diff --git a/admin-frontend-vue/src/pages/account/GroupEditorDialog.vue b/admin-frontend-vue/src/pages/account/GroupEditorDialog.vue
index 2365a116..62e2b470 100644
--- a/admin-frontend-vue/src/pages/account/GroupEditorDialog.vue
+++ b/admin-frontend-vue/src/pages/account/GroupEditorDialog.vue
@@ -1,8 +1,12 @@
 <script setup lang="ts">
-import { onMounted, ref, watch } from 'vue'
+import { computed, onMounted, ref, watch } from 'vue'
 import type { AdminUser } from '@/types/admin'
-import type { ShopGroupItem } from './shop-group-model'
-import { validateShopGroupForm } from './shop-group-model'
+import {
+  eligibleGroupMembers,
+  groupMemberCandidateHint,
+  validateShopGroupForm,
+  type ShopGroupItem,
+} from './shop-group-model'
 import { createShopGroup, updateShopGroup } from './shop-group-api'
 import { fetchUserList } from '@/api/users'
 import { showAdminFeedback } from '@/components/admin-feedback-ui'
@@ -15,18 +19,24 @@ const emit = defineEmits<{ (e: 'update:modelValue', v: boolean): void; (e: 'save
 const session = useAdminSessionStore()
 const groupName = ref('')
 const memberIds = ref<number[]>([])
-const leaderId = ref<number | null>(null)
 const errorText = ref('')
 const busy = ref(false)
 const users = ref<AdminUser[]>([])
 
-function isAdminUser(u: AdminUser): boolean {
-  const role = (u.role || '').toLowerCase()
-  return role === 'admin' || role === 'super_admin' || u.isAdmin === true
-}
+/** 组长：新建=当前登录用户；编辑=分组原组长（不可改，只读展示）。 */
+const leaderUserId = computed<number | null>(() =>
+  props.group ? (props.group.leaderUserId ?? null) : (session.user?.id ?? null),
+)
+const leaderUsername = computed<string>(() =>
+  props.group ? (props.group.leaderUsername || '') : (session.user?.username || '当前登录用户'),
+)
+const operatorRole = computed<string>(() => session.user?.role || '')
 
-const adminCandidates = ref<AdminUser[]>([])
-const memberCandidates = ref<AdminUser[]>([])
+/** 组员候选：按组长归属过滤（超管全量、非超管仅本组长创建的普通账号）。 */
+const memberCandidates = computed(() =>
+  eligibleGroupMembers(users.value, leaderUserId.value, operatorRole.value),
+)
+const candidateHint = computed(() => groupMemberCandidateHint(memberCandidates.value.length, operatorRole.value))
 
 watch(
   () => props.modelValue,
@@ -34,22 +44,19 @@ watch(
     if (!open) return
     groupName.value = ''
     memberIds.value = []
-    leaderId.value = null
     errorText.value = ''
     if (props.group) {
       groupName.value = props.group.name
       memberIds.value = props.group.memberUserIds ?? []
-      leaderId.value = props.group.leaderUserId ?? null
     }
   },
 )
 
 async function loadCandidates(): Promise<void> {
   try {
-    const page = await fetchUserList({ page: 1, pageSize: 200 })
+    // 对齐 admin.js loadUserOptions：page=1&page_size=999 全量拉取，避免归属过滤漏人。
+    const page = await fetchUserList({ page: 1, pageSize: 999 })
     users.value = page.items
-    adminCandidates.value = page.items.filter(isAdminUser)
-    memberCandidates.value = page.items.filter((u) => !isAdminUser(u))
   } catch (error) {
     showAdminFeedback(actionableErrorText(error), 'error')
   }
@@ -69,13 +76,13 @@ async function save(): Promise<void> {
       await updateShopGroup(props.group.id, groupName.value, memberIds.value)
       showAdminFeedback('更新成功', 'success')
     } else {
+      // 对齐 admin：组长恒为当前登录用户，提交 createdBy=当前用户 id。
       const operatorId = session.user?.id ?? 0
       if (!operatorId) {
         showAdminFeedback('无法获取当前登录用户，请重新登录', 'error')
         return
       }
-      const createdBy = leaderId.value && leaderId.value > 0 ? leaderId.value : operatorId
-      await createShopGroup(groupName.value, memberIds.value, createdBy)
+      await createShopGroup(groupName.value, memberIds.value, operatorId)
       showAdminFeedback('创建成功', 'success')
     }
     emit('saved')
@@ -103,13 +110,8 @@ onMounted(loadCandidates)
       <el-form-item label="分组名称" :error="errorText || undefined">
         <el-input v-model="groupName" placeholder="请输入分组名称" />
       </el-form-item>
-      <el-form-item v-if="!group && operatorSuper" label="组长（创建人）">
-        <el-select v-model="leaderId" clearable filterable placeholder="默认为当前登录管理员" style="width: 100%">
-          <el-option v-for="u in adminCandidates" :key="u.id" :label="u.username" :value="u.id" />
-        </el-select>
-      </el-form-item>
-      <el-form-item v-else-if="group" label="组长">
-        <el-input :model-value="group.leaderUsername" readonly />
+      <el-form-item label="组长">
+        <el-input :model-value="leaderUsername" readonly placeholder="当前登录用户" />
       </el-form-item>
       <el-form-item label="组员">
         <el-select
@@ -122,7 +124,7 @@ onMounted(loadCandidates)
         >
           <el-option v-for="u in memberCandidates" :key="u.id" :label="u.username" :value="u.id" />
         </el-select>
-        <div class="candidate-hint">组员范围：当前可选普通账号（共 {{ memberCandidates.length }} 名）</div>
+        <div class="candidate-hint">{{ candidateHint }}（共 {{ memberCandidates.length }} 名）</div>
       </el-form-item>
     </el-form>
     <template #footer>
diff --git a/admin-frontend-vue/src/pages/account/GroupsPage.vue b/admin-frontend-vue/src/pages/account/GroupsPage.vue
index 52327ead..0e5ea66a 100644
--- a/admin-frontend-vue/src/pages/account/GroupsPage.vue
+++ b/admin-frontend-vue/src/pages/account/GroupsPage.vue
@@ -95,12 +95,14 @@ onMounted(loadGroups)
         <el-table-column label="组员" min-width="240">
           <template #default="{ row }">
             <template v-if="row.memberUsernames.length">
-              <el-tag v-for="name in row.memberUsernames.slice(0, 10)" :key="name" size="small" class="member-tag">{{ name }}</el-tag>
-              <span v-if="row.memberUsernames.length > 10" class="member-more">+{{ row.memberUsernames.length - 10 }}</span>
+              <el-tag v-for="name in row.memberUsernames" :key="name" size="small" class="member-tag">{{ name }}</el-tag>
             </template>
             <span v-else class="member-none">无</span>
           </template>
         </el-table-column>
+        <el-table-column prop="createdAt" label="创建时间" min-width="170">
+          <template #default="{ row }">{{ formatDateTime(row.createdAt) }}</template>
+        </el-table-column>
         <el-table-column prop="updatedAt" label="修改时间" min-width="170">
           <template #default="{ row }">{{ formatDateTime(row.updatedAt || row.createdAt) }}</template>
         </el-table-column>
diff --git a/admin-frontend-vue/src/pages/account/shop-group-model.ts b/admin-frontend-vue/src/pages/account/shop-group-model.ts
index dd4bb565..e85ade0a 100644
--- a/admin-frontend-vue/src/pages/account/shop-group-model.ts
+++ b/admin-frontend-vue/src/pages/account/shop-group-model.ts
@@ -92,6 +92,45 @@ export function toShopGroupUpdatePayload(name: string, memberUserIds: number[]):
   return { groupName: text(name), memberUserIds: dedupeIds(memberUserIds) }
 }
 
+/** 组员候选用户（对齐 admin.js getEligibleShopManageGroupUsers 的过滤语义）。 */
+export interface GroupMemberCandidateUser {
+  id: number
+  username: string
+  role: string
+  createdById?: number | null
+}
+
+/**
+ * 组员候选过滤（对齐 admin.js:3020-3028）：
+ * - 组长本人永不进候选；
+ * - 超管可选全部用户（不论角色/归属）；
+ * - 非超管仅可选"组长（创建人）名下"的普通账号。
+ */
+export function eligibleGroupMembers(
+  users: GroupMemberCandidateUser[],
+  leaderUserId: number | null,
+  operatorRole: string,
+): GroupMemberCandidateUser[] {
+  const leaderKey = leaderUserId != null && leaderUserId > 0 ? String(leaderUserId) : ''
+  const isSuper = (operatorRole || '').toLowerCase() === 'super_admin'
+  return users.filter((u) => {
+    if (String(u.id) === leaderKey) return false
+    if (isSuper) return true
+    return (
+      (u.role || '').toLowerCase() === 'normal' &&
+      String(u.createdById ?? '') === leaderKey
+    )
+  })
+}
+
+/** 组员候选帮助文案（对齐 admin.js:3179-3182）。 */
+export function groupMemberCandidateHint(candidateCount: number, operatorRole: string): string {
+  if (candidateCount > 0) return '可添加当前组长创建的普通员工账号'
+  return (operatorRole || '').toLowerCase() === 'normal'
+    ? '普通账号没有下属普通员工时，这里会为空；当前账号只能作为组长使用。'
+    : '当前组长名下暂无可添加的普通员工账号。'
+}
+
 function dedupeIds(ids: unknown[]): number[] {
   if (!Array.isArray(ids)) return []
   const set = new Set<number>()
diff --git a/admin-frontend-vue/tests/align-group-editor.test.ts b/admin-frontend-vue/tests/align-group-editor.test.ts
new file mode 100644
index 00000000..2f2415ad
--- /dev/null
+++ b/admin-frontend-vue/tests/align-group-editor.test.ts
@@ -0,0 +1,68 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+import { readSource } from './helpers.ts'
+import {
+  eligibleGroupMembers,
+  groupMemberCandidateHint,
+} from '../src/pages/account/shop-group-model.ts'
+
+/** 对齐 admin.js:3020-3028 getEligibleShopManageGroupUsers 与 3179-3182 帮助文案。 */
+
+const USERS = [
+  { id: 1, username: '组长A', role: 'admin', createdById: null },
+  { id: 2, username: '员工A1', role: 'normal', createdById: 1 },
+  { id: 3, username: '员工A2', role: 'normal', createdById: 1 },
+  { id: 4, username: '别人员工', role: 'normal', createdById: 9 },
+  { id: 5, username: '另一个管理员', role: 'admin', createdById: null },
+  { id: 6, username: '超管本人', role: 'super_admin', createdById: null },
+]
+
+test('align_group_eligible_super_admin_sees_all_except_leader', () => {
+  // 超管：候选 = 全部用户（除组长本人），不区分归属。
+  const result = eligibleGroupMembers(USERS, 1, 'super_admin')
+  assert.deepEqual(result.map((u) => u.id), [2, 3, 4, 5, 6])
+})
+
+test('align_group_eligible_non_super_only_own_normal_employees', () => {
+  // 管理员/组长：候选 = created_by=组长本人的普通账号，别人名下/管理员/超管不可选。
+  const result = eligibleGroupMembers(USERS, 1, 'admin')
+  assert.deepEqual(result.map((u) => u.id), [2, 3])
+})
+
+test('align_group_eligible_excludes_leader_self', () => {
+  // 组长本人永不进候选（即使是 normal 且归属自己）。
+  const withSelf = [{ id: 1, username: '组长', role: 'normal', createdById: 1 }, ...USERS]
+  const result = eligibleGroupMembers(withSelf, 1, 'super_admin')
+  assert.equal(result.some((u) => u.id === 1), false)
+})
+
+test('align_group_eligible_null_leader_means_own_created_only_for_non_super', () => {
+  // 组长 id 缺失时按字符串比较兜底，不误匹配。
+  const result = eligibleGroupMembers(USERS, null, 'admin')
+  assert.equal(result.length, 0)
+})
+
+test('align_group_candidate_hint_with_candidates', () => {
+  assert.match(groupMemberCandidateHint(3, 'admin'), /可添加当前组长创建的普通员工账号/)
+})
+
+test('align_group_candidate_hint_empty_for_normal', () => {
+  assert.match(groupMemberCandidateHint(0, 'normal'), /普通账号没有下属普通员工时，这里会为空；当前账号只能作为组长使用。/)
+})
+
+test('align_group_candidate_hint_empty_for_admin', () => {
+  assert.match(groupMemberCandidateHint(0, 'admin'), /当前组长名下暂无可添加的普通员工账号。/)
+})
+
+test('align_group_editor_dialog_ui_wiring', () => {
+  // UI 接线：候选请求 page_size=999；新建时组长恒为当前登录用户（无改选下拉）；候选/提示走新模型。
+  const dialog = readSource('src/pages/account/GroupEditorDialog.vue')
+  assert.match(dialog, /pageSize:\s*999/, '候选列表按参考 page_size=999 拉取')
+  assert.doesNotMatch(dialog, /组长（创建人）/, '新建弹窗不再提供组长改选下拉')
+  assert.match(dialog, /当前登录用户/, '新建时组长只读显示当前登录用户')
+  assert.match(dialog, /eligibleGroupMembers/, '组员候选走归属过滤')
+  assert.match(dialog, /groupMemberCandidateHint/, '候选提示文案走对齐逻辑')
+  const page = readSource('src/pages/account/GroupsPage.vue')
+  assert.match(page, /创建时间/, '列表补创建时间列')
+  assert.doesNotMatch(page, /slice\(0,\s*10\)/, '组员 chips 全量渲染不再收 +N')
+})
diff --git a/admin-frontend-vue/tests/task-253.test.ts b/admin-frontend-vue/tests/task-253.test.ts
index f21ec7a5..1a741bf1 100644
--- a/admin-frontend-vue/tests/task-253.test.ts
+++ b/admin-frontend-vue/tests/task-253.test.ts
@@ -19,7 +19,8 @@ test('test_task_253_group_list_normal_variant_input', () => {
   assert.match(page, /canEditOf/, '需有可编辑判定')
   assert.match(page, /leaderUserId/, '判定依赖组长 leaderUserId')
   const editor = readSource('src/pages/account/GroupEditorDialog.vue')
-  assert.match(editor, /组长不可更改|组长（创建人）/, '组长语义可见')
+  assert.match(editor, /组长/, '编辑弹窗含组长展示')
+  assert.match(editor, /当前登录用户/, '新建时组长只读为当前登录用户')
 })
 
 test('test_task_253_group_list_normal_repeated_operation_is_idempotent', () => {
@@ -39,10 +40,10 @@ test('test_task_253_group_list_boundary_empty_input', () => {
 })
 
 test('test_task_253_group_list_boundary_single_item', () => {
-  // 单组：无组员显示“无”，超员折叠 +N。
+  // 单组：无组员显示“无”；组员 chips 全量渲染（对齐 admin.js 全量 chips，不再收 +N）。
   const page = readSource('src/pages/account/GroupsPage.vue')
   assert.match(page, /member-none|无/, '无组员占位')
-  assert.match(page, /slice\(0,\s*10\)/, '超员折叠')
+  assert.doesNotMatch(page, /slice\(0,\s*10\)/, '组员全量渲染')
 })
 
 test('test_task_253_group_list_boundary_limit_or_missing_field', () => {