diff --git a/app/src/main/assets/print_demo.html b/app/src/main/assets/print_demo.html
index b4b9ce8..21f2a40 100644
--- a/app/src/main/assets/print_demo.html
+++ b/app/src/main/assets/print_demo.html
@@ -238,6 +238,7 @@
             <button class="btn ptt-btn ptt-action-btn" style="background: #0ea5e9;" onclick="pttGetCurrentGroup()">当前群组</button>
             <button class="btn ptt-btn ptt-action-btn btn-orange" onclick="pttForceRelease()" disabled>强制释放</button>
             <button class="btn ptt-btn ptt-action-btn" style="background: #000; color: #fca5a5;" onclick="pttSimulateConflict()" disabled>模拟冲突</button>
+            <button class="btn ptt-btn ptt-action-btn" style="background: #10b981;" onclick="queryTempGroupId()">查询临时群 GID</button>
         </div>
 
         <div id="ptt-result" class="log-container" style="background: #0f172a; margin-top: 10px; height: 120px;">
@@ -1143,6 +1144,24 @@
             showPttResult("已发送 AT 指令: " + cmd);
         }
     }
+
+    // 注册临时群锁定回调
+    window.startPullGroupLock = function(gid) {
+        showPttResult("收到临时群锁定回调 startPullGroupLock, GID: " + gid);
+    };
+    
+    window.endPullGroupLock = function() {
+        showPttResult("收到临时群解锁回调 endPullGroupLock");
+    };
+
+    function queryTempGroupId() {
+        if (window.android && window.android.getTempGroupId) {
+            var gid = window.android.getTempGroupId();
+            showPttResult("当前在临时群的 GID: " + (gid || "无"));
+        } else {
+            showPttResult("接口 getTempGroupId 不可用");
+        }
+    }
 </script>
 </body>
 </html>
diff --git a/app/src/main/res/layout/activity_temp_call.xml b/app/src/main/res/layout/activity_temp_call.xml
index 57e2900..2d17d82 100644
--- a/app/src/main/res/layout/activity_temp_call.xml
+++ b/app/src/main/res/layout/activity_temp_call.xml
@@ -106,6 +106,50 @@
             android:textSize="22sp"
             android:textStyle="bold" />
 
+        <!-- 视频拉动信息区域 (默认隐藏，只有成功获取到数据才展示) -->
+        <LinearLayout
+            android:id="@+id/ll_pull_info"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:gravity="center"
+            android:layout_marginTop="8dp"
+            android:visibility="gone">
+
+            <TextView
+                android:id="@+id/tv_pull_title"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textColor="#FFFFFF"
+                android:textSize="16sp"
+                android:textStyle="bold" />
+
+            <TextView
+                android:id="@+id/tv_pull_source_unit"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="4dp"
+                android:textColor="#CCFFFFFF"
+                android:textSize="12sp" />
+
+            <TextView
+                android:id="@+id/tv_pull_time"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="2dp"
+                android:textColor="#99FFFFFF"
+                android:textSize="12sp" />
+
+            <TextView
+                android:id="@+id/tv_pull_content"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="6dp"
+                android:textColor="#FFD700"
+                android:textSize="13sp"
+                android:textStyle="bold" />
+        </LinearLayout>
+
         <!-- 分隔线 -->
         <View
             android:layout_width="60dp"