diff --git a/app/Console/Kernel.php b/app/Console/Kernel.php
index e689ba38..be7cca20 100644
--- a/app/Console/Kernel.php
+++ b/app/Console/Kernel.php
@@ -110,12 +110,15 @@ class Kernel extends ConsoleKernel
             $schedule->command('jushuitan:sync-shipping --days=40')
                 ->dailyAt('01:28')
                 ->withoutOverlapping(300)
+                ->appendOutputTo(storage_path('logs/jst-sync-shipping.log'))
                 ->runInBackground();
-            // 凌晨副本库最近一两天的订单/商品明细常未到齐(视图、订单商品表滞后)，
-            // 早上再拉一次最近 3 天，补齐凌晨只写入单号、缺商品明细的包裹。
+            // 凌晨副本库最近一两天的商品明细常未到齐(出库单常在发货次日下午才确认，视图随后才有商品)；
+            // 白天副本库负载高、查询常超时断开，补拉放到晚上：每天 21:28 再拉最近 3 天，
+            // 补齐凌晨只写入单号、缺商品明细的包裹。
             $schedule->command('jushuitan:sync-shipping --days=3')
-                ->dailyAt('07:28')
+                ->dailyAt('21:28')
                 ->withoutOverlapping(120)
+                ->appendOutputTo(storage_path('logs/jst-sync-shipping.log'))
                 ->runInBackground();
         }
 
diff --git a/modules/EcommerceFinance/Services/Jushuitan/ShippingReplicaSynchronizer.php b/modules/EcommerceFinance/Services/Jushuitan/ShippingReplicaSynchronizer.php
index f55fdfe8..218aca7d 100644
--- a/modules/EcommerceFinance/Services/Jushuitan/ShippingReplicaSynchronizer.php
+++ b/modules/EcommerceFinance/Services/Jushuitan/ShippingReplicaSynchronizer.php
@@ -1115,6 +1115,7 @@ class ShippingReplicaSynchronizer
     private function emitPackage(int $pkgId, array $pkg, array $items, array $skus, array $freight, string $so, ?string $tracking, $now, bool $auto = false): int
     {
         $items = array_values(array_filter($items, fn ($it) => ! $this->isPricePatch($it['name'] ?? null)));
+        $items = $this->dropZeroQtyPlaceholders($items);
         $n = count($items);
         $tk = ltrim(trim((string) ($tracking ?? '')), '@');
         if ($tk !== '') {
@@ -2458,17 +2459,49 @@ class ShippingReplicaSynchronizer
         return $payload;
     }
 
+    /** jst_oms_shipping 文本列长度上限：上游偶有超长值(如组合装商品ID)，超长截断而不是整批写入失败。 */
+    private const COLUMN_LIMITS = [
+        'express_no' => 64, 'trade_no' => 64, 'item_id' => 64, 'barcode' => 128, 'product_name' => 512,
+        'receiver_state' => 64, 'receiver_city' => 64, 'receiver_district' => 64, 'receiver_name' => 128,
+        'receiver_mobile' => 64, 'receiver_phone' => 64, 'shop_name' => 255, 'express_name1' => 128,
+        'express_name2' => 128, 'warehouse_name' => 128, 'supplier_name' => 128, 'platform' => 64,
+        'product_code' => 128, 'pkg_count' => 32, 'm_name' => 500,
+    ];
+
     private function cleanPayload(array $data): array
     {
         foreach ($data as $k => $v) {
             if (is_string($v)) {
-                $data[$k] = $this->cleanStr($v);
+                $v = $this->cleanStr($v);
+                $limit = self::COLUMN_LIMITS[$k] ?? null;
+                if ($limit !== null && mb_strlen($v) > $limit) {
+                    $v = mb_substr($v, 0, $limit);
+                }
+                $data[$k] = $v;
             }
         }
 
         return $data;
     }
 
+    /**
+     * 订单商品表里平台原始商品行(数量 0、金额 0)并没有实际出库，聚水潭工作平台也不显示；
+     * 包裹已有实发商品时不写入这类行，避免多出一个"条码"(其实是平台商品编号)。
+     *
+     * @param list<array<string,mixed>> $items
+     * @return list<array<string,mixed>>
+     */
+    private function dropZeroQtyPlaceholders(array $items): array
+    {
+        $zero = static fn ($v): bool => $v !== null && $v !== '' && is_numeric($v) && (float) $v == 0.0;
+        $placeholder = static fn (array $it): bool => $zero($it['qty'] ?? null)
+            && (($it['amount'] ?? null) === null || ($it['amount'] ?? null) === '' || $zero($it['amount']));
+        $keep = array_values(array_filter($items, static fn (array $it): bool => ! $placeholder($it)));
+        $hasShipped = array_filter($keep, static fn (array $it): bool => is_numeric($it['qty'] ?? null) && (float) $it['qty'] > 0);
+
+        return ($hasShipped !== [] && count($keep) < count($items)) ? $keep : $items;
+    }
+
     private function cleanStr(string $v): string
     {
         $v = str_replace("\0", '', $v);
diff --git a/tests/Unit/EcommerceFinance/ShippingReplicaSynchronizerTest.php b/tests/Unit/EcommerceFinance/ShippingReplicaSynchronizerTest.php
index 41fafcc6..2a1fa97d 100644
--- a/tests/Unit/EcommerceFinance/ShippingReplicaSynchronizerTest.php
+++ b/tests/Unit/EcommerceFinance/ShippingReplicaSynchronizerTest.php
@@ -1388,6 +1388,52 @@ class ShippingReplicaSynchronizerTest extends TestCase
         $this->assertSame('江苏省', $db->table('jst_oms_shipping')->where('source_id', 6000)->value('receiver_state'));
     }
 
+    public function test_zero_quantity_order_item_placeholder_is_dropped_when_package_has_shipped_items(): void
+    {
+        $factory = $this->createMock(UpstreamReadOnlyQueryFactory::class);
+        $factory->method('forSource')->willReturn($this->createMock(UpstreamReadOnlyQuery::class));
+        $synchronizer = new ShippingReplicaSynchronizer($factory);
+        $method = new \ReflectionMethod($synchronizer, 'dropZeroQtyPlaceholders');
+        $method->setAccessible(true);
+
+        $items = [
+            ['id' => 4343977, 'sku' => '923141324442', 'shopid' => '3780268746917151177', 'qty' => 0, 'amount' => '0.00'],
+            ['id' => 4344020, 'sku' => 'CBZ000216N1071V01', 'shopid' => '3780268746917151177', 'qty' => 1, 'amount' => '81.66'],
+        ];
+        $kept = $method->invoke($synchronizer, $items);
+        $this->assertCount(1, $kept);
+        $this->assertSame('CBZ000216N1071V01', $kept[0]['sku']);
+
+        // 只有占位行时保持原样(不把包裹变成无商品)
+        $onlyZero = [['id' => 1, 'sku' => 'X', 'qty' => 0, 'amount' => 0]];
+        $this->assertSame($onlyZero, $method->invoke($synchronizer, $onlyZero));
+
+        // 数量未知(null)的行不当作占位行
+        $unknownQty = [['id' => 2, 'sku' => 'A', 'qty' => null, 'amount' => null], ['id' => 3, 'sku' => 'B', 'qty' => 1, 'amount' => 5]];
+        $this->assertCount(2, $method->invoke($synchronizer, $unknownQty));
+
+        // 数量 0 但有金额的行保留
+        $paidZero = [['id' => 4, 'sku' => 'A', 'qty' => 0, 'amount' => 3.5], ['id' => 5, 'sku' => 'B', 'qty' => 1, 'amount' => 5]];
+        $this->assertCount(2, $method->invoke($synchronizer, $paidZero));
+    }
+
+    public function test_overlong_text_values_are_truncated_to_column_limits(): void
+    {
+        $factory = $this->createMock(UpstreamReadOnlyQueryFactory::class);
+        $factory->method('forSource')->willReturn($this->createMock(UpstreamReadOnlyQuery::class));
+        $synchronizer = new ShippingReplicaSynchronizer($factory);
+        $method = new \ReflectionMethod($synchronizer, 'cleanPayload');
+        $method->setAccessible(true);
+
+        $itemId = 'JST15438196_14138566_ZH-GBSFY-YMJ011901AN1403V01-1-GBSFY-YMJ011901BN1403V01-1';
+        $this->assertGreaterThan(64, mb_strlen($itemId));
+        $out = $method->invoke($synchronizer, ['item_id' => $itemId, 'barcode' => 'ABC', 'qty' => 2]);
+        $this->assertSame(64, mb_strlen($out['item_id']));
+        $this->assertSame(mb_substr($itemId, 0, 64), $out['item_id']);
+        $this->assertSame('ABC', $out['barcode']);
+        $this->assertSame(2, $out['qty']);
+    }
+
     private function setScanBatchLimit(ShippingReplicaSynchronizer $synchronizer, string $property, int $limit): void
     {
         $reflection = new \ReflectionProperty($synchronizer, $property);