diff --git a/modules/EcommerceFinance/Repositories/StoreReceivingAlipayBillMirrorRepository.php b/modules/EcommerceFinance/Repositories/StoreReceivingAlipayBillMirrorRepository.php
index b9ae8095..5b7952c1 100644
--- a/modules/EcommerceFinance/Repositories/StoreReceivingAlipayBillMirrorRepository.php
+++ b/modules/EcommerceFinance/Repositories/StoreReceivingAlipayBillMirrorRepository.php
@@ -40,7 +40,14 @@ class StoreReceivingAlipayBillMirrorRepository
 
         $query = $this->billQuery();
         $this->applyFilters($query, $filters);
-        $total = (clone $query)->count();
+        $state = $this->mirror->state($dataset) ?? [];
+        // The synchronizer persists an exact COUNT in the same transaction that
+        // marks a run successful. Never substitute a database row estimate.
+        $hasFilters = collect($filters)->contains(static fn (mixed $value): bool => $value !== null && trim((string) $value) !== '');
+        $recordedCount = $state['mirror_row_count'] ?? null;
+        $useRecordedCount = ! $hasFilters && ($state['status'] ?? null) === 'succeeded'
+            && $recordedCount !== null && ctype_digit((string) $recordedCount);
+        $total = $useRecordedCount ? (int) $recordedCount : (clone $query)->count();
         $summary = $this->summary($query, $filters);
 
         $billRows = $query
@@ -54,7 +61,6 @@ class StoreReceivingAlipayBillMirrorRepository
         $rows = collect($billRows)
             ->map(fn (object $row): array => $this->mapRow($row, $shopNames[(string) $row->shop_id] ?? null))
             ->all();
-        $state = $this->mirror->state($dataset) ?? [];
         $income = $summary['income'];
         $expense = $summary['expense'];
 
diff --git a/tests/Unit/EcommerceFinance/StoreReceivingAlipayBillMirrorRepositoryTest.php b/tests/Unit/EcommerceFinance/StoreReceivingAlipayBillMirrorRepositoryTest.php
index f5b6dfae..0b1c3355 100644
--- a/tests/Unit/EcommerceFinance/StoreReceivingAlipayBillMirrorRepositoryTest.php
+++ b/tests/Unit/EcommerceFinance/StoreReceivingAlipayBillMirrorRepositoryTest.php
@@ -43,6 +43,7 @@ class StoreReceivingAlipayBillMirrorRepositoryTest extends TestCase
             $table->dateTime('initial_completed_at')->nullable();
             $table->string('status')->nullable();
             $table->dateTime('last_succeeded_at')->nullable();
+            $table->unsignedBigInteger('mirror_row_count')->nullable();
         });
         $schema->create('ops_jst_original_bill_info', function (Blueprint $table): void {
             $table->integer('Id');
@@ -160,6 +161,38 @@ class StoreReceivingAlipayBillMirrorRepositoryTest extends TestCase
         $this->assertSame(['income' => 100.25, 'expense' => 20.10, 'balance' => 80.15, 'count' => 1], $result['summary']);
     }
 
+    public function test_unfiltered_pages_reuse_exact_completed_count_and_observe_the_next_sync(): void
+    {
+        $this->markReady();
+        $db = DB::connection('business_mirror');
+        $db->table('ops_jst_original_bill_info')->insert([
+            $this->row(1, 7, '2026-08-01 09:00:00', '1', 10),
+            $this->row(2, 7, '2026-08-02 09:00:00', '-1', 5),
+        ]);
+        $state = $db->table('business_mirror_table_states')->where('dataset_key', StoreReceivingAlipayBillMirrorRepository::DATASET);
+        $state->update(['mirror_row_count' => 2]);
+        $db->enableQueryLog();
+        $first = $this->repository->paginate([], 'occurred_at', 'desc', 1, 1);
+        $second = $this->repository->paginate(['store_name' => '', 'start' => null], 'occurred_at', 'desc', 2, 1);
+        $this->assertSame(2, $first['total']);
+        $this->assertSame(2, $second['total']);
+        $this->assertNotSame($first['data'][0]['id'], $second['data'][0]['id']);
+        $this->assertCount(0, array_filter($db->getQueryLog(), fn ($q) => str_contains(strtolower($q['query']), 'count(*)')));
+        $db->disableQueryLog();
+
+        $db->table('ops_jst_original_bill_info')->insert($this->row(3, 7, '2026-08-03 09:00:00', '1', 4));
+        $state->update(['mirror_row_count' => 3, 'last_succeeded_at' => '2026-09-08 09:00:00']);
+        $this->assertSame(3, $this->repository->paginate([], 'occurred_at', 'desc', 1, 1)['total']);
+        $this->assertSame(1, $this->repository->paginate(['business_type' => '支出'], 'occurred_at', 'desc', 1, 1)['total']);
+
+        $state->update(['status' => 'running', 'mirror_row_count' => 2]);
+        $this->assertSame(3, $this->repository->paginate([], 'occurred_at', 'desc', 1, 1)['total']);
+        $state->update(['status' => 'failed']);
+        $this->assertSame(3, $this->repository->paginate([], 'occurred_at', 'desc', 1, 1)['total']);
+        $state->update(['status' => 'succeeded', 'mirror_row_count' => null]);
+        $this->assertSame(3, $this->repository->paginate([], 'occurred_at', 'desc', 1, 1)['total']);
+    }
+
     private function markReady(): void
     {
         foreach ([StoreReceivingAlipayBillMirrorRepository::DATASET, StoreReceivingAlipayBillMirrorRepository::SHOP_DATASET] as $dataset) {