diff --git a/app/Console/Kernel.php b/app/Console/Kernel.php
index 04496d3d..15cef123 100644
--- a/app/Console/Kernel.php
+++ b/app/Console/Kernel.php
@@ -53,8 +53,14 @@ class Kernel extends ConsoleKernel
             ->withoutOverlapping(60)
             ->runInBackground();
 
+        // 退款待确认的当前状态按分钟增量刷新，确认完成后页面可及时移除。
+        $schedule->command('business-mirror:sync-tables jiansun.dbo.jst_refund_view')
+            ->everyMinute()
+            ->withoutOverlapping(5)
+            ->runInBackground();
+
         // 退款待确认四张镜像每天 06:00 专属刷新，确保 10:00 前完成；
-        // 不再参与分钟级通用轮转，失败状态由财务驾驶舱展示。
+        // 当前退款状态单独按分钟刷新，失败状态由财务驾驶舱展示。
         $schedule->command('business-mirror:sync-tables --daily-only --max-batches=0')
             ->dailyAt('06:00')
             ->timezone('Asia/Shanghai')
diff --git a/config/upstream_mirrors.php b/config/upstream_mirrors.php
index be4d2f88..b26eb56a 100644
--- a/config/upstream_mirrors.php
+++ b/config/upstream_mirrors.php
@@ -325,14 +325,15 @@ return [
         'full_reconcile_hours' => (int) env('BUSINESS_MIRROR_FULL_RECONCILE_HOURS', 168),
         'dedicated_datasets' => [
             'operations_replica.rpt.jst_sku',
+            'jiansun.dbo.jst_refund_view',
         ],
-        // 退款待确认：每天 10 点前由专属批次刷新一次，不再进入分钟轮转。
+        // 四张退款基础镜像每天 10 点前由专属批次刷新一次。
+        // 聚水潭当前退款状态按分钟增量刷新，保证退款确认后页面及时更新。
         'daily_datasets' => [
             'operations_replica.rpt.jst_returnAndRefundInfo',
             'operations_replica.rpt.jst_returnAndRefundItem',
             'operations_replica.rpt.jst_qmcust_refundlist',
             'operations_replica.rpt.jst_qmcust_refundlist_item',
-            'jiansun.dbo.jst_refund_view',
         ],
     ],
 
@@ -491,6 +492,7 @@ return [
             'keys' => ['as_id'],
             'watermark' => 'modified',
             'minimum_datetime' => ['column' => 'as_date', 'value' => '2026-10-01 00:00:00'],
+            'overlap_hours' => 1,
             'full_reconcile_hours' => 168,
             'columns' => ['as_id', 'status', 'shop_status', 'confirm_date', 'modified', 'as_date'],
             'indexes' => [
diff --git a/deploy/activate-incremental-release.sh b/deploy/activate-incremental-release.sh
index b0211444..b9d925f6 100644
--- a/deploy/activate-incremental-release.sh
+++ b/deploy/activate-incremental-release.sh
@@ -200,7 +200,7 @@ mv "$REMOTE_DIR/.deployed-sha.tmp" "$REMOTE_DIR/.deployed-sha"
 # 普通商品优先高频增量，并在配置的每周低峰窗口自动继续全量校准。
 cat > /etc/cron.d/caiwu-jiansun-snapshots <<'EOF'
 CRON_TZ=Asia/Shanghai
-* * * * * root /usr/bin/flock -n /run/caiwu-upstream-sync.lock /bin/sh -c '/usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-catalog --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-purchase-prices --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan upstream:snapshots:refresh-all --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-prices --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-tables --quiet' >/dev/null 2>&1
+* * * * * root /usr/bin/flock -n /run/caiwu-upstream-sync.lock /bin/sh -c '/usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-tables jiansun.dbo.jst_refund_view --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-catalog --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-purchase-prices --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan upstream:snapshots:refresh-all --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-prices --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-tables --quiet' >/dev/null 2>&1
 # 店铺经营报表按 15 分钟刷新；单轮覆盖 50000 行回看窗口，避免空闲时持续重读千万级账单。
 7,22,37,52 * * * * root /usr/bin/flock -w 600 /run/caiwu-upstream-sync.lock /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-store-report --max-batches=12 --quiet >/dev/null 2>&1
 # 店铺候选平时仅读镜像变更；夜间全量核对历史名称。冷页面不扫描订单宽表。
@@ -230,7 +230,8 @@ CRON_TZ=Asia/Shanghai
 15 10 * * * root /usr/bin/flock -n /run/caiwu-inventory-warehouse-alert.lock /usr/bin/docker exec -u www-data caiwu_app php artisan inventory:sync-warehouse-mapping-alert --quiet >/dev/null 2>&1
 # 供应商管理每天北京时间 08:15 完整校准档案、合同、联系人与打款资料。
 15 8 * * * root /usr/bin/flock -w 3600 /run/caiwu-upstream-sync.lock /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-supplier-management --quiet >/dev/null 2>&1
-# 退款待确认四张镜像每天 06:00 在独立批容器完整跑完一轮，确保 10:00 前完成。
+# 退款待确认四张基础镜像每天 06:00 在独立批容器完整跑完一轮，确保 10:00 前完成；
+# 当前退款状态在上面的分钟任务中优先增量刷新。
 0 6 * * * root /bin/sh /opt/caiwuxitong/run-finance-batch.sh business-mirror:sync-tables --daily-only --max-batches=0 --quiet >/dev/null 2>&1
 */2 * * * * root /usr/bin/flock -n /run/caiwu-esign-polling.lock /usr/bin/docker exec -u www-data caiwu_app php artisan esign:poll-signatures --quiet >/dev/null 2>&1
 # 财务台账：每天 02:30 同步 AI 库动账并重算流水；10:30 生成前一晚店铺余额快照。
diff --git a/deploy/activate-release.sh b/deploy/activate-release.sh
index 3bfd3ded..55c4c174 100644
--- a/deploy/activate-release.sh
+++ b/deploy/activate-release.sh
@@ -204,7 +204,7 @@ mv "$REMOTE_DIR/.deployed-sha.tmp" "$REMOTE_DIR/.deployed-sha"
 # 普通商品优先高频增量，并在配置的每周低峰窗口自动继续全量校准。
 cat > /etc/cron.d/caiwu-jiansun-snapshots <<'EOF'
 CRON_TZ=Asia/Shanghai
-* * * * * root /usr/bin/flock -n /run/caiwu-upstream-sync.lock /bin/sh -c '/usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-catalog --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-purchase-prices --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan upstream:snapshots:refresh-all --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-prices --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-tables --quiet' >/dev/null 2>&1
+* * * * * root /usr/bin/flock -n /run/caiwu-upstream-sync.lock /bin/sh -c '/usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-tables jiansun.dbo.jst_refund_view --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-catalog --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-purchase-prices --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan upstream:snapshots:refresh-all --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-product-prices --quiet; /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-tables --quiet' >/dev/null 2>&1
 # 店铺经营报表按 15 分钟刷新；单轮覆盖 50000 行回看窗口，避免空闲时持续重读千万级账单。
 7,22,37,52 * * * * root /usr/bin/flock -w 600 /run/caiwu-upstream-sync.lock /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-store-report --max-batches=12 --quiet >/dev/null 2>&1
 # 店铺候选平时仅读镜像变更；夜间全量核对历史名称。冷页面不扫描订单宽表。
@@ -234,7 +234,8 @@ CRON_TZ=Asia/Shanghai
 15 10 * * * root /usr/bin/flock -n /run/caiwu-inventory-warehouse-alert.lock /usr/bin/docker exec -u www-data caiwu_app php artisan inventory:sync-warehouse-mapping-alert --quiet >/dev/null 2>&1
 # 供应商管理每天北京时间 08:15 完整校准档案、合同、联系人与打款资料。
 15 8 * * * root /usr/bin/flock -w 3600 /run/caiwu-upstream-sync.lock /usr/bin/docker exec -u www-data caiwu_app php artisan business-mirror:sync-supplier-management --quiet >/dev/null 2>&1
-# 退款待确认四张镜像每天 06:00 在独立批容器完整跑完一轮，确保 10:00 前完成。
+# 退款待确认四张基础镜像每天 06:00 在独立批容器完整跑完一轮，确保 10:00 前完成；
+# 当前退款状态在上面的分钟任务中优先增量刷新。
 0 6 * * * root /bin/sh /opt/caiwuxitong/run-finance-batch.sh business-mirror:sync-tables --daily-only --max-batches=0 --quiet >/dev/null 2>&1
 */2 * * * * root /usr/bin/flock -n /run/caiwu-esign-polling.lock /usr/bin/docker exec -u www-data caiwu_app php artisan esign:poll-signatures --quiet >/dev/null 2>&1
 # 财务台账：每天 02:30 同步 AI 库动账并重算流水；10:30 生成前一晚店铺余额快照。
diff --git a/docs/上游业务镜像清单.md b/docs/上游业务镜像清单.md
index 61dbe293..da844ee3 100644
--- a/docs/上游业务镜像清单.md
+++ b/docs/上游业务镜像清单.md
@@ -78,7 +78,7 @@
 
 售后（退货退款）页面及其导出共同读取上述两套售后主单、各自商品明细与店铺镜像，按 `as_date` 筛选。原售后资料优先；退款清单按 `as_id`、或非空的 `(shop_id, outer_as_id)` 排除已存在的业务单。无商品明细的主单仍显示，商品数量、明细金额及成本留空；店铺平台无法唯一确认时标为“待确认”，不推断平台。两个来源的订单关联不得混用。订单号筛选按完整内部订单号、线上订单号或平台售后单号精确查询，避免长文本标识的全表扫描；店铺和商品仍支持包含搜索。分页先限制各来源的候选主单及行标识，再加载当前页明细；导出使用同一筛选及稳定游标。
 
-“退款待确认”复用同一套售后查询，并用 `dbo.jst_refund_view` 的当前 `as_id => status/shop_status` 覆盖报表副本里的旧状态后固定筛选 `status=WaitConfirm`、`shop_status=SUCCESS`；页面分别显示为“待确认”和“退款成功”。覆盖表只保留 2026-10-01 起的当前状态字段，按 `as_id` 建立索引并每日同步。筛选与导出始终保留该固定条件。
+“退款待确认”复用同一套售后查询，并用 `dbo.jst_refund_view` 的当前 `as_id => status/shop_status` 覆盖报表副本里的旧状态后固定筛选 `status=WaitConfirm`、`shop_status=SUCCESS`；页面分别显示为“待确认”和“退款成功”。覆盖表只保留 2026-10-01 起的当前状态字段，按 `as_id` 建立索引并按分钟增量同步，使用 1 小时重叠窗口和每周全量校准。筛选与导出始终保留该固定条件。
 
 `jst_returnAndRefundItem` 没有更新时间，除按 `Id` 追加外，每 168 小时通过现有调度分批执行可续传全量校准，覆盖历史编号变化及删除；全量完成后才清理上一代残留。人工历史校准前须备份相关镜像、目录及同步状态，并持有生产上游同步互斥锁。退款清单两表继续按 `local_updated` 使用重叠增量，不新建重复镜像。
 
@@ -119,7 +119,7 @@
 供应商管理保留现有后台轮转刷新，同时每天北京时间 08:15 通过 `business-mirror:sync-supplier-management` 顺序完整校准供应商档案（含易签宝账号）、合同、联系人和打款资料。生产任务使用现有上游同步锁和 `www-data`，有其他同步占用时排队执行；每批沿用现有行数限制，直到四个数据集分别完成，失败记录在原镜像同步状态中。固定任务随正式发布安装，页面继续显示最近同步时间。
 
 1. 首次全量只能通过 `business-mirror:sync-tables <dataset> --full` 显式启动；失败或中断后使用同一命令继续。
-2. 日常任务只处理已经完成首次全量的数据集。存在可靠更新时间的表使用 48 小时重叠窗口；没有可靠更新时间的表按稳定主键追加。`rpt.jst_sku` 由普通商品专用任务每分钟优先处理，每轮默认最多 5 批、每批 1000 行，不再参加通用数据集轮转。
+2. 日常任务只处理已经完成首次全量的数据集。存在可靠更新时间的表默认使用 48 小时重叠窗口；退款当前状态使用 1 小时重叠窗口并每分钟刷新；没有可靠更新时间的表按稳定主键追加。`rpt.jst_sku` 由普通商品专用任务每分钟优先处理，每轮默认最多 5 批、每批 1000 行，不再参加通用数据集轮转。
 3. 全量校准使用新的同步代次，只有全部完成后才删除镜像中本轮未出现的旧行，因此中途失败不会清空当前可用数据。
 4. 普通商品在最近完整校准超过 168 小时后，于周日 02:00-08:00 低峰窗口启动全量校准；一旦启动，后续每分钟从稳定游标继续，直至完整结束。首次全量由 Codex 备份后自主执行，定时任务保持既有初始化开关。
 5. 除专用数据集外，通用任务每轮默认只处理 1 个数据集、每个数据集 2 批，每批 500 行，避免同时压迫两个旧系统。
diff --git a/modules/EcommerceFinance/Services/BusinessMirrorSynchronizer.php b/modules/EcommerceFinance/Services/BusinessMirrorSynchronizer.php
index fb594b32..010ee162 100644
--- a/modules/EcommerceFinance/Services/BusinessMirrorSynchronizer.php
+++ b/modules/EcommerceFinance/Services/BusinessMirrorSynchronizer.php
@@ -411,7 +411,11 @@ class BusinessMirrorSynchronizer
             return [Carbon::parse((string) $state['window_started_at']), Carbon::parse((string) $state['window_ends_at'])];
         }
 
-        $overlap = max((int) config('upstream_mirrors.table_sync.overlap_hours', 48), 1);
+        $overlap = max((int) $this->datasets->definitionValue(
+            $dataset->key(),
+            'overlap_hours',
+            config('upstream_mirrors.table_sync.overlap_hours', 48),
+        ), 1);
         $last = Carbon::parse((string) ($state['last_succeeded_at'] ?? now()->subHours($overlap)));
 
         return [$last->subHours($overlap), now()->addSecond()];
diff --git a/modules/EcommerceFinance/Services/RefundPendingSyncStatus.php b/modules/EcommerceFinance/Services/RefundPendingSyncStatus.php
index adab2a19..532c6fc1 100644
--- a/modules/EcommerceFinance/Services/RefundPendingSyncStatus.php
+++ b/modules/EcommerceFinance/Services/RefundPendingSyncStatus.php
@@ -131,8 +131,8 @@ class RefundPendingSyncStatus
             'state' => $running ? 'syncing' : 'healthy',
             'title' => $running ? '退款待确认正在同步' : '退款待确认同步正常',
             'message' => $running
-                ? '每日同步正在执行，完成后会自动更新。'
-                : '每日 06:00 自动同步，10:00 前完成。',
+                ? '退款镜像正在同步，完成后会自动更新。'
+                : '基础退款镜像每日 06:00 同步，当前退款状态每分钟刷新。',
             'last_succeeded_at' => $this->latest($successTimes),
             'last_attempted_at' => $this->latest($attemptTimes),
             'issues' => [],
diff --git a/tests/Feature/Console/BusinessMirrorScheduleTest.php b/tests/Feature/Console/BusinessMirrorScheduleTest.php
index 9c63ada9..a3ad6721 100644
--- a/tests/Feature/Console/BusinessMirrorScheduleTest.php
+++ b/tests/Feature/Console/BusinessMirrorScheduleTest.php
@@ -23,8 +23,15 @@ class BusinessMirrorScheduleTest extends TestCase
             'operations_replica.rpt.jst_returnAndRefundItem',
             'operations_replica.rpt.jst_qmcust_refundlist',
             'operations_replica.rpt.jst_qmcust_refundlist_item',
-            'jiansun.dbo.jst_refund_view',
         ], config('upstream_mirrors.table_sync.daily_datasets'));
+        $this->assertContains(
+            'jiansun.dbo.jst_refund_view',
+            config('upstream_mirrors.table_sync.dedicated_datasets'),
+        );
+        $this->assertSame(
+            1,
+            config('upstream_mirrors.datasets')['jiansun.dbo.jst_refund_view']['overlap_hours'] ?? null,
+        );
     }
 
     public function test_stale_source_does_not_block_healthy_datasets_and_reports_failure(): void
diff --git a/tests/Unit/Deployment/BusinessMirrorScheduleTest.php b/tests/Unit/Deployment/BusinessMirrorScheduleTest.php
index 975af505..1d05a916 100644
--- a/tests/Unit/Deployment/BusinessMirrorScheduleTest.php
+++ b/tests/Unit/Deployment/BusinessMirrorScheduleTest.php
@@ -59,6 +59,11 @@ class BusinessMirrorScheduleTest extends TestCase
             $minuteLine = $minuteLines[0] ?? null;
             $this->assertIsString($minuteLine, $script);
             $this->assertStringNotContainsString('business-mirror:sync-store-report', $minuteLine, $script);
+            $statusPosition = strpos($minuteLine, 'business-mirror:sync-tables jiansun.dbo.jst_refund_view --quiet');
+            $catalogPosition = strpos($minuteLine, 'business-mirror:sync-product-catalog --quiet');
+            $this->assertNotFalse($statusPosition, $script);
+            $this->assertNotFalse($catalogPosition, $script);
+            $this->assertLessThan($catalogPosition, $statusPosition, $script);
             $this->assertStringContainsString('docker exec -u www-data caiwu_app', $contents, $script);
             $this->assertStringContainsString('/run/caiwu-upstream-sync.lock', $contents, $script);
             $this->assertStringContainsString("CRON_TZ=Asia/Shanghai\n", $contents, $script);
diff --git a/tests/Unit/EcommerceFinance/BusinessMirrorSynchronizerTest.php b/tests/Unit/EcommerceFinance/BusinessMirrorSynchronizerTest.php
index e6ba843e..2f7aaed8 100644
--- a/tests/Unit/EcommerceFinance/BusinessMirrorSynchronizerTest.php
+++ b/tests/Unit/EcommerceFinance/BusinessMirrorSynchronizerTest.php
@@ -252,6 +252,31 @@ class BusinessMirrorSynchronizerTest extends TestCase
         }
     }
 
+    public function test_incremental_sync_can_use_a_dataset_specific_overlap_window(): void
+    {
+        config([
+            'upstream_mirrors.datasets.test.dbo.records.overlap_hours' => 1,
+            'app.timezone' => 'Asia/Shanghai',
+        ]);
+        \Illuminate\Support\Carbon::setTestNow('2026-08-15 12:30:00');
+
+        try {
+            $this->query->batches = [[
+                ['Id' => 1, 'updateTime' => '2026-08-15 10:00:00', 'displayName' => '初始'],
+            ]];
+            $this->synchronizer->sync('test.dbo.records', true, 10, 1);
+
+            $this->query->calls = [];
+            $this->query->batches = [[]];
+            $this->synchronizer->sync('test.dbo.records', false, 10, 1);
+
+            $this->assertSame('2026-08-15T11:30:00.000', $this->query->calls[0]['bindings'][0]);
+            $this->assertSame('2026-08-15T12:30:01.000', $this->query->calls[0]['bindings'][1]);
+        } finally {
+            \Illuminate\Support\Carbon::setTestNow();
+        }
+    }
+
     public function test_key_first_incremental_read_preserves_filters_projection_and_resume_keys(): void
     {
         $this->query->batches = [[['Id' => 1, 'updateTime' => '2026-08-14 10:00:00', 'displayName' => '旧值']]];
diff --git a/tests/Unit/EcommerceFinance/RefundPendingSyncStatusTest.php b/tests/Unit/EcommerceFinance/RefundPendingSyncStatusTest.php
index 63cc8619..bd67b84d 100644
--- a/tests/Unit/EcommerceFinance/RefundPendingSyncStatusTest.php
+++ b/tests/Unit/EcommerceFinance/RefundPendingSyncStatusTest.php
@@ -64,6 +64,21 @@ class RefundPendingSyncStatusTest extends TestCase
         $this->assertCount(5, $status['issues']);
     }
 
+    public function test_healthy_message_describes_realtime_status_refresh(): void
+    {
+        $states = $this->states();
+        foreach ($states as &$state) {
+            $state['last_attempted_at'] = '2026-11-04 10:29:00';
+            $state['last_succeeded_at'] = '2026-11-04 10:29:00';
+        }
+        unset($state);
+
+        $status = $this->service($states)->current(Carbon::parse('2026-11-04 10:30:00'));
+
+        $this->assertSame('healthy', $status['state']);
+        $this->assertSame('基础退款镜像每日 06:00 同步，当前退款状态每分钟刷新。', $status['message']);
+    }
+
     /** @param array<string,array<string,mixed>> $states */
     private function service(array $states): RefundPendingSyncStatus
     {