diff --git a/modules/EcommerceFinance/Repositories/OrderDataMirrorRepository.php b/modules/EcommerceFinance/Repositories/OrderDataMirrorRepository.php
index 39718592..faa5d911 100644
--- a/modules/EcommerceFinance/Repositories/OrderDataMirrorRepository.php
+++ b/modules/EcommerceFinance/Repositories/OrderDataMirrorRepository.php
@@ -99,36 +99,19 @@ class OrderDataMirrorRepository
         }
         if (($filters['sku_id'] ?? '') !== '') {
             $needle = $this->contains((string) $filters['sku_id']);
-            $query->where(function (Builder $items) use ($needle): void {
-                $items->whereRaw("c.item_id LIKE ? ESCAPE '!'", [$needle])
-                    ->orWhereExists(function (Builder $mapping) use ($needle): void {
-                        $mapping->selectRaw('1')->from('ops_jst_sku_map as filter_map')
-                            ->whereColumn('filter_map.shop_i_id', 'c.item_id')
-                            ->where(function (Builder $codes) use ($needle): void {
-                                $codes->whereRaw("filter_map.sku_id LIKE ? ESCAPE '!'", [$needle])
-                                    ->orWhereRaw("filter_map.i_id LIKE ? ESCAPE '!'", [$needle])
-                                    ->orWhereRaw("filter_map.shop_sku_id LIKE ? ESCAPE '!'", [$needle]);
-                            });
-                    });
-            });
+            // jst_skumap 的业务编码是 LONGTEXT 且有两千多万行，不能在页面
+            // 请求中做模糊关联；推广账单自身的 item_id 是稳定可筛选字段。
+            $query->whereRaw("c.item_id LIKE ? ESCAPE '!'", [$needle]);
         }
         $rows = $query->select(['c.shop_name', 'c.item_id as shop_style_code', 'c.push_fee as promotion_fee'])
             ->orderByDesc('c.push_fee')->orderBy('c.shop_name')->orderBy('c.item_id')
             ->offset((max($page, 1) - 1) * $limit)->limit($limit + 1)
             ->get()->map(static fn (object $row): array => (array) $row)->all();
-        $itemIds = array_values(array_unique(array_filter(array_column($rows, 'shop_style_code'))));
-        $mappings = $itemIds === [] ? collect() : $this->connection->table('ops_jst_sku_map as m')
-            ->leftJoin('ops_jst_shop_info as shop', 'shop.shop_id', '=', 'm.shop_id')
-            ->whereIn('m.shop_i_id', $itemIds)->orderByDesc('m.modified')
-            ->get(['m.shop_i_id', 'm.sku_id', 'm.i_id', 'm.shop_sku_id', 'm.properties_value', 'shop.shop_name'])
-            ->groupBy('shop_i_id');
         foreach ($rows as &$row) {
-            $candidates = $mappings->get($row['shop_style_code'], collect());
-            $mapping = $candidates->firstWhere('shop_name', $row['shop_name']) ?? $candidates->first();
-            $row['product_code'] = $mapping->sku_id ?? null;
-            $row['style_code'] = $mapping->i_id ?? null;
-            $row['shop_product_code'] = $mapping->shop_sku_id ?? null;
-            $row['online_color_spec'] = $mapping->properties_value ?? null;
+            $row['product_code'] = null;
+            $row['style_code'] = null;
+            $row['shop_product_code'] = $row['shop_style_code'];
+            $row['online_color_spec'] = null;
             $row['promotion_fee'] = round((float) $row['promotion_fee'], 2);
         }
         unset($row);
diff --git a/tests/Unit/EcommerceFinance/OrderDataMirrorRepositoryTest.php b/tests/Unit/EcommerceFinance/OrderDataMirrorRepositoryTest.php
index 15533bf9..8ee0879b 100644
--- a/tests/Unit/EcommerceFinance/OrderDataMirrorRepositoryTest.php
+++ b/tests/Unit/EcommerceFinance/OrderDataMirrorRepositoryTest.php
@@ -79,19 +79,13 @@ class OrderDataMirrorRepositoryTest extends TestCase
         $this->assertNull($row['account_8001201']);
     }
 
-    public function test_promotion_expenses_read_the_shared_statistics_and_sku_mapping(): void
+    public function test_promotion_expenses_use_the_bill_item_without_scanning_the_large_sku_map(): void
     {
         $db = DB::connection('business_mirror');
         $db->table('ops_item_sales_cost_ratio')->insert([
             'stat_date' => '2026-08-09 00:00:00', 'shop_name' => '京东店铺',
             'item_id' => 'ITEM-1', 'push_fee' => 9.05,
         ]);
-        $db->table('ops_jst_shop_info')->insert(['shop_id' => 8, 'shop_name' => '京东店铺']);
-        $db->table('ops_jst_sku_map')->insert([
-            'shop_i_id' => 'ITEM-1', 'shop_id' => 8, 'sku_id' => 'SKU-1',
-            'i_id' => 'STYLE-1', 'shop_sku_id' => 'SHOP-SKU-1',
-            'properties_value' => '黑色', 'modified' => '2026-08-09 10:00:00',
-        ]);
         $mirror = Mockery::mock(GenericBusinessMirrorRepository::class);
         $mirror->shouldReceive('connection')->andReturn($db);
         $repository = new OrderDataMirrorRepository(
@@ -103,7 +97,8 @@ class OrderDataMirrorRepositoryTest extends TestCase
         ], 1, 25);
 
         $this->assertSame('2026-08-09', $result['date']);
-        $this->assertSame('SKU-1', $result['rows'][0]['product_code']);
+        $this->assertNull($result['rows'][0]['product_code']);
+        $this->assertSame('ITEM-1', $result['rows'][0]['shop_product_code']);
         $this->assertSame(9.05, $result['rows'][0]['promotion_fee']);
     }