diff --git a/tenant-platform/src/api/license.ts b/tenant-platform/src/api/license.ts
index 3a5c675..9953306 100644
--- a/tenant-platform/src/api/license.ts
+++ b/tenant-platform/src/api/license.ts
@@ -66,7 +66,7 @@ licenseClient.interceptors.response.use(
   },
 )
 
-export interface LicenseCompany {
+export interface AppLicense {
   id: string
   name: string
   maxDevices: number
@@ -80,7 +80,7 @@ export interface LicenseCompany {
 
 export interface LicenseDevice {
   id: string
-  companyId: string
+  appKey: string
   deviceId: string
   deviceName?: string | null
   deviceModel?: string | null
@@ -98,34 +98,12 @@ export interface LicenseDevice {
 }
 
 export const licenseApi = {
-  listCompanies() {
-    return licenseClient.get<{ data: LicenseCompany[] }>('/api/license/admin/companies')
-  },
-
-  createCompany(data: { name: string; maxDevices: number; expiresAt?: string; remark?: string }) {
-    return licenseClient.post<{ data: LicenseCompany }>('/api/license/admin/companies', data)
-  },
-
-  getCompany(id: string) {
-    return licenseClient.get<{ data: { company: LicenseCompany; devices: LicenseDevice[] } }>(
-      `/api/license/admin/companies/${encodeURIComponent(id)}`,
+  getAppLicense(appKey: string) {
+    return licenseClient.get<{ data: { license: AppLicense; devices: LicenseDevice[] } }>(
+      `/api/license/admin/apps/${encodeURIComponent(appKey)}`,
     )
   },
 
-  updateCompany(
-    id: string,
-    data: { name?: string; maxDevices?: number; expiresAt?: string; isActive?: boolean; remark?: string },
-  ) {
-    return licenseClient.put<{ data: LicenseCompany }>(
-      `/api/license/admin/companies/${encodeURIComponent(id)}`,
-      data,
-    )
-  },
-
-  deleteCompany(id: string) {
-    return licenseClient.delete<{ data: null }>(`/api/license/admin/companies/${encodeURIComponent(id)}`)
-  },
-
   revokeDevice(id: string) {
     return licenseClient.delete<{ data: null }>(`/api/license/admin/devices/${encodeURIComponent(id)}`)
   },
diff --git a/tenant-platform/src/views/license/LicenseManagementView.vue b/tenant-platform/src/views/license/LicenseManagementView.vue
index 40c4b3b..6164bda 100644
--- a/tenant-platform/src/views/license/LicenseManagementView.vue
+++ b/tenant-platform/src/views/license/LicenseManagementView.vue
@@ -6,7 +6,7 @@
         <el-option v-for="a in portalApps" :key="a.appKey" :label="a.name" :value="a.appKey" />
       </el-select>
     </div>
-    <el-page-header v-else @back="$router.back()" :content="`授权管理 — ${appKey}`" style="margin-bottom:20px" />
+    <el-page-header v-else @back="$router.back()" :content="`授权管理 - ${appName}`" style="margin-bottom:20px" />
     <el-empty v-if="isServicesPortal && !appKey" description="请选择一个应用" style="margin-top:80px" />
 
     <template v-if="!isServicesPortal || appKey">
@@ -22,285 +22,137 @@
       </el-row>
 
       <el-card shadow="never" style="margin-top:16px">
+        <div class="license-summary">
+          <el-descriptions :column="isMobile ? 1 : 3" border>
+            <el-descriptions-item label="应用">{{ appName }}</el-descriptions-item>
+            <el-descriptions-item label="AppKey">{{ appKey || '-' }}</el-descriptions-item>
+            <el-descriptions-item label="授权状态">
+              <el-tag :type="license?.isActive ? 'success' : 'danger'" size="small">
+                {{ license?.isActive ? '正常' : '停用' }}
+              </el-tag>
+            </el-descriptions-item>
+            <el-descriptions-item label="最大设备数">{{ license?.maxDevices ?? '-' }}</el-descriptions-item>
+            <el-descriptions-item label="已注册设备">{{ license?.registeredDevices ?? devices.length }}</el-descriptions-item>
+            <el-descriptions-item label="过期时间">
+              {{ license?.expiresAt ? formatDate(license.expiresAt) : '永久' }}
+            </el-descriptions-item>
+          </el-descriptions>
+        </div>
+
         <div class="toolbar responsive-toolbar">
-          <el-button type="primary" @click="openCreateDialog">新增公司</el-button>
           <el-button v-if="appKey" @click="downloadLicenseFile">下载 License 文件</el-button>
           <el-button @click="loadData" :loading="loading">刷新</el-button>
         </div>
 
         <div class="table-wrap">
-          <el-table :data="companies" v-loading="loading" border stripe>
-            <el-table-column prop="name" label="公司名称" min-width="160" />
-            <el-table-column prop="maxDevices" label="最大设备数" width="120" />
-            <el-table-column prop="registeredDevices" label="已注册设备" width="120" />
-            <el-table-column label="过期时间" width="160">
+          <el-table :data="devices" v-loading="loading" border stripe>
+            <el-table-column prop="deviceId" label="设备ID" min-width="220" />
+            <el-table-column prop="deviceName" label="设备名称" min-width="130">
+              <template #default="{ row }">{{ row.deviceName || '-' }}</template>
+            </el-table-column>
+            <el-table-column label="用户" min-width="180">
               <template #default="{ row }">
-                {{ row.expiresAt ? formatDate(row.expiresAt) : '永久' }}
+                <div class="stack-cell">
+                  <span>{{ row.userName || row.userId || '-' }}</span>
+                  <small v-if="row.userName && row.userId">{{ row.userId }}</small>
+                </div>
               </template>
             </el-table-column>
-            <el-table-column label="状态" width="100">
+            <el-table-column label="联系方式" min-width="190">
+              <template #default="{ row }">
+                <div class="stack-cell">
+                  <span>{{ row.userPhone || '-' }}</span>
+                  <small v-if="row.userEmail">{{ row.userEmail }}</small>
+                </div>
+              </template>
+            </el-table-column>
+            <el-table-column label="设备信息" min-width="190">
+              <template #default="{ row }">
+                <div class="stack-cell">
+                  <span>{{ [row.deviceVendor, row.deviceModel].filter(Boolean).join(' ') || '-' }}</span>
+                  <small v-if="row.osVersion">{{ row.osVersion }}</small>
+                </div>
+              </template>
+            </el-table-column>
+            <el-table-column label="注册时间" width="170">
+              <template #default="{ row }">{{ formatDate(row.registeredAt) }}</template>
+            </el-table-column>
+            <el-table-column label="最后验证" width="170">
+              <template #default="{ row }">{{ row.lastVerifiedAt ? formatDate(row.lastVerifiedAt) : '-' }}</template>
+            </el-table-column>
+            <el-table-column label="状态" width="90">
               <template #default="{ row }">
                 <el-tag :type="row.isActive ? 'success' : 'danger'" size="small">
-                  {{ row.isActive ? '正常' : '停用' }}
+                  {{ row.isActive ? '正常' : '吊销' }}
                 </el-tag>
               </template>
             </el-table-column>
-            <el-table-column label="操作" width="280" fixed="right">
+            <el-table-column label="操作" width="120" fixed="right">
               <template #default="{ row }">
-                <el-button size="small" @click="viewCompany(row)">详情</el-button>
-                <el-button size="small" type="primary" plain @click="editCompany(row)">编辑</el-button>
-                <el-button size="small" type="danger" plain @click="deleteCompany(row)">删除</el-button>
+                <el-button v-if="row.isActive" size="small" type="danger" plain @click="revokeDevice(row)">吊销</el-button>
+                <el-button v-else size="small" type="success" plain @click="reactivateDevice(row)">激活</el-button>
               </template>
             </el-table-column>
           </el-table>
         </div>
       </el-card>
-
-      <!-- Company Detail Dialog -->
-      <el-dialog v-model="showDetailDialog" :title="detailTitle" :width="dialogWidth" destroy-on-close>
-        <el-descriptions :column="isMobile ? 1 : 2" border>
-          <el-descriptions-item label="ID">{{ selectedCompany?.id }}</el-descriptions-item>
-          <el-descriptions-item label="名称">{{ selectedCompany?.name }}</el-descriptions-item>
-          <el-descriptions-item label="最大设备">{{ selectedCompany?.maxDevices }}</el-descriptions-item>
-          <el-descriptions-item label="已注册">{{ selectedCompany?.registeredDevices }}</el-descriptions-item>
-          <el-descriptions-item label="过期时间">
-            {{ selectedCompany?.expiresAt ? formatDate(selectedCompany.expiresAt) : '永久' }}
-          </el-descriptions-item>
-          <el-descriptions-item label="状态">
-            <el-tag :type="selectedCompany?.isActive ? 'success' : 'danger'" size="small">
-              {{ selectedCompany?.isActive ? '正常' : '停用' }}
-            </el-tag>
-          </el-descriptions-item>
-          <el-descriptions-item label="备注" :span="2">{{ selectedCompany?.remark || '-' }}</el-descriptions-item>
-        </el-descriptions>
-
-        <h4 style="margin:20px 0 12px">设备列表</h4>
-        <el-table :data="companyDevices" border stripe size="small">
-          <el-table-column prop="deviceId" label="设备ID" min-width="200" />
-          <el-table-column prop="deviceName" label="设备名称" min-width="120">
-            <template #default="{ row }">{{ row.deviceName || '-' }}</template>
-          </el-table-column>
-          <el-table-column label="用户" min-width="180">
-            <template #default="{ row }">
-              <div class="user-cell">
-                <span>{{ row.userName || row.userId || '-' }}</span>
-                <small v-if="row.userName && row.userId">{{ row.userId }}</small>
-              </div>
-            </template>
-          </el-table-column>
-          <el-table-column label="联系方式" min-width="190">
-            <template #default="{ row }">
-              <div class="user-cell">
-                <span>{{ row.userPhone || '-' }}</span>
-                <small v-if="row.userEmail">{{ row.userEmail }}</small>
-              </div>
-            </template>
-          </el-table-column>
-          <el-table-column label="设备信息" min-width="180">
-            <template #default="{ row }">
-              <div class="user-cell">
-                <span>{{ [row.deviceVendor, row.deviceModel].filter(Boolean).join(' ') || '-' }}</span>
-                <small v-if="row.osVersion">{{ row.osVersion }}</small>
-              </div>
-            </template>
-          </el-table-column>
-          <el-table-column label="注册时间" width="160">
-            <template #default="{ row }">{{ formatDate(row.registeredAt) }}</template>
-          </el-table-column>
-          <el-table-column label="最后验证" width="160">
-            <template #default="{ row }">{{ row.lastVerifiedAt ? formatDate(row.lastVerifiedAt) : '-' }}</template>
-          </el-table-column>
-          <el-table-column label="状态" width="90">
-            <template #default="{ row }">
-              <el-tag :type="row.isActive ? 'success' : 'danger'" size="small">
-                {{ row.isActive ? '正常' : '吊销' }}
-              </el-tag>
-            </template>
-          </el-table-column>
-          <el-table-column label="操作" width="140" fixed="right">
-            <template #default="{ row }">
-              <el-button v-if="row.isActive" size="small" type="danger" plain @click="revokeDevice(row)">吊销</el-button>
-              <el-button v-else size="small" type="success" plain @click="reactivateDevice(row)">激活</el-button>
-            </template>
-          </el-table-column>
-        </el-table>
-      </el-dialog>
-
-      <!-- Create/Edit Dialog -->
-      <el-dialog v-model="showFormDialog" :title="formTitle" :width="dialogWidth">
-        <el-form label-width="100px">
-          <el-form-item label="公司名称" required>
-            <el-input v-model="form.name" placeholder="请输入公司名称" />
-          </el-form-item>
-          <el-form-item label="最大设备数" required>
-            <el-input-number v-model="form.maxDevices" :min="1" :max="9999" />
-          </el-form-item>
-          <el-form-item label="过期时间">
-            <el-date-picker v-model="form.expiresAt" type="datetime" placeholder="选择过期时间（留空为永久）" style="width:100%" />
-          </el-form-item>
-          <el-form-item label="状态">
-            <el-switch v-model="form.isActive" active-text="正常" inactive-text="停用" />
-          </el-form-item>
-          <el-form-item label="备注">
-            <el-input v-model="form.remark" type="textarea" :rows="2" placeholder="可选" />
-          </el-form-item>
-        </el-form>
-        <template #footer>
-          <el-button @click="showFormDialog = false">取消</el-button>
-          <el-button type="primary" :loading="submitting" @click="submitForm">确认</el-button>
-        </template>
-      </el-dialog>
     </template>
   </div>
 </template>
 
 <script setup lang="ts">
-import { computed, onMounted, ref } from 'vue'
+import { computed, onBeforeUnmount, onMounted, ref, watch } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 import { ElMessage, ElMessageBox } from 'element-plus'
-import { licenseApi, type LicenseCompany, type LicenseDevice } from '@/api/license'
+import { licenseApi, type AppLicense, type LicenseDevice } from '@/api/license'
 import { appApi, type App } from '@/api/app'
+
 const route = useRoute()
 const router = useRouter()
 
 const isMobile = ref(false)
-const dialogWidth = computed(() => (isMobile.value ? 'calc(100vw - 24px)' : '720px'))
-
 const appKey = computed(() => route.query.appKey as string || route.params.appKey as string)
 const isServicesPortal = computed(() => route.path.startsWith('/services/'))
 
 const portalApps = ref<App[]>([])
-const companies = ref<LicenseCompany[]>([])
-const companyDevices = ref<LicenseDevice[]>([])
+const currentApp = ref<App | null>(null)
+const license = ref<AppLicense | null>(null)
+const devices = ref<LicenseDevice[]>([])
 const loading = ref(false)
-const showDetailDialog = ref(false)
-const showFormDialog = ref(false)
-const selectedCompany = ref<LicenseCompany | null>(null)
-const submitting = ref(false)
-const isEditing = ref(false)
 
-const form = ref({
-  id: '',
-  name: '',
-  maxDevices: 1,
-  expiresAt: null as Date | null,
-  isActive: true,
-  remark: '',
-})
+const appName = computed(() => currentApp.value?.name || license.value?.name || appKey.value || '-')
+const activeDevices = computed(() => devices.value.filter(d => d.isActive).length)
+const revokedDevices = computed(() => devices.value.filter(d => !d.isActive).length)
 
 const statCards = computed(() => [
-  { label: '公司总数', value: companies.value.length },
-  { label: '设备总数', value: companies.value.reduce((sum, c) => sum + (c.registeredDevices || 0), 0) },
-  { label: '活跃公司', value: companies.value.filter(c => c.isActive).length },
-  { label: '过期公司', value: companies.value.filter(c => c.expiresAt && new Date(c.expiresAt) < new Date()).length },
+  { label: '最大设备数', value: license.value?.maxDevices ?? '-' },
+  { label: '已注册设备', value: license.value?.registeredDevices ?? devices.value.length },
+  { label: '正常设备', value: activeDevices.value },
+  { label: '吊销设备', value: revokedDevices.value },
 ])
 
-const detailTitle = computed(() => selectedCompany.value ? `${selectedCompany.value.name} — 详情` : '公司详情')
-const formTitle = computed(() => isEditing.value ? '编辑公司' : '新增公司')
-
 async function loadData() {
+  const key = appKey.value
+  if (!key) return
   loading.value = true
   try {
-    const res = await licenseApi.listCompanies()
-    companies.value = res.data.data || []
-  } catch (e) {
-    // error handled by interceptor
+    const [licenseRes, appRes] = await Promise.all([
+      licenseApi.getAppLicense(key),
+      appApi.get(key).catch(() => null),
+    ])
+    license.value = licenseRes.data.data.license
+    devices.value = licenseRes.data.data.devices || []
+    currentApp.value = appRes?.data.data ?? portalApps.value.find(item => item.appKey === key) ?? null
   } finally {
     loading.value = false
   }
 }
 
-async function viewCompany(row: LicenseCompany) {
-  selectedCompany.value = row
-  loading.value = true
-  try {
-    const res = await licenseApi.getCompany(row.id)
-    companyDevices.value = res.data.data.devices || []
-    showDetailDialog.value = true
-  } finally {
-    loading.value = false
-  }
-}
-
-function editCompany(row: LicenseCompany) {
-  isEditing.value = true
-  form.value = {
-    id: row.id,
-    name: row.name,
-    maxDevices: row.maxDevices,
-    expiresAt: row.expiresAt ? new Date(row.expiresAt) : null,
-    isActive: row.isActive,
-    remark: row.remark || '',
-  }
-  showFormDialog.value = true
-}
-
-function openCreateDialog() {
-  isEditing.value = false
-  form.value = {
-    id: '',
-    name: '',
-    maxDevices: 1,
-    expiresAt: null,
-    isActive: true,
-    remark: '',
-  }
-  showFormDialog.value = true
-}
-
-async function submitForm() {
-  if (!form.value.name.trim()) {
-    return ElMessage.warning('请输入公司名称')
-  }
-  submitting.value = true
-  try {
-    const data = {
-      name: form.value.name,
-      maxDevices: form.value.maxDevices,
-      expiresAt: form.value.expiresAt ? form.value.expiresAt.toISOString().slice(0, 19).replace('T', ' ') : undefined,
-      isActive: form.value.isActive,
-      remark: form.value.remark || undefined,
-    }
-    if (isEditing.value) {
-      await licenseApi.updateCompany(form.value.id, data)
-      ElMessage.success('更新成功')
-    } else {
-      await licenseApi.createCompany({
-        name: data.name,
-        maxDevices: data.maxDevices,
-        expiresAt: data.expiresAt,
-        remark: data.remark,
-      })
-      ElMessage.success('创建成功')
-    }
-    showFormDialog.value = false
-    loadData()
-  } finally {
-    submitting.value = false
-  }
-}
-
-async function deleteCompany(row: LicenseCompany) {
-  try {
-    await ElMessageBox.confirm(`确认删除公司 "${row.name}"？关联的设备也将被删除。`, '删除确认', {
-      type: 'warning', confirmButtonText: '确认删除', cancelButtonText: '取消',
-    })
-    await licenseApi.deleteCompany(row.id)
-    ElMessage.success('删除成功')
-    loadData()
-  } catch (e) {
-    // cancelled
-  }
-}
-
 async function revokeDevice(row: LicenseDevice) {
   try {
     await ElMessageBox.confirm('确认吊销该设备？', '吊销确认', { type: 'warning' })
     await licenseApi.revokeDevice(row.id)
     ElMessage.success('已吊销')
-    if (selectedCompany.value) {
-      viewCompany(selectedCompany.value)
-    }
     loadData()
   } catch (e) {
     // cancelled
@@ -310,9 +162,6 @@ async function revokeDevice(row: LicenseDevice) {
 async function reactivateDevice(row: LicenseDevice) {
   await licenseApi.reactivateDevice(row.id)
   ElMessage.success('已激活')
-  if (selectedCompany.value) {
-    viewCompany(selectedCompany.value)
-  }
   loadData()
 }
 
@@ -320,9 +169,8 @@ async function downloadLicenseFile() {
   const key = appKey.value
   if (!key) return
   const res = await appApi.downloadLicenseFile(key)
-  const app = portalApps.value.find(item => item.appKey === key)
   const disposition = res.headers['content-disposition'] as string | undefined
-  const filename = parseFilename(disposition) ?? `${app?.name || key}.xuqmlicense`
+  const filename = parseFilename(disposition) ?? `${appName.value || key}.xuqmlicense`
   const url = URL.createObjectURL(res.data)
   const link = document.createElement('a')
   link.href = url
@@ -347,19 +195,32 @@ function switchApp(key: string) {
 
 function formatDate(d: string | number) {
   const date = new Date(d)
-  return date.toLocaleString('zh-CN')
+  return Number.isNaN(date.getTime()) ? '-' : date.toLocaleString('zh-CN')
 }
 
-onMounted(() => {
-  loadData()
+function updateViewport() {
   isMobile.value = window.innerWidth < 768
-  window.addEventListener('resize', () => { isMobile.value = window.innerWidth < 768 })
+}
+
+watch(appKey, () => {
+  loadData()
+})
+
+onMounted(() => {
+  updateViewport()
+  window.addEventListener('resize', updateViewport)
+  loadData()
   if (isServicesPortal.value) {
     appApi.list().then(res => {
       portalApps.value = res.data.data || []
+      currentApp.value = portalApps.value.find(item => item.appKey === appKey.value) ?? currentApp.value
     })
   }
 })
+
+onBeforeUnmount(() => {
+  window.removeEventListener('resize', updateViewport)
+})
 </script>
 
 <style scoped>
@@ -367,10 +228,11 @@ onMounted(() => {
 .stat-card { display: flex; flex-direction: column; align-items: center; padding: 12px; }
 .stat-value { font-size: 28px; font-weight: 700; color: #0E7BF2; }
 .stat-label { font-size: 13px; color: #64748b; margin-top: 4px; }
-.toolbar { margin-bottom: 12px; display: flex; gap: 8px; }
+.license-summary { margin-bottom: 16px; }
+.toolbar { margin-bottom: 12px; display: flex; gap: 8px; flex-wrap: wrap; }
 .table-wrap { overflow-x: auto; }
 .portal-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
 .portal-bar-title { font-size: 18px; font-weight: 600; }
-.user-cell { display: flex; flex-direction: column; gap: 2px; line-height: 1.35; }
-.user-cell small { color: #909399; font-size: 12px; }
+.stack-cell { display: flex; flex-direction: column; gap: 2px; line-height: 1.35; }
+.stack-cell small { color: #909399; font-size: 12px; }
 </style>