+                  className="input-apple"
+                >
+                  <option value="">未设置</option>
+                  {TASK_DETAIL_SOURCE_TYPE_OPTIONS.map((option) => (
+                    <option key={option} value={option}>
+                      {option}
+                    </option>
+                  ))}
+                </select>
+              </div>
+
+              <div>
+                <label className="mb-2 block text-sm font-medium text-gray-700">
+                  需求运营{canKeepRequesterBlank ? '' : ' *'}
+                </label>
+                <SearchableUserSelect
+                  users={users}
+                  value={taskDetailRequesterUserId}
+                  onChange={(nextUserId, displayName) => {
+                    setTaskDetailRequesterUserId(nextUserId)
+                    setTaskDetailRequesterName(displayName)
+                  }}
+                  placeholder="搜索发起本次出图需求的运营人员"
+                  required={!canKeepRequesterBlank}
+                  clearable={canKeepRequesterBlank}
+                />
+                <p className="mt-1 text-xs text-gray-500">
+                  {canKeepRequesterBlank
+                    ? taskDetailRequesterName
+                      ? `原记录为“${taskDetailRequesterName}”，对应账号已不可选；可保持原记录或重新选择。`
+                      : '这是一条历史素材，原来没有需求运营数据，可暂时留空。'
+                    : '记录发起本次出图需求的运营人员，与素材所有者可以不同。'}
+                </p>
+              </div>
+            </>
           )}
 
           {showIsFullSet && (
diff --git a/components/SearchableUserSelect.tsx b/components/SearchableUserSelect.tsx
index c95994c..97e9c61 100644
--- a/components/SearchableUserSelect.tsx
+++ b/components/SearchableUserSelect.tsx
@@ -16,6 +16,8 @@ interface SearchableUserSelectProps {
   placeholder?: string
   required?: boolean
   className?: string
+  disabled?: boolean
+  clearable?: boolean
 }
 
 export default function SearchableUserSelect({
@@ -25,6 +27,8 @@ export default function SearchableUserSelect({
   placeholder = '请选择或搜索用户',
   required = false,
   className = '',
+  disabled = false,
+  clearable = true,
 }: SearchableUserSelectProps) {
   const [searchTerm, setSearchTerm] = useState('')
   const [isOpen, setIsOpen] = useState(false)
@@ -84,6 +88,10 @@ export default function SearchableUserSelect({
 
   // 键盘导航
   const handleKeyDown = (e: React.KeyboardEvent) => {
+    if (disabled) {
+      return
+    }
+
     if (!isOpen) {
       if (e.key === 'Enter' || e.key === 'ArrowDown') {
         e.preventDefault()
@@ -124,6 +132,10 @@ export default function SearchableUserSelect({
 
   // 打开下拉框
   const handleFocus = () => {
+    if (disabled) {
+      return
+    }
+
     setIsOpen(true)
     setHighlightedIndex(0)
   }
@@ -131,6 +143,10 @@ export default function SearchableUserSelect({
   // 清空选择
   const handleClear = (e: React.MouseEvent) => {
     e.stopPropagation()
+    if (disabled || !clearable) {
+      return
+    }
+
     onChange('', '')
     setSearchTerm('')
     setIsOpen(false)
@@ -149,12 +165,13 @@ export default function SearchableUserSelect({
           onKeyDown={handleKeyDown}
           placeholder={placeholder}
           required={required}
-          className="input-apple pr-20"
+          disabled={disabled}
+          className="input-apple pr-20 disabled:cursor-not-allowed disabled:opacity-60"
           autoComplete="off"
         />
 
         <div className="absolute right-2 top-1/2 -translate-y-1/2 flex items-center gap-1">
-          {value && (
+          {value && clearable && !disabled && (
             <button
               type="button"
               onClick={handleClear}
@@ -169,8 +186,13 @@ export default function SearchableUserSelect({
 
           <button
             type="button"
-            onClick={() => setIsOpen(!isOpen)}
-            className="p-1 hover:bg-gray-200 dark:hover:bg-gray-600 rounded transition-colors"
+            onClick={() => {
+              if (!disabled) {
+                setIsOpen(!isOpen)
+              }
+            }}
+            disabled={disabled}
+            className="p-1 hover:bg-gray-200 dark:hover:bg-gray-600 rounded transition-colors disabled:cursor-not-allowed"
           >
             <svg
               className={`w-4 h-4 text-gray-500 transition-transform ${isOpen ? 'rotate-180' : ''}`}
@@ -184,7 +206,7 @@ export default function SearchableUserSelect({
         </div>
       </div>
 
-      {isOpen && (
+      {isOpen && !disabled && (
         <div className="absolute z-50 w-full mt-1 bg-white dark:bg-gray-800 border border-gray-300 dark:border-gray-600 rounded-lg shadow-lg max-h-60 overflow-y-auto">
           {filteredUsers.length === 0 ? (
             <div className="px-4 py-3 text-sm text-gray-500 dark:text-gray-400 text-center">
diff --git a/components/upload/ProductPackageUploader.test.tsx b/components/upload/ProductPackageUploader.test.tsx
index 76684a9..1913bf4 100644
--- a/components/upload/ProductPackageUploader.test.tsx
+++ b/components/upload/ProductPackageUploader.test.tsx
@@ -30,8 +30,20 @@ const defaultProps = {
 }
 
 describe('ProductPackageUploader', () => {
+  const originalFetch = global.fetch
+
   beforeEach(() => {
     jest.clearAllMocks()
+    global.fetch = jest.fn().mockResolvedValue({
+      ok: true,
+      json: async () => [
+        {
+          id: 'requester-1',
+          username: 'operator-a',
+          displayName: '运营甲',
+        },
+      ],
+    }) as jest.Mock
 
     Object.defineProperty(URL, 'createObjectURL', {
       configurable: true,
@@ -46,9 +58,14 @@ describe('ProductPackageUploader', () => {
     })
   })
 
+  afterAll(() => {
+    global.fetch = originalFetch
+  })
+
   test('任务-详情源文件选择框支持 psb/tif/tiff', async () => {
     const user = userEvent.setup()
     render(<ProductPackageUploader {...defaultProps} />)
+    await screen.findByPlaceholderText('搜索发起本次出图需求的运营人员')
 
     const input = screen.getByLabelText(/PSD源文件/) as HTMLInputElement
     expect(input.accept).toBe('.psd,.psb,.tif,.tiff,.zip,.rar,.7z')
@@ -69,6 +86,7 @@ describe('ProductPackageUploader', () => {
   test('空的任务-详情源文件会被直接拦截并提示', async () => {
     const user = userEvent.setup()
     render(<ProductPackageUploader {...defaultProps} />)
+    await screen.findByPlaceholderText('搜索发起本次出图需求的运营人员')
 
     const input = screen.getByLabelText(/PSD源文件/) as HTMLInputElement
     const emptyFile = new File([], 'empty.psd', { type: 'application/octet-stream' })
@@ -79,8 +97,9 @@ describe('ProductPackageUploader', () => {
     expect(screen.queryByText('empty.psd')).not.toBeInTheDocument()
   })
 
-  test('应提供任务详情出图方式选择项，且默认未设置', () => {
+  test('应提供任务详情出图方式选择项，且默认未设置', async () => {
     render(<ProductPackageUploader {...defaultProps} />)
+    await screen.findByPlaceholderText('搜索发起本次出图需求的运营人员')
 
     const select = screen.getByLabelText(/出图方式/) as HTMLSelectElement
     expect(select.value).toBe('')
@@ -89,4 +108,28 @@ describe('ProductPackageUploader', () => {
     expect(screen.getByRole('option', { name: '渲染' })).toBeInTheDocument()
     expect(screen.getByRole('option', { name: 'AI' })).toBeInTheDocument()
   })
+
+  test('应提供必填的需求运营搜索框并允许选择人员', async () => {
+    const user = userEvent.setup()
+    render(<ProductPackageUploader {...defaultProps} />)
+
+    const input = await screen.findByPlaceholderText('搜索发起本次出图需求的运营人员')
+    await user.click(input)
+    await user.type(input, '运营甲')
+    await user.click(screen.getByRole('button', { name: /运营甲/ }))
+
+    expect(input).toHaveValue('运营甲 (operator-a)')
+    expect(screen.getByText('记录发起本次出图需求的运营人员，与素材上传人可以不同。')).toBeInTheDocument()
+  })
+
+  test('未选择需求运营时提交应被前端拦截', async () => {
+    const user = userEvent.setup()
+    render(<ProductPackageUploader {...defaultProps} />)
+
+    await screen.findByPlaceholderText('搜索发起本次出图需求的运营人员')
+    await user.click(screen.getByRole('button', { name: '提交' }))
+
+    expect(screen.getByText('请选择需求运营人员')).toBeInTheDocument()
+    expect(global.fetch).toHaveBeenCalledTimes(1)
+  })
 })
diff --git a/components/upload/ProductPackageUploader.tsx b/components/upload/ProductPackageUploader.tsx
index 326cd7a..76a455c 100644
--- a/components/upload/ProductPackageUploader.tsx
+++ b/components/upload/ProductPackageUploader.tsx
@@ -4,10 +4,11 @@
 
 'use client';
 
-import { useState, useRef } from 'react';
+import { useEffect, useRef, useState } from 'react';
 import DetailImageSorter from './DetailImageSorter';
 import UploadForm from './UploadForm';
 import { addCategory, addScene } from './category-handlers';
+import SearchableUserSelect from '@/components/SearchableUserSelect';
 import {
   TASK_DETAIL_SOURCE_TYPE_OPTIONS,
   type TaskDetailSourceType,
@@ -100,6 +101,10 @@ export default function ProductPackageUploader({
   const [platformName, setPlatformName] = useState('');
   const [productCategoryName, setProductCategoryName] = useState('');
   const [taskDetailSourceType, setTaskDetailSourceType] = useState<TaskDetailSourceType | ''>('');
+  const [taskDetailRequesterUserId, setTaskDetailRequesterUserId] = useState('');
+  const [users, setUsers] = useState<Array<{ id: string; username: string; displayName: string }>>([]);
+  const [usersLoading, setUsersLoading] = useState(true);
+  const [usersLoadError, setUsersLoadError] = useState('');
 
   // 资产文件
   const [mainImages, setMainImages] = useState<AssetFile[]>([]);
@@ -126,6 +131,40 @@ export default function ProductPackageUploader({
   const detailInputRef = useRef<HTMLInputElement>(null);
   const psdInputRef = useRef<HTMLInputElement>(null);
 
+  useEffect(() => {
+    let active = true;
+
+    const loadUsers = async () => {
+      try {
+        const response = await fetch('/api/users/list');
+        if (!response.ok) {
+          throw new Error('人员列表加载失败');
+        }
+
+        const data = await response.json();
+        if (active) {
+          setUsers(Array.isArray(data) ? data : []);
+          setUsersLoadError('');
+        }
+      } catch (loadError) {
+        console.error('[ProductPackageUploader] 加载需求运营人员失败:', loadError);
+        if (active) {
+          setUsersLoadError('人员列表加载失败，请刷新后重试');
+        }
+      } finally {
+        if (active) {
+          setUsersLoading(false);
+        }
+      }
+    };
+
+    void loadUsers();
+
+    return () => {
+      active = false;
+    };
+  }, []);
+
   // 验证任务号格式
   // 支持格式：TASK + 12-18位数字 + 可选的多个子任务号（-2位数字，可重复）
   // 示例：
@@ -380,6 +419,11 @@ export default function ProductPackageUploader({
 
   // 提交上传
   const handleSubmit = async () => {
+    if (!taskDetailRequesterUserId) {
+      setError('请选择需求运营人员');
+      return;
+    }
+
     // 验证必填字段（任务号改为可选，不提示）
     if (!productModel || !categoryName) {
       setError('请填写SPU型号和店铺');
@@ -459,6 +503,7 @@ export default function ProductPackageUploader({
           platformName: platformName || undefined,
           productCategoryName: productCategoryName || undefined,
           taskDetailSourceType: taskDetailSourceType || undefined,
+          taskDetailRequesterUserId,
         }),
       });
 
@@ -656,6 +701,26 @@ export default function ProductPackageUploader({
         )}
       </div>
 
+      <div>
+        <label className="block text-sm font-medium text-gray-700 dark:text-gray-300 mb-2">
+          需求运营 <span className="text-red-500">*</span>
+        </label>
+        <SearchableUserSelect
+          users={users}
+          value={taskDetailRequesterUserId}
+          onChange={(userId) => {
+            setTaskDetailRequesterUserId(userId);
+            setError('');
+          }}
+          placeholder={usersLoading ? '正在加载人员...' : '搜索发起本次出图需求的运营人员'}
+          required
+          disabled={uploading || usersLoading || Boolean(usersLoadError)}
+        />
+        <p className={`mt-1 text-xs ${usersLoadError ? 'text-red-500' : 'text-gray-500 dark:text-gray-400'}`}>
+          {usersLoadError || '记录发起本次出图需求的运营人员，与素材上传人可以不同。'}
+        </p>
+      </div>
+
       {/* 使用 UploadForm 组件显示 SPU、店铺、场景字段 */}
       <UploadForm
         materialType="任务-详情"
@@ -1000,7 +1065,7 @@ export default function ProductPackageUploader({
         <button
           onClick={handleSubmit}
           className="btn-primary disabled:opacity-50"
-          disabled={uploading}
+          disabled={uploading || usersLoading || Boolean(usersLoadError)}
           type="button"
         >
           {uploading ? '上传中...' : '提交'}
diff --git a/lib/__tests__/external-material-import.test.ts b/lib/__tests__/external-material-import.test.ts
index c4b0d0b..617fb58 100644
--- a/lib/__tests__/external-material-import.test.ts
+++ b/lib/__tests__/external-material-import.test.ts
@@ -366,6 +366,8 @@ describe('external material import', () => {
         materialType: '任务-详情',
         userId: 'user-1',
         isAiGenerated: true,
+        taskDetailRequesterUserId: 'user-1',
+        taskDetailRequesterName: '张三',
       }),
     })
     expect(completeProductPackageUpload).toHaveBeenCalledWith({
diff --git a/lib/__tests__/material-edit-routes.test.ts b/lib/__tests__/material-edit-routes.test.ts
index e961bf4..5513bcb 100644
--- a/lib/__tests__/material-edit-routes.test.ts
+++ b/lib/__tests__/material-edit-routes.test.ts
@@ -83,6 +83,8 @@ describe('material edit routes', () => {
         authorName: '测试作者',
         taskNo: null,
         taskDetailSourceType: null,
+        taskDetailRequesterUserId: null,
+        taskDetailRequesterName: null,
         taskStatus: null,
         taskFetchedAt: null,
         isFullSet: false,
@@ -117,6 +119,7 @@ describe('material edit routes', () => {
     formData.append('userId', 'user-1')
     formData.append('taskNo', '')
     formData.append('taskDetailSourceType', 'AI')
+    formData.append('taskDetailRequesterUserId', 'requester-1')
     return formData
   }
 
@@ -212,6 +215,8 @@ describe('material edit routes', () => {
       taskFetchedAt: new Date('2026-04-03T00:00:01.000Z'),
       isFullSet: false,
       taskDetailSourceType: '渲染',
+      taskDetailRequesterUserId: 'requester-1',
+      taskDetailRequesterName: '运营甲',
       user: {
         id: 'user-1',
         username: '测试用户',
@@ -242,6 +247,8 @@ describe('material edit routes', () => {
     expect(body.zipFileSize).toBe('123')
     expect(body.assets[0].fileSize).toBe('456')
     expect(body.taskDetailSourceType).toBe('渲染')
+    expect(body.taskDetailRequesterUserId).toBe('requester-1')
+    expect(body.taskDetailRequesterName).toBe('运营甲')
     expect(body.sourceFileUrl).toBe('/api/materials/download?id=material-1')
   })
 
@@ -263,4 +270,39 @@ describe('material edit routes', () => {
       }),
     )
   })
+
+  test.each([
+    ['PUT /api/materials/[id]', false],
+    ['PUT /api/materials/update', true],
+  ])('%s 应透传需求运营人员字段', async (_label, legacyRoute) => {
+    const formData = createFormData()
+    if (legacyRoute) {
+      formData.append('id', 'material-1')
+    }
+    const request = new NextRequest(
+      legacyRoute
+        ? 'http://localhost/api/materials/update'
+        : 'http://localhost/api/materials/material-1',
+      {
+        method: 'PUT',
+        body: formData,
+      },
+    )
+
+    if (legacyRoute) {
+      await putMaterialUpdate(request)
+    } else {
+      await putMaterialById(request, {
+        params: { id: 'material-1' },
+      })
+    }
+
+    expect(updateMaterialWithSharedRules).toHaveBeenCalledWith(
+      expect.objectContaining({
+        input: expect.objectContaining({
+          taskDetailRequesterUserId: 'requester-1',
+        }),
+      }),
+    )
+  })
 })
diff --git a/lib/__tests__/material-update.test.ts b/lib/__tests__/material-update.test.ts
index 390f180..291d7d2 100644
--- a/lib/__tests__/material-update.test.ts
+++ b/lib/__tests__/material-update.test.ts
@@ -16,6 +16,7 @@ jest.mock('@/lib/prisma', () => ({
     },
     user: {
       findUnique: jest.fn(),
+      findFirst: jest.fn(),
     },
   },
 }))
@@ -62,6 +63,8 @@ describe('material-update shared rules', () => {
     renderer: 'CR',
     authorName: '旧作者',
     taskNo: 'TASK202601141713525624',
+    taskDetailRequesterUserId: null,
+    taskDetailRequesterName: null,
     isFullSet: true,
     assets: [],
     deletedAt: null,
@@ -457,6 +460,199 @@ describe('material-update shared rules', () => {
     })
   })
 
+  test('历史任务详情没有需求运营时，编辑其他字段仍可继续留空', async () => {
+    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue({
+      ...baseMaterial,
+      materialType: '任务-详情',
+      categoryName: '店铺A',
+      sceneName: '场景A',
+      taskDetailRequesterUserId: null,
+      taskDetailRequesterName: null,
+    })
+    ;(prisma.material.update as jest.Mock).mockImplementation(async ({ data }) => ({
+      ...baseMaterial,
+      ...data,
+    }))
+
+    const result = await updateMaterialWithSharedRules({
+      materialId: 'material-1',
+      operatorUserId: 'user-1',
+      operatorRole: 'USER',
+      input: {
+        productModel: 'TASK-SPU-001',
+        categoryName: '店铺A',
+        sceneName: '场景A',
+        materialType: '任务-详情',
+        renderer: '',
+        authorName: '任务作者',
+        userId: 'user-1',
+        taskDetailRequesterUserId: '',
+      },
+    })
+
+    expect('error' in result).toBe(false)
+    expect(prisma.material.update).toHaveBeenCalledWith({
+      where: { id: 'material-1' },
+      data: expect.objectContaining({
+        taskDetailRequesterUserId: null,
+        taskDetailRequesterName: null,
+      }),
+    })
+  })
+
+  test('其他素材切换为任务详情时必须选择需求运营', async () => {
+    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(baseMaterial)
+
+    const result = await updateMaterialWithSharedRules({
+      materialId: 'material-1',
+      operatorUserId: 'user-1',
+      operatorRole: 'USER',
+      input: {
+        productModel: 'TASK-SPU-001',
+        categoryName: '店铺A',
+        sceneName: '场景A',
+        materialType: '任务-详情',
+        renderer: '',
+        authorName: '任务作者',
+        userId: 'user-1',
+        taskDetailRequesterUserId: '',
+      },
+    })
+
+    expect(result).toEqual({
+      error: '请选择需求运营人员',
+      status: 400,
+    })
+    expect(prisma.material.update).not.toHaveBeenCalled()
+  })
+
+  test('已有需求运营的任务详情不能清空该人员', async () => {
+    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue({
+      ...baseMaterial,
+      materialType: '任务-详情',
+      categoryName: '店铺A',
+      sceneName: '场景A',
+      taskDetailRequesterUserId: 'requester-old',
+      taskDetailRequesterName: '运营旧',
+    })
+
+    const result = await updateMaterialWithSharedRules({
+      materialId: 'material-1',
+      operatorUserId: 'user-1',
+      operatorRole: 'USER',
+      input: {
+        productModel: 'TASK-SPU-001',
+        categoryName: '店铺A',
+        sceneName: '场景A',
+        materialType: '任务-详情',
+        renderer: '',
+        authorName: '任务作者',
+        userId: 'user-1',
+        taskDetailRequesterUserId: '',
+      },
+    })
+
+    expect(result).toEqual({
+      error: '需求运营人员不能清空，只能更换',
+      status: 400,
+    })
+    expect(prisma.material.update).not.toHaveBeenCalled()
+  })
+
+  test('更换需求运营时应校验有效人员并由服务端保存姓名快照', async () => {
+    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue({
+      ...baseMaterial,
+      materialType: '任务-详情',
+      categoryName: '店铺A',
+      sceneName: '场景A',
+      taskDetailRequesterUserId: 'requester-old',
+      taskDetailRequesterName: '运营旧',
+    })
+    ;(prisma.user.findFirst as jest.Mock).mockResolvedValue({
+      id: 'requester-new',
+      username: 'new-operator',
+      realName: '运营新',
+    })
+    ;(prisma.material.update as jest.Mock).mockImplementation(async ({ data }) => ({
+      ...baseMaterial,
+      ...data,
+    }))
+
+    const result = await updateMaterialWithSharedRules({
+      materialId: 'material-1',
+      operatorUserId: 'user-1',
+      operatorRole: 'USER',
+      input: {
+        productModel: 'TASK-SPU-001',
+        categoryName: '店铺A',
+        sceneName: '场景A',
+        materialType: '任务-详情',
+        renderer: '',
+        authorName: '任务作者',
+        userId: 'user-1',
+        taskDetailRequesterUserId: 'requester-new',
+      },
+    })
+
+    expect('error' in result).toBe(false)
+    expect(prisma.user.findFirst).toHaveBeenCalledWith({
+      where: {
+        id: 'requester-new',
+        isActive: true,
+        status: 'active',
+      },
+      select: {
+        id: true,
+        username: true,
+        realName: true,
+      },
+    })
+    expect(prisma.material.update).toHaveBeenCalledWith({
+      where: { id: 'material-1' },
+      data: expect.objectContaining({
+        taskDetailRequesterUserId: 'requester-new',
+        taskDetailRequesterName: '运营新',
+      }),
+    })
+  })
+
+  test('任务详情切换为其他素材类型时应清空需求运营字段', async () => {
+    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue({
+      ...baseMaterial,
+      materialType: '任务-详情',
+      taskDetailRequesterUserId: 'requester-old',
+      taskDetailRequesterName: '运营旧',
+    })
+    ;(prisma.material.update as jest.Mock).mockImplementation(async ({ data }) => ({
+      ...baseMaterial,
+      ...data,
+    }))
+
+    await updateMaterialWithSharedRules({
+      materialId: 'material-1',
+      operatorUserId: 'user-1',
+      operatorRole: 'USER',
+      input: {
+        productModel: 'MUSIC-001',
+        categoryName: '',
+        sceneName: '',
+        materialType: '音乐',
+        renderer: '',
+        authorName: '任务作者',
+        userId: 'user-1',
+        taskDetailRequesterUserId: 'requester-old',
+      },
+    })
+
+    expect(prisma.material.update).toHaveBeenCalledWith({
+      where: { id: 'material-1' },
+      data: expect.objectContaining({
+        taskDetailRequesterUserId: null,
+        taskDetailRequesterName: null,
+      }),
+    })
+  })
+
   test('任务-其他编辑时不应强制要求店铺和场景，并应自动回写通用', async () => {
     ;(prisma.material.findFirst as jest.Mock)
       .mockResolvedValueOnce({
diff --git a/lib/__tests__/materials-route-ai-generated.test.ts b/lib/__tests__/materials-route-ai-generated.test.ts
index 846870f..bdad0f0 100644
--- a/lib/__tests__/materials-route-ai-generated.test.ts
+++ b/lib/__tests__/materials-route-ai-generated.test.ts
@@ -156,6 +156,8 @@ describe('materials route ai generated', () => {
         select: expect.objectContaining({
           isAiGenerated: true,
           taskDetailSourceType: true,
+          taskDetailRequesterUserId: true,
+          taskDetailRequesterName: true,
         }),
       }),
     )
diff --git a/lib/__tests__/materials-upload-task-other-route.test.ts b/lib/__tests__/materials-upload-task-other-route.test.ts
index 2647abe..a9b1ec3 100644
--- a/lib/__tests__/materials-upload-task-other-route.test.ts
+++ b/lib/__tests__/materials-upload-task-other-route.test.ts
@@ -169,6 +169,18 @@ describe('materials upload route - 任务-其他', () => {
     expect(prisma.material.create).not.toHaveBeenCalled()
   })
 
+  test('普通上传入口必须拒绝任务-详情，避免绕过需求运营必填规则', async () => {
+    const formData = new FormData()
+    formData.append('materialType', '任务-详情')
+
+    const response = await POST(createRequest(formData))
+    const body = await response.json()
+
+    expect(response.status).toBe(400)
+    expect(body.error).toContain('必须使用专用上传入口')
+    expect(prisma.material.create).not.toHaveBeenCalled()
+  })
+
   test('缺少预览图时应立即返回失败', async () => {
     const formData = buildTaskOtherFormData()
     formData.delete('previewImage')
diff --git a/lib/__tests__/product-package-complete-route-security.test.ts b/lib/__tests__/product-package-complete-route-security.test.ts
index 867ca72..d869813 100644
--- a/lib/__tests__/product-package-complete-route-security.test.ts
+++ b/lib/__tests__/product-package-complete-route-security.test.ts
@@ -3,6 +3,9 @@
 import { getServerSession } from 'next-auth'
 import { prisma } from '@/lib/prisma'
 import { POST } from '@/app/api/materials/upload/product-package/complete/route'
+import {
+  completeProductPackageUpload,
+} from '@/lib/product-package-completion'
 
 jest.mock('next-auth', () => ({ getServerSession: jest.fn() }))
 jest.mock('@/lib/auth', () => ({ authOptions: {} }))
@@ -13,10 +16,22 @@ jest.mock('@/lib/prisma', () => ({
     },
   },
 }))
+jest.mock('@/lib/product-package-completion', () => {
+  const actual = jest.requireActual('@/lib/product-package-completion')
+  return {
+    ...actual,
+    completeProductPackageUpload: jest.fn(),
+  }
+})
 describe('product-package complete public route security', () => {
   beforeEach(() => {
     jest.clearAllMocks()
     ;(getServerSession as jest.Mock).mockResolvedValue({ user: { id: 'user-1' } })
+    ;(completeProductPackageUpload as jest.Mock).mockResolvedValue({
+      materialId: 'material-1',
+      taskNo: null,
+      isFullSet: false,
+    })
   })
 
   test.each([
@@ -35,4 +50,46 @@ describe('product-package complete public route security', () => {
     expect(response.status).toBe(400)
     expect(prisma.material.findUnique).not.toHaveBeenCalled()
   })
+
+  test('非任务详情素材不能使用专用完成接口', async () => {
+    ;(prisma.material.findUnique as jest.Mock).mockResolvedValue({
+      id: 'material-1',
+      userId: 'user-1',
+      materialType: '3D场景',
+      taskDetailRequesterUserId: 'requester-1',
+    })
+
+    const response = await POST({
+      json: jest.fn().mockResolvedValue({
+        materialId: 'material-1',
+        assets: { main: [] },
+      }),
+    } as any)
+    const body = await response.json()
+
+    expect(response.status).toBe(400)
+    expect(body.error).toContain('不是任务-详情')
+    expect(completeProductPackageUpload).not.toHaveBeenCalled()
+  })
+
+  test('缺少需求运营的新流程素材不能完成上传', async () => {
+    ;(prisma.material.findUnique as jest.Mock).mockResolvedValue({
+      id: 'material-1',
+      userId: 'user-1',
+      materialType: '任务-详情',
+      taskDetailRequesterUserId: null,
+    })
+
+    const response = await POST({
+      json: jest.fn().mockResolvedValue({
+        materialId: 'material-1',
+        assets: { main: [] },
+      }),
+    } as any)
+    const body = await response.json()
+
+    expect(response.status).toBe(400)
+    expect(body.error).toContain('缺少需求运营人员')
+    expect(completeProductPackageUpload).not.toHaveBeenCalled()
+  })
 })
diff --git a/lib/__tests__/product-package-init-route.test.ts b/lib/__tests__/product-package-init-route.test.ts
index 329a446..b7f98bf 100644
--- a/lib/__tests__/product-package-init-route.test.ts
+++ b/lib/__tests__/product-package-init-route.test.ts
@@ -20,6 +20,9 @@ jest.mock('@/lib/prisma', () => ({
     material: {
       create: jest.fn(),
     },
+    user: {
+      findFirst: jest.fn(),
+    },
   },
 }))
 
@@ -43,6 +46,11 @@ describe('product-package init route', () => {
     ;(prisma.material.create as jest.Mock).mockResolvedValue({
       id: 'material-1',
     })
+    ;(prisma.user.findFirst as jest.Mock).mockResolvedValue({
+      id: 'requester-1',
+      username: 'operator',
+      realName: '运营甲',
+    })
   })
 
   test('未填写出图方式时也应允许初始化任务详情上传', async () => {
@@ -52,6 +60,7 @@ describe('product-package init route', () => {
         productModel: 'SPU-001',
         categoryName: '旗舰店',
         sceneName: '客厅',
+        taskDetailRequesterUserId: 'requester-1',
       }),
       headers: {
         'Content-Type': 'application/json',
@@ -100,6 +109,8 @@ describe('product-package init route', () => {
         categoryName: '旗舰店',
         taskNo: 'TASK202604230001',
         taskDetailSourceType: '渲染',
+        taskDetailRequesterUserId: 'requester-1',
+        taskDetailRequesterName: '伪造姓名',
       }),
       headers: {
         'Content-Type': 'application/json',
@@ -115,7 +126,64 @@ describe('product-package init route', () => {
     expect(prisma.material.create).toHaveBeenCalledWith({
       data: expect.objectContaining({
         taskDetailSourceType: '渲染',
+        taskDetailRequesterUserId: 'requester-1',
+        taskDetailRequesterName: '运营甲',
       }),
     })
   })
+
+  test('未选择需求运营人员时应返回 400', async () => {
+    const request = new NextRequest('http://localhost/api/materials/upload/product-package/init', {
+      method: 'POST',
+      body: JSON.stringify({
+        productModel: 'SPU-001',
+        categoryName: '旗舰店',
+      }),
+      headers: {
+        'Content-Type': 'application/json',
+      },
+    })
+
+    const response = await POST(request)
+    const body = await response.json()
+
+    expect(response.status).toBe(400)
+    expect(body.error).toBe('请选择需求运营人员')
+    expect(prisma.user.findFirst).not.toHaveBeenCalled()
+    expect(prisma.material.create).not.toHaveBeenCalled()
+  })
+
+  test('需求运营人员不存在或已停用时应返回 400', async () => {
+    ;(prisma.user.findFirst as jest.Mock).mockResolvedValue(null)
+    const request = new NextRequest('http://localhost/api/materials/upload/product-package/init', {
+      method: 'POST',
+      body: JSON.stringify({
+        productModel: 'SPU-001',
+        categoryName: '旗舰店',
+        taskDetailRequesterUserId: 'inactive-user',
+      }),
+      headers: {
+        'Content-Type': 'application/json',
+      },
+    })
+
+    const response = await POST(request)
+    const body = await response.json()
+
+    expect(response.status).toBe(400)
+    expect(body.error).toContain('不存在或已停用')
+    expect(prisma.user.findFirst).toHaveBeenCalledWith({
+      where: {
+        id: 'inactive-user',
+        isActive: true,
+        status: 'active',
+      },
+      select: {
+        id: true,
+        username: true,
+        realName: true,
+      },
+    })
+    expect(prisma.material.create).not.toHaveBeenCalled()
+  })
 })
diff --git a/lib/external-material-import.ts b/lib/external-material-import.ts
index 29a3e45..0016115 100644
--- a/lib/external-material-import.ts
+++ b/lib/external-material-import.ts
@@ -619,6 +619,8 @@ async function createImportedProductPackageMaterial(payload: z.infer<typeof crea
       renderer: '',
       isFullSet: false,
       isAiGenerated: true,
+      taskDetailRequesterUserId: user.id,
+      taskDetailRequesterName: user.realName || user.username,
     } as any,
   })
 }
diff --git a/lib/material-update.ts b/lib/material-update.ts
index 39a981c..9d7f512 100644
--- a/lib/material-update.ts
+++ b/lib/material-update.ts
@@ -37,6 +37,7 @@ export interface MaterialUpdateInput {
   userId?: string | null
   taskNo?: string | null
   taskDetailSourceType?: string | null
+  taskDetailRequesterUserId?: string | null
   // 兼容旧调用方传参，实际保存时会按资产自动计算
   isFullSet?: boolean | string | null
 }
@@ -172,6 +173,7 @@ export async function updateMaterialWithSharedRules(options: UpdateMaterialOptio
   const material = editable.material as any
   const hasTaskNoField = Object.prototype.hasOwnProperty.call(input, 'taskNo')
   const hasTaskDetailSourceTypeField = Object.prototype.hasOwnProperty.call(input, 'taskDetailSourceType')
+  const hasTaskDetailRequesterField = Object.prototype.hasOwnProperty.call(input, 'taskDetailRequesterUserId')
   const productModel = normalizeString(input.productModel)
   const reportTitle = normalizeReportTitle(input.reportTitle)
   const materialType = normalizeString(input.materialType)
@@ -184,6 +186,7 @@ export async function updateMaterialWithSharedRules(options: UpdateMaterialOptio
   const taskNo = normalizeTaskNo(input.taskNo)
   const rawTaskDetailSourceType = input.taskDetailSourceType
   const taskDetailSourceType = normalizeTaskDetailSourceType(rawTaskDetailSourceType)
+  const requestedTaskDetailRequesterUserId = normalizeOptionalString(input.taskDetailRequesterUserId)
 
   if (!materialType || !authorName) {
     return { error: '缺少必填字段', status: 400 as const }
@@ -257,6 +260,52 @@ export async function updateMaterialWithSharedRules(options: UpdateMaterialOptio
     }
   }
 
+  const currentTaskDetailRequesterUserId = normalizeOptionalString(material.taskDetailRequesterUserId)
+  const currentTaskDetailRequesterName = normalizeOptionalString(material.taskDetailRequesterName)
+  let nextTaskDetailRequesterUserId = currentTaskDetailRequesterUserId
+  let nextTaskDetailRequesterName = currentTaskDetailRequesterName
+
+  if (materialType !== '任务-详情') {
+    nextTaskDetailRequesterUserId = null
+    nextTaskDetailRequesterName = null
+  } else if (!hasTaskDetailRequesterField) {
+    if (material.materialType !== '任务-详情') {
+      return { error: '请选择需求运营人员', status: 400 as const }
+    }
+  } else if (!requestedTaskDetailRequesterUserId) {
+    if (material.materialType !== '任务-详情') {
+      return { error: '请选择需求运营人员', status: 400 as const }
+    }
+
+    if (currentTaskDetailRequesterUserId) {
+      return { error: '需求运营人员不能清空，只能更换', status: 400 as const }
+    }
+
+    // 历史任务详情没有运营字段时允许继续留空；若原人员已删除，则保留姓名快照。
+    nextTaskDetailRequesterUserId = null
+    nextTaskDetailRequesterName = currentTaskDetailRequesterName
+  } else if (requestedTaskDetailRequesterUserId !== currentTaskDetailRequesterUserId) {
+    const requester = await prisma.user.findFirst({
+      where: {
+        id: requestedTaskDetailRequesterUserId,
+        isActive: true,
+        status: 'active',
+      },
+      select: {
+        id: true,
+        username: true,
+        realName: true,
+      },
+    })
+
+    if (!requester) {
+      return { error: '所选需求运营人员不存在或已停用', status: 400 as const }
+    }
+
+    nextTaskDetailRequesterUserId = requester.id
+    nextTaskDetailRequesterName = requester.realName || requester.username
+  }
+
   let previewUrl = material.previewUrl
   try {
     previewUrl = await resolvePreviewUrl(previewImage, materialType, material.previewUrl)
@@ -285,6 +334,8 @@ export async function updateMaterialWithSharedRules(options: UpdateMaterialOptio
       materialType === '任务-详情'
         ? (hasTaskDetailSourceTypeField ? taskDetailSourceType : material.taskDetailSourceType ?? null)
         : null,
+    taskDetailRequesterUserId: nextTaskDetailRequesterUserId,
+    taskDetailRequesterName: nextTaskDetailRequesterName,
     isFullSet: supportsIsFullSet(materialType)
       ? deriveTaskDetailIsFullSet(materialType, material.assets, Boolean(material.isFullSet))
       : false,
diff --git a/prisma/migrations/20260724_add_task_detail_requester/migration.sql b/prisma/migrations/20260724_add_task_detail_requester/migration.sql
new file mode 100644
index 0000000..716ec0c
--- /dev/null
+++ b/prisma/migrations/20260724_add_task_detail_requester/migration.sql
@@ -0,0 +1,23 @@
+ALTER TABLE "materials"
+  ADD COLUMN IF NOT EXISTS "task_detail_requester_user_id" TEXT,
+  ADD COLUMN IF NOT EXISTS "task_detail_requester_name" TEXT;
+
+CREATE INDEX IF NOT EXISTS "materials_task_detail_requester_user_id_idx"
+  ON "materials" ("task_detail_requester_user_id");
+
+DO $$
+BEGIN
+  IF NOT EXISTS (
+    SELECT 1
+    FROM pg_constraint
+    WHERE conname = 'materials_task_detail_requester_user_id_fkey'
+  ) THEN
+    ALTER TABLE "materials"
+      ADD CONSTRAINT "materials_task_detail_requester_user_id_fkey"
+      FOREIGN KEY ("task_detail_requester_user_id")
+      REFERENCES "users"("id")
+      ON DELETE SET NULL
+      ON UPDATE CASCADE;
+  END IF;
+END
+$$;
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 62df1b1..875e535 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -49,7 +49,8 @@ model User {
   materialTransfersFrom       MaterialTransfer[]    @relation("MaterialTransferFromUser")
   materialTransfersTo         MaterialTransfer[]    @relation("MaterialTransferToUser")
   materialTransfersAsOperator MaterialTransfer[]    @relation("MaterialTransferOperator")
-  materials                   Material[]
+  materials                   Material[]            @relation("MaterialOwner")
+  taskDetailRequestedMaterials Material[]            @relation("TaskDetailRequester")
   departmentRef               Department?           @relation("UserDepartment", fields: [departmentId], references: [id])
   transferToDept              Department?           @relation("UserTransferDepartment", fields: [transferToDeptId], references: [id])
 
@@ -102,6 +103,8 @@ model Material {
   isFullSet             Boolean               @default(false) @map("is_full_set")
   isAiGenerated         Boolean               @default(false) @map("is_ai_generated")
   taskDetailSourceType  String?               @map("task_detail_source_type")
+  taskDetailRequesterUserId String?            @map("task_detail_requester_user_id")
+  taskDetailRequesterName String?              @map("task_detail_requester_name")
   assets                MaterialAsset[]
   downloadLogs          MaterialDownloadLog[]
   favorites             MaterialFavorite[]
@@ -110,9 +113,11 @@ model Material {
   skus                  MaterialSku[]
   transfers             MaterialTransfer[]
   transcodeProgresses   VideoTranscodeProgress[] @relation("MaterialTranscodeProgress")
-  user                  User                  @relation(fields: [userId], references: [id], onDelete: Cascade)
+  user                  User                  @relation("MaterialOwner", fields: [userId], references: [id], onDelete: Cascade)
+  taskDetailRequester   User?                 @relation("TaskDetailRequester", fields: [taskDetailRequesterUserId], references: [id], onDelete: SetNull)
 
   @@index([userId])
+  @@index([taskDetailRequesterUserId])
   @@index([createdAt])
   @@index([categoryName])
   @@index([sceneName])