diff --git a/lib/core/network/remote_scoring_adapter.dart b/lib/core/network/remote_scoring_adapter.dart
index a49752c..f923890 100644
--- a/lib/core/network/remote_scoring_adapter.dart
+++ b/lib/core/network/remote_scoring_adapter.dart
@@ -66,6 +66,19 @@ abstract final class RemoteScoringAdapter {
       sheet.header.judgeRole.trim().toUpperCase() ==
           session.judgeRole.trim().toUpperCase();
 
+  /// Returns the business session number shown on the judge task card.
+  ///
+  /// [JudgeEntry.playOrder] is the entry order inside an EventSession. The
+  /// arrangement order identifies the first business session represented by
+  /// that EventSession, so both values are needed for a stable display number.
+  static int sessionDisplayOrder(JudgeSession session, JudgeEntry entry) {
+    final playOrder = entry.playOrder > 0 ? entry.playOrder : 1;
+    final arrangementOrder = session.arrangementOrder;
+    return arrangementOrder > 0 && arrangementOrder < 0x7fffffff
+        ? arrangementOrder + playOrder - 1
+        : playOrder;
+  }
+
   static JudgeAccount accountForSession(
     JudgeSession session, {
     required String userId,
diff --git a/lib/modules/home/views/home_page.dart b/lib/modules/home/views/home_page.dart
index 9a37631..1f9dfd8 100644
--- a/lib/modules/home/views/home_page.dart
+++ b/lib/modules/home/views/home_page.dart
@@ -44,7 +44,6 @@ class _HomePageState extends State<HomePage> {
   late final Worker _syncStatusWorker;
   Timer? _messageTimer;
   int _unreadMessages = 0;
-  int _correctionTaskCount = 0;
 
   @override
   void initState() {
@@ -56,9 +55,6 @@ class _HomePageState extends State<HomePage> {
     _loadUnreadMessages();
     _messageTimer = Timer.periodic(const Duration(seconds: 30), (_) {
       _loadUnreadMessages();
-      if (_allSessions.isNotEmpty) {
-        _loadCorrectionTaskCount(_allSessions);
-      }
     });
   }
 
@@ -122,7 +118,6 @@ class _HomePageState extends State<HomePage> {
             sessionsResult.fromCache || batches.any((item) => item.fromCache);
         _loading = false;
       });
-      unawaited(_loadCorrectionTaskCount(sessionsResult.data));
     } on ApiException catch (error) {
       if (!mounted) return;
       setState(() {
@@ -172,9 +167,7 @@ class _HomePageState extends State<HomePage> {
               userName: userName,
               roleSummary: roleSummary,
               unreadMessages: _unreadMessages,
-              correctionTaskCount: _correctionTaskCount,
               onMessages: _openMessages,
-              onCorrections: _openCorrections,
               onResults: chiefSessions.isNotEmpty ? _openResults : null,
               onLogout: _logout,
             ),
@@ -209,6 +202,11 @@ class _HomePageState extends State<HomePage> {
                               padding: const EdgeInsets.only(bottom: 16),
                               child: _TaskCard(
                                 task: entry.$2,
+                                sessionDisplayOrder: RemoteScoringAdapter
+                                    .sessionDisplayOrder(
+                                      _remoteTasks[entry.$1].session,
+                                      _remoteTasks[entry.$1].entry,
+                                    ),
                                 roleLabel:
                                     RemoteScoringAdapter.roleLabelForSession(
                                       _remoteTasks[entry.$1].session,
@@ -332,41 +330,6 @@ class _HomePageState extends State<HomePage> {
     if (mounted) setState(() {});
   }
 
-  Future<void> _openCorrections() async {
-    final entryId = await Get.toNamed(
-      AppRoutes.corrections,
-      arguments: _sessions,
-    );
-    if (!mounted) return;
-    await _loadTasks();
-    if (!mounted || entryId is! String) return;
-    final index = _remoteTasks.indexWhere(
-      (item) => item.entry.sessionEntryId == entryId,
-    );
-    if (index >= 0) {
-      await _openTask(index, _remoteTasks[index], correction: true);
-    } else {
-      await _openCorrectionTask(entryId);
-    }
-  }
-
-  Future<void> _loadCorrectionTaskCount(List<JudgeSession> sessions) async {
-    try {
-      final batches = await Future.wait(
-        sessions.map(
-          (session) => _api.loadCorrectionCandidates(session.sessionId),
-        ),
-      );
-      final count = batches
-          .expand((items) => items)
-          .where((item) => item.isAssignedTask)
-          .length;
-      if (mounted) setState(() => _correctionTaskCount = count);
-    } on ApiException {
-      // Badge refresh failure must not block the scoring task list.
-    }
-  }
-
   Future<void> _openResults() async {
     await Get.toNamed(AppRoutes.results, arguments: _chiefSessions);
   }
@@ -696,9 +659,7 @@ class _TopBar extends StatelessWidget {
     required this.userName,
     required this.roleSummary,
     required this.unreadMessages,
-    required this.correctionTaskCount,
     required this.onMessages,
-    required this.onCorrections,
     required this.onResults,
     required this.onLogout,
   });
@@ -707,9 +668,7 @@ class _TopBar extends StatelessWidget {
   final String userName;
   final String roleSummary;
   final int unreadMessages;
-  final int correctionTaskCount;
   final VoidCallback onMessages;
-  final VoidCallback onCorrections;
   final VoidCallback? onResults;
   final VoidCallback onLogout;
 
@@ -762,19 +721,7 @@ class _TopBar extends StatelessWidget {
           ),
         ),
         const SizedBox(width: 18),
-        Badge(
-          isLabelVisible: correctionTaskCount > 0,
-          label: Text(
-            correctionTaskCount > 99 ? '99+' : '$correctionTaskCount',
-          ),
-          child: IconButton.outlined(
-            onPressed: onCorrections,
-            tooltip: '成绩修正任务',
-            icon: const Icon(Icons.edit_note_rounded, size: 21),
-          ),
-        ),
         if (onResults != null) ...[
-          const SizedBox(width: 8),
           IconButton.outlined(
             onPressed: onResults,
             tooltip: '场次成绩',
@@ -944,6 +891,7 @@ class _PageHeading extends StatelessWidget {
 class _TaskCard extends StatelessWidget {
   const _TaskCard({
     required this.task,
+    required this.sessionDisplayOrder,
     required this.roleLabel,
     required this.status,
     required this.isCurrent,
@@ -951,6 +899,7 @@ class _TaskCard extends StatelessWidget {
     required this.onTap,
   });
   final ScoringTask task;
+  final int sessionDisplayOrder;
   final String roleLabel;
   final String status;
   final bool isCurrent;
@@ -1050,7 +999,7 @@ class _TaskCard extends StatelessWidget {
                     ),
                     const SizedBox(height: 3),
                     Text(
-                      '#${task.displayOrder}',
+                      '#${sessionDisplayOrder.toString().padLeft(2, '0')}',
                       style: TextStyle(
                         color: color,
                         fontSize: 14,
diff --git a/test/remote_scoring_adapter_test.dart b/test/remote_scoring_adapter_test.dart
index cf2e957..7bbdcf4 100644
--- a/test/remote_scoring_adapter_test.dart
+++ b/test/remote_scoring_adapter_test.dart
@@ -220,6 +220,63 @@ void main() {
     expect(task.session, isNot(contains(task.project)));
     expect(task.session, isNot(contains(task.groupName)));
   });
+
+  test('任务卡场次号由编排起始场次和出场顺序计算', () {
+    final firstSession = _session(
+      id: 'session-1',
+      role: 'DJ1',
+      roleType: 'DJ',
+      arrangementOrder: 1,
+    );
+    final secondSession = _session(
+      id: 'session-2',
+      role: 'DJ1',
+      roleType: 'DJ',
+      arrangementOrder: 2,
+    );
+    const firstEntry = JudgeEntry(
+      sessionEntryId: 'entry-1',
+      entryNo: '01',
+      playOrder: 1,
+      participantName: '测试队',
+      groupName: '青年组',
+      entryStatus: 0,
+      isRematch: false,
+      scoreStatus: 0,
+      scoreStatusName: '待评分',
+      isDisqualified: false,
+      scoreSheetId: '',
+    );
+    const secondEntryInSameSession = JudgeEntry(
+      sessionEntryId: 'entry-2',
+      entryNo: '02',
+      playOrder: 2,
+      participantName: '测试队',
+      groupName: '青年组',
+      entryStatus: 0,
+      isRematch: false,
+      scoreStatus: 0,
+      scoreStatusName: '待评分',
+      isDisqualified: false,
+      scoreSheetId: '',
+    );
+
+    expect(
+      RemoteScoringAdapter.sessionDisplayOrder(firstSession, firstEntry),
+      1,
+    );
+    expect(
+      RemoteScoringAdapter.sessionDisplayOrder(secondSession, firstEntry),
+      2,
+    );
+    expect(
+      RemoteScoringAdapter.sessionDisplayOrder(
+        firstSession,
+        secondEntryInSameSession,
+      ),
+      2,
+    );
+  });
 }
 
 JudgeSession _session({
@@ -227,6 +284,7 @@ JudgeSession _session({
   required String role,
   required String roleType,
   String roleName = '',
+  int arrangementOrder = 0,
 }) => JudgeSession(
   sessionId: id,
   eventId: 'event-1',
@@ -244,6 +302,7 @@ JudgeSession _session({
   judgeRoleName: roleName,
   entryCount: 2,
   scoredCount: 0,
+  arrangementOrder: arrangementOrder,
 );
 
 JudgeScoreSheet _sheet({