diff --git a/frontend/src/views/TaskHall.vue b/frontend/src/views/TaskHall.vue
index b5da372..f5b31d9 100644
--- a/frontend/src/views/TaskHall.vue
+++ b/frontend/src/views/TaskHall.vue
@@ -2559,8 +2559,112 @@ const showAssignDesignerModal = async (task: Task) => {
 
     let assignType = 'auto' // 'auto' 或 'manual'
     let selectedDesignerId: number | null = null
+    
+    // 解析任务类型
+    const taskTypeIdsStr = task.taskTypeIds || task.taskTypeId?.toString() || ''
+    const taskTypeIdArray = taskTypeIdsStr.split(',').filter(id => id.trim())
+    
+    // 初始化任务类型列表（带数量）
+    let editableTaskTypes = taskTypeIdArray.map(id => ({
+      typeId: parseInt(id.trim()),
+      quantity: task.quantity || 1
+    }))
 
     const modalContent = h('div', { style: 'padding: 10px 0;' }, [
+      // 任务类型编辑区域
+      h('div', { style: 'marginBottom: 24px; padding: 16px; background: #f5f5f5; borderRadius: 8px;' }, [
+        h('h4', { style: 'marginBottom: 12px; fontSize: 14px; fontWeight: 600;' }, '📝 编辑任务类型'),
+        h('div', { style: 'marginBottom: 12px;' }, [
+          ...editableTaskTypes.map((item, index) => 
+            h('div', {
+              key: index,
+              style: {
+                display: 'flex',
+                alignItems: 'center',
+                marginBottom: '8px',
+                padding: '8px',
+                background: 'white',
+                borderRadius: '4px',
+                border: '1px solid #d9d9d9'
+              }
+            }, [
+              h('span', { style: { flex: 1, fontSize: 13 } }, 
+                getTaskTypeName(item.typeId)
+              ),
+              h('span', { style: { marginRight: 8, fontSize: 12, color: '#666' } }, '数量：'),
+              h('input', {
+                type: 'number',
+                value: item.quantity,
+                min: 1,
+                style: {
+                  width: '60px',
+                  padding: '4px 8px',
+                  border: '1px solid #d9d9d9',
+                  borderRadius: '4px',
+                  marginRight: '8px'
+                },
+                onInput: (e: any) => {
+                  item.quantity = parseInt(e.target.value) || 1
+                }
+              }),
+              h('button', {
+                style: {
+                  padding: '4px 12px',
+                  background: '#ff4d4f',
+                  color: 'white',
+                  border: 'none',
+                  borderRadius: '4px',
+                  cursor: 'pointer',
+                  fontSize: 12
+                },
+                onClick: () => {
+                  editableTaskTypes.splice(index, 1)
+                }
+              }, '删除')
+            ])
+          )
+        ]),
+        h('div', { style: 'display: flex; gap: 8px;' }, [
+          h('select', {
+            id: 'newTaskTypeSelect',
+            style: {
+              flex: 1,
+              padding: '6px 12px',
+              border: '1px solid #d9d9d9',
+              borderRadius: '4px',
+              fontSize: 13
+            }
+          }, [
+            h('option', { value: '' }, '-- 选择要添加的任务类型 --'),
+            ...demandTypes.value.map((type: any) => 
+              h('option', { value: type.id }, type.name)
+            )
+          ]),
+          h('button', {
+            style: {
+              padding: '6px 16px',
+              background: '#52c41a',
+              color: 'white',
+              border: 'none',
+              borderRadius: '4px',
+              cursor: 'pointer',
+              fontSize: 13
+            },
+            onClick: () => {
+              const selectEl = document.getElementById('newTaskTypeSelect') as HTMLSelectElement
+              const typeId = parseInt(selectEl.value)
+              if (typeId && !editableTaskTypes.find(t => t.typeId === typeId)) {
+                editableTaskTypes.push({ typeId, quantity: 1 })
+              } else if (typeId) {
+                message.warning('该任务类型已添加')
+              }
+            }
+          }, '+ 添加类型')
+        ])
+      ]),
+      
+      // 选择接单方式
+      h('p', { style: 'margin-bottom: 16px; color: #666;' }, 
       h('p', { style: 'margin-bottom: 16px; color: #666;' }, 
         '选择任务接单方式：'
       ),
@@ -2636,10 +2740,23 @@ const showAssignDesignerModal = async (task: Task) => {
             return Promise.reject()
           }
 
+          // 检查任务类型是否为空
+          if (editableTaskTypes.length === 0) {
+            message.error('至少需要一个任务类型')
+            return Promise.reject()
+          }
+
+          // 准备任务类型更新数据
           const approvalData: TaskApprovalDTO = {
             comment: assignType === 'manual' ? 
               `指定设计师接单` : '审核通过，发布到任务大厅',
-            assignedReceiverId: assignType === 'manual' && selectedDesignerId ? selectedDesignerId : undefined
+            assignedReceiverId: assignType === 'manual' && selectedDesignerId ? selectedDesignerId : undefined,
+            taskUpdates: {
+              taskTypes: editableTaskTypes.map(t => ({
+                taskTypeId: t.typeId,
+                quantity: t.quantity
+              }))
+            }
           }
 
           await taskApi.approveReceivingLevel(task.id!, approvalData)