diff --git a/mobile-uni/src/pages/user/practice/index.vue b/mobile-uni/src/pages/user/practice/index.vue
index 5d1cadc0..181517ec 100644
--- a/mobile-uni/src/pages/user/practice/index.vue
+++ b/mobile-uni/src/pages/user/practice/index.vue
@@ -41,6 +41,22 @@
           </view>
         </scroll-view>
       </view>
+      <view v-if="showOwnerProfilePicker" class="owner-profile-row">
+        <text class="owner-profile-label">业主身份</text>
+        <picker
+          class="owner-profile-picker"
+          mode="selector"
+          :range="ownerProfilePickerOptions"
+          :value="ownerProfilePickerIndex"
+          :disabled="busy"
+          @change="handleOwnerProfileChange"
+        >
+          <view class="owner-profile-value">
+            <text class="owner-profile-value-text">{{ ownerProfilePickerOptions[ownerProfilePickerIndex] }}</text>
+            <text class="owner-profile-arrow" aria-hidden="true">›</text>
+          </view>
+        </picker>
+      </view>
       <button
         v-if="status === 'idle' || status === 'finished'"
         class="primary-button realtime-start-button"
@@ -530,7 +546,7 @@ import { chooseSpeechAudio, createSpeechPlaybackController, customerVoiceProfile
 import { isNativeAppRuntime, startSpeechCapture } from '@/services/speech-capture';
 import type { SpeechCapture, SpeechCaptureSession } from '@/services/speech-capture';
 import { createPageRequestScope, currentAccountKey, type RequestScopeTicket } from '@/services/request-scope';
-import { createRealtimePracticeController, createRealtimeSession, fetchRealtimePersonas, invokeRealtimeTool, type RealtimePersonaOption } from '@/services/realtime-practice';
+import { createRealtimePracticeController, createRealtimeSession, fetchOwnerProfiles, fetchRealtimePersonas, invokeRealtimeTool, type OwnerProfileOption, type RealtimePersonaOption } from '@/services/realtime-practice';
 import { stripInternalCodes } from '@/services/text';
 import { describeMicrophoneError, microphoneDeniedMessage, requestMicrophonePermission } from '@/utils/microphone';
 import { isFileSelectionCancelled } from '@/utils/file-selection';
@@ -552,6 +568,10 @@ const defaultScenarioName = '投诉接待';
 const pendingAssignmentKey = 'aihr_pending_assignment_id';
 const realtimePersonaStorageKey = 'aihr_realtime_practice_persona';
 const storedRealtimePersona = uni.getStorageSync(realtimePersonaStorageKey);
+// 业主身份选择持久化：存 profileId；用户显式选「不指定」时存 NONE 标记，
+// 以便与「从未选择」（用服务端 defaultProfileId 作首次默认）区分。
+const ownerProfileStorageKey = 'aihr_realtime_owner_profile';
+const ownerProfileNoneMarker = 'NONE';
 const status = ref<PracticeStatus>('idle');
 const sessionId = ref('');
 const roundIndex = ref(0);
@@ -589,6 +609,8 @@ const realtimeAudioBlocked = ref(false);
 const realtimeSessionId = ref('');
 const realtimePersonaOptions = ref<RealtimePersonaOption[]>([]);
 const selectedRealtimePersonaId = ref(typeof storedRealtimePersona === 'string' ? storedRealtimePersona : '');
+const ownerProfiles = ref<OwnerProfileOption[]>([]);
+const selectedOwnerProfileId = ref('');
 const realtimeAppBridge = ref<{
   start: (sessionUpdate: Record<string, unknown>, sessionId?: string) => Promise<void>;
   stop: () => void;
@@ -662,6 +684,16 @@ const canStartPractice = computed(() =>
 const canStartRealtime = computed(() =>
   status.value === 'idle' || status.value === 'finished'
 );
+// 业主身份选择器仅在选中 owner 类人设且服务端返回了档案时展示；
+// 档案为空或接口失败时整体隐藏，静默降级为无画像对练。
+const showOwnerProfilePicker = computed(() =>
+  selectedRealtimePersonaId.value.startsWith('owner') && ownerProfiles.value.length > 0
+);
+const ownerProfilePickerOptions = computed(() => ['不指定', ...ownerProfiles.value.map((item) => item.label)]);
+const ownerProfilePickerIndex = computed(() => {
+  const index = ownerProfiles.value.findIndex((item) => item.profileId === selectedOwnerProfileId.value);
+  return index < 0 ? 0 : index + 1;
+});
 const hasTraineeReply = computed(() => turns.value.some((item) => item.role === 'trainee'));
 const canFinishPractice = computed(() => hasTraineeReply.value && !redFlagActive.value);
 const hasCoachState = computed(() => emotionScore.value > 0 || trustScore.value > 0 || redFlagActive.value);
@@ -996,6 +1028,8 @@ const clearPracticeData = () => {
   status.value = 'idle';
   selectedScenarioId.value = defaultScenarioId;
   activeScenarioName.value = defaultScenarioName;
+  ownerProfiles.value = [];
+  selectedOwnerProfileId.value = '';
   helpLoading.value = false;
   helpAnswer.value = '';
   helpRefs.value = [];
@@ -1083,7 +1117,8 @@ const loadRealtimePersonas = async (request: RequestScopeTicket = requests.begin
     if (!requests.isCurrent(request)) return;
     realtimePersonaOptions.value = options;
     if (!options.some((item) => item.id === selectedRealtimePersonaId.value)) {
-      selectedRealtimePersonaId.value = options[0]?.id || '';
+      // 「业主·急躁」下线后默认选中「业主」(owner-calm)，其余情况回落首项
+      selectedRealtimePersonaId.value = options.find((item) => item.id === 'owner-calm')?.id || options[0]?.id || '';
     }
   } catch {
     // 人设列表拉取失败不阻塞页面：会话创建接口对空白 personaId 回落默认人设
@@ -1091,6 +1126,35 @@ const loadRealtimePersonas = async (request: RequestScopeTicket = requests.begin
   }
 };
 
+const loadOwnerProfiles = async (request: RequestScopeTicket = requests.begin('owner-profiles')) => {
+  try {
+    const data = await fetchOwnerProfiles();
+    if (!requests.isCurrent(request)) return;
+    const profiles = Array.isArray(data?.profiles) ? data.profiles : [];
+    ownerProfiles.value = profiles;
+    const stored = uni.getStorageSync(ownerProfileStorageKey);
+    if (stored === ownerProfileNoneMarker) {
+      selectedOwnerProfileId.value = '';
+    } else if (typeof stored === 'string' && stored && profiles.some((item) => item.profileId === stored)) {
+      selectedOwnerProfileId.value = stored;
+    } else if (data?.defaultProfileId && profiles.some((item) => item.profileId === data.defaultProfileId)) {
+      selectedOwnerProfileId.value = data.defaultProfileId;
+    } else {
+      selectedOwnerProfileId.value = '';
+    }
+  } catch {
+    // 业主档案拉取失败不阻塞页面：选择器整体隐藏，降级为无画像对练
+    if (requests.isCurrent(request)) ownerProfiles.value = [];
+  }
+};
+
+const handleOwnerProfileChange = (event: { detail: { value: number | string } }) => {
+  const index = Number(event.detail.value);
+  if (!Number.isInteger(index) || index < 0 || index > ownerProfiles.value.length) return;
+  selectedOwnerProfileId.value = index === 0 ? '' : ownerProfiles.value[index - 1].profileId;
+  uni.setStorageSync(ownerProfileStorageKey, selectedOwnerProfileId.value || ownerProfileNoneMarker);
+};
+
 const stopRealtime = () => {
   if (!realtimeActive.value && realtimeStatus.value === 'idle') return;
   if (isNativeAppRuntime()) realtimeAppBridge.value?.stop();
@@ -1129,7 +1193,11 @@ const startRealtime = async () => {
       throw new Error(microphoneDeniedMessage(permission));
     }
     if (!realtimeActive.value) return;
-    const session = await createRealtimeSession(selectedRealtimePersonaId.value || undefined, selectedScenarioId.value || undefined);
+    const session = await createRealtimeSession(
+      selectedRealtimePersonaId.value || undefined,
+      selectedScenarioId.value || undefined,
+      showOwnerProfilePicker.value && selectedOwnerProfileId.value ? selectedOwnerProfileId.value : undefined
+    );
     if (!realtimeActive.value) return;
     realtimeSessionId.value = session.sessionId;
     activeScenarioName.value = session.personaName || '实时陪练';
@@ -1823,6 +1891,7 @@ const handleShow = async () => {
   void loadAssignments(requests.begin('assignments'));
   void loadCurriculum(requests.begin('curriculum'));
   void loadRealtimePersonas(requests.begin('realtime-personas'));
+  void loadOwnerProfiles(requests.begin('owner-profiles'));
 };
 
 const invalidateRequests = () => {
@@ -3781,6 +3850,49 @@ onUnload(() => {
   line-height: 1.35;
 }
 
+.owner-profile-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 10px;
+  padding: 8px 12px;
+  border: 1px solid #f1e3e4;
+  border-radius: 12px;
+  background: #fffafa;
+}
+
+.owner-profile-label {
+  flex-shrink: 0;
+  color: #5e6672;
+  font-size: 12px;
+}
+
+.owner-profile-picker {
+  flex: 1;
+  min-width: 0;
+}
+
+.owner-profile-value {
+  display: flex;
+  align-items: center;
+  justify-content: flex-end;
+  gap: 6px;
+}
+
+.owner-profile-value-text {
+  overflow: hidden;
+  color: #25282d;
+  font-size: 13px;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.owner-profile-arrow {
+  flex-shrink: 0;
+  color: #b6bcc6;
+  font-size: 14px;
+}
+
 .status-message {
   display: block;
   margin-top: 12px;
diff --git a/mobile-uni/src/services/realtime-practice.ts b/mobile-uni/src/services/realtime-practice.ts
index 72028a21..65d8eb82 100644
--- a/mobile-uni/src/services/realtime-practice.ts
+++ b/mobile-uni/src/services/realtime-practice.ts
@@ -14,6 +14,18 @@ export interface RealtimePersonaOption {
   hasTools: boolean;
 }
 
+export interface OwnerProfileOption {
+  profileId: string;
+  projectCode: string;
+  communityName: string;
+  label: string;
+}
+
+export interface OwnerProfilesResponse {
+  profiles: OwnerProfileOption[];
+  defaultProfileId: string | null;
+}
+
 export interface RealtimeSessionResponse {
   sessionId: string;
   personaId: string;
@@ -45,11 +57,18 @@ export const fetchRealtimePersonas = () =>
     timeout: 15000
   });
 
-export const createRealtimeSession = (personaId?: string, scenarioId?: string) =>
+export const fetchOwnerProfiles = () =>
+  apiRequest<OwnerProfilesResponse>({
+    url: '/api/aihr/practice/realtime/owner-profiles',
+    method: 'GET',
+    timeout: 15000
+  });
+
+export const createRealtimeSession = (personaId?: string, scenarioId?: string, profileId?: string) =>
   apiRequest<RealtimeSessionResponse>({
     url: '/api/train/practice/realtime/session',
     method: 'POST',
-    data: { personaId: personaId || null, scenarioId: scenarioId || null },
+    data: { personaId: personaId || null, scenarioId: scenarioId || null, profileId: profileId || null },
     timeout: 15000
   });