diff --git a/.phpunit.result.cache b/.phpunit.result.cache
index 1231bd0..e900824 100644
--- a/.phpunit.result.cache
+++ b/.phpunit.result.cache
@@ -1 +1 @@
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\ No newline at end of file
+{"version":2,"defects":{"Tests\\Feature\\ProductPriceTest::test_product_list_returns_price_for_store_level":8,"Tests\\Feature\\ProductPriceTest::test_store_without_level_is_rejected":8,"Tests\\Feature\\ProductPriceTest::test_batch_price_updates_and_notifies_affected_stores":7,"Tests\\Feature\\ProductPriceTest::test_price_matrix_structure":8,"Tests\\Feature\\StoreOrderTest::test_place_order_snapshots_level_price_and_recalculates":8,"Tests\\Feature\\StoreOrderTest::test_client_supplied_amount_is_ignored":8,"Tests\\Feature\\StoreOrderTest::test_product_without_level_price_rejected":8,"Tests\\Feature\\StoreOrderTest::test_cancel_only_pending_orders":8,"Tests\\Feature\\StoreOrderTest::test_summarized_order_cannot_be_cancelled":8,"Tests\\Feature\\StoreOrderTest::test_order_data_isolated_between_stores":8,"Tests\\Feature\\PurchaseGenerateTest::test_generate_aggregates_orders_by_product":7,"Tests\\Feature\\PurchaseGenerateTest::test_generate_writes_back_order_status":7,"Tests\\Feature\\PurchaseGenerateTest::test_generate_without_pending_orders_fails":8,"Tests\\Feature\\PurchaseGenerateTest::test_generate_is_idempotent":7,"Tests\\Feature\\AllocationTest::test_allocation_conserves_amount_with_tail_correction":7,"Tests\\Feature\\AllocationTest::test_allocation_follows_order_ratio":7,"Tests\\Feature\\AllocationTest::test_allocation_is_idempotent":7,"Tests\\Feature\\AllocationTest::test_allocation_rejected_without_actual_amount":8,"Tests\\Feature\\MiniAuthTest::test_login_creates_user_and_issues_token":7,"Tests\\Feature\\MiniAuthTest::test_phone_binding_matches_store":8,"Tests\\Feature\\MiniAuthTest::test_phone_no_match_stays_pending":8,"Tests\\Feature\\ExportTest::test_export_xlsx_with_encoded_chinese_filename":7,"Tests\\Feature\\CartTest::test_list_with_prices_amounts_and_totals":7,"Tests\\Feature\\CartTest::test_list_marks_off_shelf_item_unbuyable":7,"Tests\\Feature\\DebugCartListTest::test_dump_cart_list_response":5,"Tests\\Feature\\ProductCostPriceTest::test_create_product_with_cost_and_percent_pricing":7,"Tests\\Feature\\ProductCostPriceTest::test_create_percent_row_without_percent_fails":7,"Tests\\Feature\\ProductCostPriceTest::test_batch_price_cost_only_notifies_percent_level_stores":7,"Tests\\Feature\\ProductCostPriceTest::test_batch_price_empty_row_rejected":7,"Tests\\Feature\\MiniAuthTest::test_disabled_user_cannot_login":8,"Tests\\Feature\\MiniAuthTest::test_mini_token_cannot_access_admin_api":8,"Tests\\Feature\\ProductCostPriceTest::test_batch_price_percent_row_update":7,"Tests\\Feature\\ProductCostPriceTest::test_batch_price_mixed_row_updates_cost_and_level":7,"Tests\\Feature\\ReconciliationTest::test_build_creates_reconciliation_items":8,"Tests\\Feature\\ReconciliationTest::test_build_filters_by_supplier":8,"Tests\\Feature\\ReconciliationTest::test_update_item_recalculates_diff_and_header":8,"Tests\\Feature\\ReconciliationTest::test_toggle_reconciled_flag":8,"Tests\\Feature\\ReconciliationTest::test_settle_creates_settlements_per_store":8,"Tests\\Feature\\ProductCostPriceTest::test_mini_list_returns_actual_price_without_cost_price":8,"Tests\\Feature\\ProductCostPriceTest::test_mini_order_uses_actual_price_for_percent_row":8,"Tests\\Feature\\ProductCostPriceTest::test_mini_cart_uses_actual_price_for_percent_row":8,"Tests\\Feature\\StoreOrderTest::test_container_update_recalculates_amounts":8,"Tests\\Feature\\StoreOrderTest::test_container_update_allowed_in_editable_statuses":8,"Tests\\Feature\\StoreOrderTest::test_container_update_rejected_in_other_statuses":8,"Tests\\Feature\\StoreOrderTest::test_container_update_heals_legacy_product_amount":8,"Tests\\Feature\\StoreOrderTest::test_container_update_validates_negative_numbers":8,"Tests\\Feature\\StoreOrderItemTest::test_sync_item_rejected_when_product_deleted":7,"Tests\\Feature\\StoreOrderItemTest::test_order_list_search_by_product_name":7,"Tests\\Feature\\PurchaseEditTest::test_detail_returns_store_matrix":7,"Tests\\Feature\\PurchaseEditTest::test_update_cell_syncs_order_item_and_totals":7,"Tests\\Feature\\PurchaseEditTest::test_update_row_cost_syncs_all_order_items":7,"Tests\\Feature\\PurchaseEditTest::test_update_row_weight_distributed_by_quantity":7,"Tests\\Feature\\PurchaseEditTest::test_update_row_syncs_product_attributes":7,"Tests\\Feature\\PurchaseGenerateTest::test_generate_aggregates_order_items_into_header":7,"Tests\\Feature\\ExportTest::test_export_category_filters_to_vegetables":7,"Tests\\Feature\\ExportTest::test_export_pdf":7,"Tests\\Feature\\PurchaseEditTest::test_update_row_does_not_touch_manual_weight":7,"Tests\\Feature\\PurchaseEditTest::test_update_row_syncs_to_product_catalog":7,"Tests\\Feature\\PurchaseEditTest::test_update_cell_weight_cascades_totals":7,"Tests\\Feature\\PurchaseEditTest::test_cell_sync_refreshes_snapshot_and_cascades":7,"Tests\\Feature\\PurchaseEditTest::test_edits_rejected_when_purchase_completed":7,"Tests\\Feature\\StoreOrderItemTest::test_update_item_recalculates_order_totals":7,"Tests\\Feature\\StoreOrderItemTest::test_update_item_validates_negative_price":7,"Tests\\Feature\\StoreOrderItemTest::test_sync_item_updates_snapshot_from_product":7,"Tests\\Feature\\StoreOrderItemTest::test_sync_item_recalculates_percent_price_with_latest_cost":7,"Tests\\Feature\\PurchaseEditTest::test_cell_detail_returns_items_with_order_info":8},"times":{"Tests\\Feature\\ExampleTest::test_the_application_returns_a_successful_response":0.003,"Tests\\Feature\\ProductPriceTest::test_product_list_returns_price_for_store_level":0.011,"Tests\\Feature\\ProductPriceTest::test_store_without_level_is_rejected":0.007,"Tests\\Feature\\ProductPriceTest::test_batch_price_updates_and_notifies_affected_stores":0.01,"Tests\\Feature\\ProductPriceTest::test_price_matrix_structure":0.007,"Tests\\Feature\\StoreOrderTest::test_place_order_snapshots_level_price_and_recalculates":0.007,"Tests\\Feature\\StoreOrderTest::test_client_supplied_amount_is_ignored":0.007,"Tests\\Feature\\StoreOrderTest::test_product_without_level_price_rejected":0.018,"Tests\\Feature\\StoreOrderTest::test_cancel_only_pending_orders":0.01,"Tests\\Feature\\StoreOrderTest::test_summarized_order_cannot_be_cancelled":0.009,"Tests\\Feature\\StoreOrderTest::test_order_data_isolated_between_stores":0.011,"Tests\\Feature\\PurchaseGenerateTest::test_generate_aggregates_orders_by_product":0.028,"Tests\\Feature\\PurchaseGenerateTest::test_generate_writes_back_order_status":0.018,"Tests\\Feature\\PurchaseGenerateTest::test_generate_without_pending_orders_fails":0.006,"Tests\\Feature\\PurchaseGenerateTest::test_generate_is_idempotent":0.019,"Tests\\Feature\\AllocationTest::test_allocation_conserves_amount_with_tail_correction":0.076,"Tests\\Feature\\AllocationTest::test_allocation_follows_order_ratio":0.022,"Tests\\Feature\\AllocationTest::test_allocation_is_idempotent":0.028,"Tests\\Feature\\AllocationTest::test_allocation_rejected_without_actual_amount":0.021,"Tests\\Feature\\DebugGenerateTest::test_debug_generate":0.047,"Tests\\Feature\\ReconciliationTest::test_build_creates_reconciliation_items":0.019,"Tests\\Feature\\ReconciliationTest::test_build_filters_by_supplier":0.022,"Tests\\Feature\\ReconciliationTest::test_update_item_recalculates_diff_and_header":0.019,"Tests\\Feature\\ReconciliationTest::test_toggle_reconciled_flag":0.02,"Tests\\Feature\\ReconciliationTest::test_settle_creates_settlements_per_store":0.036,"Tests\\Feature\\StatementTest::test_generate_snapshots_payment_cycle":0.011,"Tests\\Feature\\StatementTest::test_statement_isolated_between_stores":0.013,"Tests\\Feature\\StatementTest::test_generate_excludes_cancelled_and_used_items":0.016,"Tests\\Feature\\MiniAuthTest::test_login_creates_user_and_issues_token":0.056,"Tests\\Feature\\MiniAuthTest::test_disabled_user_cannot_login":0.003,"Tests\\Feature\\MiniAuthTest::test_phone_binding_matches_store":0.005,"Tests\\Feature\\MiniAuthTest::test_phone_no_match_stays_pending":0.001,"Tests\\Feature\\MiniAuthTest::test_sys_token_cannot_access_mini":0.005,"Tests\\Feature\\MiniAuthTest::test_mini_token_cannot_access_admin_api":0.004,"Tests\\Feature\\ExportTest::test_export_xlsx_with_encoded_chinese_filename":0.076,"Tests\\Feature\\ExportTest::test_export_category_filters_to_vegetables":0.021,"Tests\\Feature\\ExportTest::test_export_pdf":0.015,"Tests\\Feature\\ExportTest::test_export_invalid_format_rejected":0.016,"Tests\\Feature\\ExportTest::test_export_requires_export_permission":0.016,"Tests\\Unit\\ExampleTest::test_that_true_is_true":0.001,"Tests\\Feature\\MiniAuthTest::test_login_fails_when_wechat_rejects_code":0.003,"Tests\\Feature\\CartTest::test_add_to_cart_succeeds":0.046,"Tests\\Feature\\CartTest::test_duplicate_add_merges_quantity":0.01,"Tests\\Feature\\CartTest::test_off_shelf_product_rejected":0.006,"Tests\\Feature\\CartTest::test_soft_deleted_product_rejected":0.006,"Tests\\Feature\\CartTest::test_product_without_level_price_rejected":0.006,"Tests\\Feature\\CartTest::test_unbound_user_rejected":0.01,"Tests\\Feature\\CartTest::test_store_without_level_rejected":0.006,"Tests\\Feature\\CartTest::test_list_with_prices_amounts_and_totals":0.01,"Tests\\Feature\\CartTest::test_list_marks_off_shelf_item_unbuyable":0.011,"Tests\\Feature\\CartTest::test_empty_cart_returns_empty_items":0.005,"Tests\\Feature\\CartTest::test_update_quantity":0.008,"Tests\\Feature\\CartTest::test_update_other_users_item_rejected":0.01,"Tests\\Feature\\CartTest::test_update_missing_item_rejected":0.008,"Tests\\Feature\\CartTest::test_invalid_quantity_rejected":0.006,"Tests\\Feature\\CartTest::test_delete_item":0.008,"Tests\\Feature\\CartTest::test_delete_other_users_item_rejected":0.009,"Tests\\Feature\\CartTest::test_clear_only_own_cart":0.014,"Tests\\Feature\\CartTest::test_unauthenticated_returns_401":0.002,"Tests\\Feature\\CartTest::test_cart_isolated_between_users":0.009,"Tests\\Feature\\DebugCartListTest::test_dump_cart_list_response":0.057,"Tests\\Feature\\ProductCostPriceTest::test_calc_actual_price_fixed_and_percent":0.001,"Tests\\Feature\\ProductCostPriceTest::test_calc_actual_price_edge_cases":0.001,"Tests\\Feature\\ProductCostPriceTest::test_admin_list_contains_cost_price_and_actual_price":0.009,"Tests\\Feature\\ProductCostPriceTest::test_mini_list_returns_actual_price_without_cost_price":0.007,"Tests\\Feature\\ProductCostPriceTest::test_create_product_with_cost_and_percent_pricing":0.009,"Tests\\Feature\\ProductCostPriceTest::test_create_percent_row_without_percent_fails":0.007,"Tests\\Feature\\ProductCostPriceTest::test_update_switches_fixed_to_percent":0.008,"Tests\\Feature\\ProductCostPriceTest::test_batch_price_cost_only_notifies_percent_level_stores":0.009,"Tests\\Feature\\ProductCostPriceTest::test_batch_price_percent_row_update":0.008,"Tests\\Feature\\ProductCostPriceTest::test_batch_price_mixed_row_updates_cost_and_level":0.008,"Tests\\Feature\\ProductCostPriceTest::test_batch_price_empty_row_rejected":0.007,"Tests\\Feature\\ProductCostPriceTest::test_price_matrix_includes_cost_and_percent_columns":0.007,"Tests\\Feature\\ProductCostPriceTest::test_mini_order_uses_actual_price_for_percent_row":0.007,"Tests\\Feature\\ProductCostPriceTest::test_mini_cart_uses_actual_price_for_percent_row":0.008,"Tests\\Feature\\PurchaseGenerateTest::test_generate_uses_min_actual_price_across_types":0.014,"Tests\\Feature\\ProductPriceTest::test_store_without_level_sees_products_without_price":0.006,"Tests\\Feature\\ProductPriceTest::test_unbound_user_can_browse_products_without_price_but_cannot_cart":0.009,"Tests\\Feature\\MiniAuthTest::test_login_issues_token_for_registered_user":0.01,"Tests\\Feature\\MiniAuthTest::test_login_rejects_unregistered_openid":0.003,"Tests\\Feature\\MiniAuthTest::test_register_binds_store_and_issues_token":0.011,"Tests\\Feature\\MiniAuthTest::test_register_rejects_unknown_store":0.002,"Tests\\Feature\\MiniAuthTest::test_register_rejects_duplicate_openid":0.003,"Tests\\Feature\\MiniStoreTest::test_info_returns_bound_store":0.004,"Tests\\Feature\\MiniStoreTest::test_update_info":0.005,"Tests\\Feature\\MiniStoreTest::test_update_info_ignores_readonly_fields":0.005,"Tests\\Feature\\MiniStoreTest::test_requires_bound_store":0.006,"Tests\\Feature\\MiniStoreTest::test_update_info_validates_length":0.005,"Tests\\Feature\\StoreOrderTest::test_container_update_recalculates_amounts":0.012,"Tests\\Feature\\StoreOrderTest::test_container_update_allowed_in_editable_statuses":0.022,"Tests\\Feature\\StoreOrderTest::test_container_update_rejected_in_other_statuses":0.019,"Tests\\Feature\\StoreOrderTest::test_container_update_heals_legacy_product_amount":0.02,"Tests\\Feature\\StoreOrderTest::test_container_update_validates_negative_numbers":0.014,"Tests\\Feature\\PurchaseGenerateTest::test_generate_without_accepted_orders_fails":0.011,"Tests\\Feature\\PurchaseGenerateTest::test_generate_with_selected_order_ids":0.021,"Tests\\Feature\\StoreOrderItemTest::test_place_order_snapshots_full_product_info":0.01,"Tests\\Feature\\StoreOrderItemTest::test_mini_detail_hides_cost_price":0.009,"Tests\\Feature\\StoreOrderItemTest::test_admin_detail_shows_cost_price_and_supplier":0.014,"Tests\\Feature\\StoreOrderItemTest::test_update_item_recalculates_order_totals":0.012,"Tests\\Feature\\StoreOrderItemTest::test_update_item_rejected_when_completed_or_cancelled":0.011,"Tests\\Feature\\StoreOrderItemTest::test_update_item_validates_negative_price":0.01,"Tests\\Feature\\StoreOrderItemTest::test_sync_item_updates_snapshot_from_product":0.013,"Tests\\Feature\\StoreOrderItemTest::test_sync_item_recalculates_percent_price_with_latest_cost":0.011,"Tests\\Feature\\StoreOrderItemTest::test_sync_item_rejected_when_product_deleted":0.01,"Tests\\Feature\\StoreOrderItemTest::test_order_list_search_by_product_name":0.017,"Tests\\Feature\\StoreOrderTest::test_soft_delete_only_cancelled_orders":0.019,"Tests\\Feature\\StoreOrderTest::test_soft_delete_rejected_for_non_cancelled_orders":0.042,"Tests\\Feature\\StoreOrderTest::test_soft_delete_twice_rejected":0.012,"Tests\\Feature\\PurchaseEditTest::test_detail_returns_store_matrix":0.021,"Tests\\Feature\\PurchaseEditTest::test_update_cell_syncs_order_item_and_totals":0.021,"Tests\\Feature\\PurchaseEditTest::test_update_row_cost_syncs_all_order_items":0.021,"Tests\\Feature\\PurchaseEditTest::test_update_row_weight_distributed_by_quantity":0.032,"Tests\\Feature\\PurchaseEditTest::test_update_row_requires_at_least_one_field":0.018,"Tests\\Feature\\PurchaseEditTest::test_update_cell_rejects_negative_quantity":0.018,"Tests\\Feature\\PurchaseGenerateTest::test_generate_aggregates_order_items_into_header":0.02,"Tests\\Feature\\ReconciliationTest::test_build_excludes_unfinished_orders":0.016,"Tests\\Feature\\PurchaseEditTest::test_update_row_syncs_product_attributes":0.021,"Tests\\Feature\\PurchaseEditTest::test_update_row_syncs_to_product_catalog":0.021,"Tests\\Feature\\PurchaseEditTest::test_cell_detail_returns_items_with_order_info":0.022,"Tests\\Feature\\PurchaseEditTest::test_cell_detail_rejects_missing_params":0.018,"Tests\\Feature\\PurchaseEditTest::test_update_cell_weight_cascades_totals":0.018,"Tests\\Feature\\PurchaseEditTest::test_cell_sync_refreshes_snapshot_and_cascades":0.011,"Tests\\Feature\\PurchaseEditTest::test_edits_rejected_when_purchase_completed":0.019,"Tests\\Feature\\PurchaseEditTest::test_update_row_does_not_touch_manual_weight":0.017,"Tests\\Feature\\PurchaseEditTest::test_store_summary_returns_aggregated_items":0.02,"Tests\\Feature\\PurchaseEditTest::test_store_summary_aggregates_multiple_orders_with_weighted_price":0.018,"Tests\\Feature\\PurchaseEditTest::test_store_summary_rejects_missing_or_invalid_params":0.019,"Tests\\Feature\\ExportTest::test_export_invalid_type_rejected":0.016,"Tests\\Feature\\ExportTest::test_export_missing_purchase_rejected":0.005,"Tests\\Feature\\PurchaseEditTest::test_detail_returns_container_summary":0.022,"Tests\\Feature\\PurchaseEditTest::test_update_container_syncs_order_amounts":0.018,"Tests\\Feature\\PurchaseEditTest::test_update_container_rejected_when_purchase_completed":0.018,"Tests\\Feature\\PurchaseEditTest::test_update_container_rejects_incomplete_or_foreign_orders":0.026,"Tests\\Feature\\PurchaseEditTest::test_update_container_validates_negative_and_duplicate_orders":0.018}}
\ No newline at end of file
diff --git a/app/Http/Controllers/Order/StoreOrderController.php b/app/Http/Controllers/Order/StoreOrderController.php
index f1a880f..c411433 100644
--- a/app/Http/Controllers/Order/StoreOrderController.php
+++ b/app/Http/Controllers/Order/StoreOrderController.php
@@ -207,60 +207,6 @@ class StoreOrderController extends BaseController
         return $this->success();
     }
 
-    /**
-     * 修改周转框/周转托盘数量
-     */
-    #[PutRoute(route: '/{id}/container', authorize: 'update', where: ['id' => '[0-9]+'])]
-    public function container(int $id, Request $request): JsonResponse
-    {
-        $data = $request->validate([
-            'box_num' => 'required|integer|min:0',
-            'tray_num' => 'required|integer|min:0',
-        ], [
-            'box_num.required' => '周转框数量不能为空',
-            'box_num.integer' => '周转框数量必须为整数',
-            'box_num.min' => '周转框数量不能小于 0',
-            'tray_num.required' => '周转托盘数量不能为空',
-            'tray_num.integer' => '周转托盘数量必须为整数',
-            'tray_num.min' => '周转托盘数量不能小于 0',
-        ]);
-
-        $order = StoreOrderModel::find($id);
-        if (empty($order)) {
-            throw new RepositoryException('订单不存在');
-        }
-
-        $editable = [
-            StoreOrderModel::STATUS_SUMMARIZED,
-            StoreOrderModel::STATUS_DELIVERING,
-            StoreOrderModel::STATUS_DISTRIBUTION,
-        ];
-        if (! in_array($order->status, $editable, true)) {
-            throw new RepositoryException(
-                '订单当前状态为「' . (StoreOrderModel::STATUS_NAMES[$order->status] ?? $order->status) . '」，不允许修改周转框/托盘数量'
-            );
-        }
-
-        $boxPrice = (float) site_config('services.box_amount', 0);
-        $trayPrice = (float) site_config('services.tray_amount', 0);
-        $addedAmount = round($data['box_num'] * $boxPrice + $data['tray_num'] * $trayPrice, 2);
-
-        // 历史订单未写商品金额：按「总额 - 附加」反推并回写，保证 总额 = 商品 + 附加 恒成立
-        $productAmount = (float) $order->product_amount;
-        if ($productAmount <= 0 && (float) $order->total_amount > 0) {
-            $productAmount = round((float) $order->total_amount - (float) $order->added_amount, 2);
-        }
-
-        $order->box_num = (int) $data['box_num'];
-        $order->tray_num = (int) $data['tray_num'];
-        $order->product_amount = $productAmount;
-        $order->added_amount = $addedAmount;
-        $order->total_amount = round($productAmount + $addedAmount, 2);
-        $order->save();
-
-        return $this->success();
-    }
-
     /**
      * 状态流转合法路径
      *
diff --git a/app/Http/Controllers/Purchase/PurchaseOrderController.php b/app/Http/Controllers/Purchase/PurchaseOrderController.php
index 3d95a66..7de4277 100644
--- a/app/Http/Controllers/Purchase/PurchaseOrderController.php
+++ b/app/Http/Controllers/Purchase/PurchaseOrderController.php
@@ -5,6 +5,7 @@ namespace App\Http\Controllers\Purchase;
 use App\Exceptions\RepositoryException;
 use App\Exports\PurchaseOrderExport;
 use App\Http\Requests\Purchase\PurchaseCellUpdateRequest;
+use App\Http\Requests\Purchase\PurchaseContainerUpdateRequest;
 use App\Http\Requests\Purchase\PurchaseRowUpdateRequest;
 use App\Models\ProductModel;
 use App\Models\PurchaseOrderModel;
@@ -13,6 +14,7 @@ use App\Models\StoreOrderItemModel;
 use App\Models\StoreOrderModel;
 use App\Services\ItemImageResolver;
 use App\Services\PurchaseGenerateService;
+use App\Services\StoreOrderContainerService;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\DB;
@@ -133,6 +135,45 @@ class PurchaseOrderController extends BaseController
             [$a['category_sort'], $a['product_sort'], $a['product_id']]
             <=> [$b['category_sort'], $b['product_sort'], $b['product_id']]);
 
+        // 周转框/托盘合并记录：按门店聚合全部订单（附底层订单明细，供采购单完成前修改）
+        $storeOrders = StoreOrderModel::query()
+            ->where('purchase_id', $purchase->id)
+            ->whereNull('deleted_at')
+            ->orderBy('id')
+            ->get(['id', 'order_no', 'store_id', 'box_num', 'tray_num']);
+
+        $boxPrice = (float) site_config('services.box_amount', 0);
+        $trayPrice = (float) site_config('services.tray_amount', 0);
+        $storeSort = $stores->pluck('id')->flip();
+        $containers = [];
+        foreach ($storeOrders->groupBy('store_id') as $storeId => $orders) {
+            $boxNum = (int) $orders->sum('box_num');
+            $trayNum = (int) $orders->sum('tray_num');
+            $containers[] = [
+                'store_id' => (int) $storeId,
+                'store_name' => $stores->firstWhere('id', (int) $storeId)['name'] ?? '门店#' . $storeId,
+                'box_num' => $boxNum,
+                'tray_num' => $trayNum,
+                'box_price' => number_format($boxPrice, 2),
+                'tray_price' => number_format($trayPrice, 2),
+                'added_amount' => number_format($boxNum * $boxPrice + $trayNum * $trayPrice, 2),
+                'order_count' => $orders->count(),
+                'orders' => $orders->map(static fn (StoreOrderModel $order) => [
+                    'order_id' => $order->id,
+                    'order_no' => $order->order_no,
+                    'box_num' => (int) $order->box_num,
+                    'tray_num' => (int) $order->tray_num,
+                ])->values()->toArray(),
+                'store_sort' => (int) ($storeSort[$storeId] ?? 9999),
+            ];
+        }
+        usort($containers, static fn (array $a, array $b): int =>
+            [$a['store_sort'], $a['store_id']] <=> [$b['store_sort'], $b['store_id']]);
+        $containers = array_map(static function (array $row): array {
+            unset($row['store_sort']);
+            return $row;
+        }, $containers);
+
         return $this->success([
             'purchase' => $purchase->toArray(),
             'stores' => $stores->toArray(),
@@ -140,6 +181,7 @@ class PurchaseOrderController extends BaseController
                 unset($row['category_sort'], $row['product_sort']);
                 return $row;
             }, $rows),
+            'containers' => $containers,
         ]);
     }
 
@@ -395,6 +437,74 @@ class PurchaseOrderController extends BaseController
         ]);
     }
 
+    /**
+     * 周转框/托盘合并记录修改：按门店覆盖全部订单逐笔更新（仅采购单进行中可改）
+     * @throws Throwable
+     */
+    #[PutRoute(route: '/{id}/container/{storeId}', authorize: 'update', where: ['id' => '[0-9]+', 'storeId' => '[0-9]+'])]
+    public function updateContainer(int $id, int $storeId, PurchaseContainerUpdateRequest $request): JsonResponse
+    {
+        $purchase = PurchaseOrderModel::find($id);
+        if (empty($purchase)) {
+            throw new RepositoryException('采购单不存在');
+        }
+        if ($purchase->status !== PurchaseOrderModel::STATUS_PENDING) {
+            throw new RepositoryException('采购单已完成，不允许修改周转框/托盘');
+        }
+
+        $submitted = $request->validated()['orders'];
+
+        return DB::transaction(function () use ($purchase, $storeId, $submitted) {
+            $orders = StoreOrderModel::query()
+                ->where('purchase_id', $purchase->id)
+                ->where('store_id', $storeId)
+                ->whereNull('deleted_at')
+                ->lockForUpdate()
+                ->get();
+
+            if ($orders->isEmpty()) {
+                throw new RepositoryException('该采购单下无此门店的订单');
+            }
+
+            // 合并记录修改必须覆盖该门店全部订单，避免只改部分造成汇总偏差
+            $actualIds = $orders->pluck('id')->map(static fn ($orderId) => (int) $orderId)->all();
+            $submittedIds = array_map(static fn (array $row) => (int) $row['order_id'], $submitted);
+            $missing = array_diff($actualIds, $submittedIds);
+            if ($missing !== []) {
+                throw new RepositoryException('提交不完整，缺少订单：' . implode('、', $missing));
+            }
+            if (array_diff($submittedIds, $actualIds) !== []) {
+                throw new RepositoryException('包含不属于该采购单该门店的订单');
+            }
+
+            foreach ($orders as $order) {
+                if (! in_array($order->status, [
+                    StoreOrderModel::STATUS_SUMMARIZED,
+                    StoreOrderModel::STATUS_DELIVERING,
+                    StoreOrderModel::STATUS_DISTRIBUTION,
+                ], true)) {
+                    throw new RepositoryException(
+                        '订单 ' . $order->order_no . ' 当前状态为「'
+                        . (StoreOrderModel::STATUS_NAMES[$order->status] ?? $order->status)
+                        . '」，不允许修改周转框/托盘数量'
+                    );
+                }
+            }
+
+            $ordersById = $orders->keyBy('id');
+            $containerService = app(StoreOrderContainerService::class);
+            foreach ($submitted as $row) {
+                $containerService->update(
+                    $ordersById->get($row['order_id']),
+                    (int) $row['box_num'],
+                    (int) $row['tray_num'],
+                );
+            }
+
+            return $this->success();
+        });
+    }
+
     /**
      * 商品行修改：品名/供应商/包规/单位/成本
      * @throws Throwable
diff --git a/app/Http/Requests/Purchase/PurchaseContainerUpdateRequest.php b/app/Http/Requests/Purchase/PurchaseContainerUpdateRequest.php
new file mode 100644
index 0000000..63acda2
--- /dev/null
+++ b/app/Http/Requests/Purchase/PurchaseContainerUpdateRequest.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Http\Requests\Purchase;
+
+use Modules\Common\Http\Requests\BaseFormRequest;
+
+/**
+ * 采购单周转框/托盘合并记录修改 验证（按门店覆盖全部订单，逐笔重算附加金额）
+ */
+class PurchaseContainerUpdateRequest extends BaseFormRequest
+{
+    protected $stopOnFirstFailure = true;
+
+    public function rules(): array
+    {
+        return [
+            'orders' => 'required|array|min:1',
+            'orders.*.order_id' => 'required|integer|distinct',
+            'orders.*.box_num' => 'required|integer|min:0',
+            'orders.*.tray_num' => 'required|integer|min:0',
+        ];
+    }
+
+    public function messages(): array
+    {
+        return [
+            'orders.required' => '请提交门店订单周转框/托盘数量',
+            'orders.array' => '订单数据格式错误',
+            'orders.min' => '请提交门店订单周转框/托盘数量',
+            'orders.*.order_id.required' => '订单ID不能为空',
+            'orders.*.order_id.integer' => '订单ID格式错误',
+            'orders.*.order_id.distinct' => '存在重复订单',
+            'orders.*.box_num.required' => '周转框数量不能为空',
+            'orders.*.box_num.integer' => '周转框数量必须为整数',
+            'orders.*.box_num.min' => '周转框数量不能小于 0',
+            'orders.*.tray_num.required' => '周转托盘数量不能为空',
+            'orders.*.tray_num.integer' => '周转托盘数量必须为整数',
+            'orders.*.tray_num.min' => '周转托盘数量不能小于 0',
+        ];
+    }
+}
diff --git a/app/Services/PurchaseGenerateService.php b/app/Services/PurchaseGenerateService.php
index 611fa5c..b319bd7 100644
--- a/app/Services/PurchaseGenerateService.php
+++ b/app/Services/PurchaseGenerateService.php
@@ -58,9 +58,9 @@ readonly class PurchaseGenerateService
                 static fn (string $carry, $item): string => bcadd($carry, (string) $item->quantity, 2),
                 '0'
             );
-            // 预估金额 = Σ订货金额（明细金额 price×quantity），与采购单修改重算口径一致
+            // 预估成本
             $estimateAmount = $items->reduce(
-                static fn (string $carry, $item): string => bcadd($carry, (string) $item->amount, 2),
+                static fn (string $carry, $item): string => bcadd($carry, bcmul($item->quantity, $item->cost_price, 2), 2),
                 '0'
             );
 
diff --git a/app/Services/StoreOrderContainerService.php b/app/Services/StoreOrderContainerService.php
new file mode 100644
index 0000000..26bc045
--- /dev/null
+++ b/app/Services/StoreOrderContainerService.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Services;
+
+use App\Models\StoreOrderModel;
+
+/**
+ * 周转框/周转托盘数量修改（订单附加金额重算）
+ */
+readonly class StoreOrderContainerService
+{
+    /**
+     * 更新订单周转框/托盘数量并重算附加金额与订单总金额。
+     * 历史订单未写商品金额：按「总额 - 附加」反推并回写，保证 总额 = 商品 + 附加 恒成立。
+     */
+    public function update(StoreOrderModel $order, int $boxNum, int $trayNum): void
+    {
+        $boxPrice = (float) site_config('services.box_amount', 0);
+        $trayPrice = (float) site_config('services.tray_amount', 0);
+        $addedAmount = round($boxNum * $boxPrice + $trayNum * $trayPrice, 2);
+
+        $productAmount = (float) $order->product_amount;
+        if ($productAmount <= 0 && (float) $order->total_amount > 0) {
+            $productAmount = round((float) $order->total_amount - (float) $order->added_amount, 2);
+        }
+
+        $order->box_num = $boxNum;
+        $order->tray_num = $trayNum;
+        $order->product_amount = $productAmount;
+        $order->added_amount = $addedAmount;
+        $order->total_amount = round($productAmount + $addedAmount, 2);
+        $order->save();
+    }
+}
diff --git a/tests/Feature/PurchaseEditTest.php b/tests/Feature/PurchaseEditTest.php
index 7857186..341499c 100644
--- a/tests/Feature/PurchaseEditTest.php
+++ b/tests/Feature/PurchaseEditTest.php
@@ -11,6 +11,9 @@ use App\Models\StoreOrderItemModel;
 use App\Models\StoreOrderModel;
 use App\Models\SupplierModel;
 use App\Models\UserModel;
+use Illuminate\Support\Facades\Cache;
+use Modules\SystemTool\Models\SysSiteConfigGroupModel;
+use Modules\SystemTool\Models\SysSiteConfigItemsModel;
 
 /**
  * C4 采购单数据修改：详情矩阵（商品行 × 门店列）、门店单元格下钻编辑/同步、行级成本，
@@ -52,6 +55,23 @@ class PurchaseEditTest extends ProcurementTestCase
         return [PurchaseOrderModel::first(), $product, [$storeA, $storeB]];
     }
 
+    /** 播种站点配置：周转框单价 2.00、周转托盘单价 10.00 */
+    private function seedContainerConfig(): void
+    {
+        $group = SysSiteConfigGroupModel::create(['title' => '业务配置', 'key' => 'services']);
+        foreach ([['box_amount', '周转框单价', '2.00'], ['tray_amount', '周转托盘单价', '10.00']] as [$key, $title, $value]) {
+            SysSiteConfigItemsModel::create([
+                'group_id' => $group->id,
+                'key' => $key,
+                'title' => $title,
+                'type' => 'InputNumber',
+                'values' => $value,
+                'sort' => 0,
+            ]);
+        }
+        Cache::forget('site_config');
+    }
+
     /** 详情返回「商品行 × 门店列」矩阵：cells 按门店聚合数量 */
     public function test_detail_returns_store_matrix(): void
     {
@@ -440,4 +460,148 @@ class PurchaseEditTest extends ProcurementTestCase
             ->assertOk()
             ->assertJsonPath('data.items.0.editable', false);
     }
+
+    /** 详情返回周转框/托盘合并记录：按门店聚合全部订单（含底层订单明细与单价） */
+    public function test_detail_returns_container_summary(): void
+    {
+        $this->seedContainerConfig();
+        [$purchase, , $stores] = $this->buildPurchase();
+
+        StoreOrderModel::where('store_id', $stores[0]->id)->update(['box_num' => 2, 'tray_num' => 1]);
+        StoreOrderModel::where('store_id', $stores[1]->id)->update(['box_num' => 3, 'tray_num' => 0]);
+
+        $this->actingAsSysUser();
+        $containers = $this->getJson("/purchase/order/{$purchase->id}")
+            ->assertOk()
+            ->assertJsonPath('success', true)
+            ->json('data.containers');
+        $this->assertCount(2, $containers);
+        $this->assertSame($stores[0]->id, $containers[0]['store_id'], '与门店列同序');
+
+        $row = $containers[0];
+        $this->assertSame($stores[0]->name, $row['store_name']);
+        $this->assertSame(2, $row['box_num']);
+        $this->assertSame(1, $row['tray_num']);
+        $this->assertSame('2.00', $row['box_price']);
+        $this->assertSame('10.00', $row['tray_price']);
+        $this->assertSame('14.00', $row['added_amount'], '2×2.00 + 1×10.00');
+        $this->assertSame(1, $row['order_count']);
+        $this->assertCount(1, $row['orders']);
+
+        $order = $row['orders'][0];
+        $this->assertStringStartsWith('SO', $order['order_no']);
+        $this->assertSame(2, $order['box_num']);
+        $this->assertSame(1, $order['tray_num']);
+
+        $this->assertSame(3, $containers[1]['box_num']);
+        $this->assertSame('6.00', $containers[1]['added_amount']);
+    }
+
+    /** 合并记录修改：逐笔更新订单数量并重算附加金额与订单总金额，其他门店不受影响 */
+    public function test_update_container_syncs_order_amounts(): void
+    {
+        $this->seedContainerConfig();
+        [$purchase, , $stores] = $this->buildPurchase();
+        $order = StoreOrderModel::where('store_id', $stores[0]->id)->first();
+        $this->assertSame('20.00', (string) $order->product_amount, '下单时应写入商品金额');
+
+        $this->putJson("/purchase/order/{$purchase->id}/container/{$stores[0]->id}", [
+            'orders' => [['order_id' => $order->id, 'box_num' => 3, 'tray_num' => 1]],
+        ])->assertOk()->assertJsonPath('success', true);
+
+        $order->refresh();
+        $this->assertSame(3, $order->box_num);
+        $this->assertSame(1, $order->tray_num);
+        $this->assertSame('16.00', (string) $order->added_amount, '3×2.00 + 1×10.00');
+        $this->assertSame('20.00', (string) $order->product_amount);
+        $this->assertSame('36.00', (string) $order->total_amount, '20.00 + 16.00');
+
+        $other = StoreOrderModel::where('store_id', $stores[1]->id)->first();
+        $this->assertSame(0, $other->box_num, '其他门店订单不受影响');
+        $this->assertSame('30.00', (string) $other->total_amount);
+    }
+
+    /** 采购单已完成：合并记录修改拒绝，数量与金额不变 */
+    public function test_update_container_rejected_when_purchase_completed(): void
+    {
+        $this->seedContainerConfig();
+        [$purchase, , $stores] = $this->buildPurchase();
+        $order = StoreOrderModel::where('store_id', $stores[0]->id)->first();
+        $purchase->update(['status' => PurchaseOrderModel::STATUS_COMPLETED]);
+
+        $this->putJson("/purchase/order/{$purchase->id}/container/{$stores[0]->id}", [
+            'orders' => [['order_id' => $order->id, 'box_num' => 5, 'tray_num' => 5]],
+        ])->assertJsonPath('success', false)
+            ->assertJsonPath('msg', '采购单已完成，不允许修改周转框/托盘');
+
+        $this->assertSame(0, $order->fresh()->box_num, '被拒绝后数量不变');
+    }
+
+    /** 提交必须覆盖该门店全部订单；跨门店/跨采购单订单拒绝 */
+    public function test_update_container_rejects_incomplete_or_foreign_orders(): void
+    {
+        $this->seedContainerConfig();
+        $level = CustomerLevelModel::factory()->create();
+        $store = StoreModel::factory()->create(['level_id' => $level->id]);
+        $product = ProductModel::factory()->create(['status' => ProductModel::STATUS_ON]);
+        ProductPriceModel::factory()->create(['product_id' => $product->id, 'level_id' => $level->id, 'price' => 10.00]);
+
+        $this->actingAsMiniUser(UserModel::factory()->forStore($store->id)->create());
+        foreach ([1, 2] as $qty) {
+            $this->postJson('/mini/order', ['items' => [['product_id' => $product->id, 'quantity' => $qty]]])
+                ->assertJsonPath('success', true);
+        }
+        StoreOrderModel::query()->update(['status' => StoreOrderModel::STATUS_SUMMARIZED]);
+
+        $this->actingAsSysUser();
+        $this->postJson('/purchase/order/generate', ['purchase_date' => now()->toDateString()])
+            ->assertJsonPath('success', true);
+        $purchase = PurchaseOrderModel::first();
+        $orders = StoreOrderModel::where('purchase_id', $purchase->id)->orderBy('id')->get();
+        $this->assertCount(2, $orders, '同一门店两笔订单');
+
+        // 只提交一笔 → 缺少另一笔，整批拒绝
+        $this->putJson("/purchase/order/{$purchase->id}/container/{$store->id}", [
+            'orders' => [['order_id' => $orders[0]->id, 'box_num' => 1, 'tray_num' => 0]],
+        ])->assertJsonPath('success', false)
+            ->assertJsonPath('msg', '提交不完整，缺少订单：' . $orders[1]->id);
+
+        // 混入其他门店订单（同一采购单另一门店）→ 拒绝
+        $otherStore = StoreModel::factory()->create(['level_id' => $level->id]);
+        $this->actingAsMiniUser(UserModel::factory()->forStore($otherStore->id)->create());
+        $this->postJson('/mini/order', ['items' => [['product_id' => $product->id, 'quantity' => 1]]])
+            ->assertJsonPath('success', true);
+        $foreign = StoreOrderModel::where('store_id', $otherStore->id)->first();
+        $this->actingAsSysUser();
+        $this->putJson("/purchase/order/{$purchase->id}/container/{$store->id}", [
+            'orders' => [
+                ['order_id' => $orders[0]->id, 'box_num' => 1, 'tray_num' => 0],
+                ['order_id' => $orders[1]->id, 'box_num' => 1, 'tray_num' => 0],
+                ['order_id' => $foreign->id, 'box_num' => 1, 'tray_num' => 0],
+            ],
+        ])->assertJsonPath('success', false)
+            ->assertJsonPath('msg', '包含不属于该采购单该门店的订单');
+
+        $this->assertSame(0, $orders[0]->fresh()->box_num, '被拒绝后数量不变');
+    }
+
+    /** 数量为负/重复订单时校验失败 */
+    public function test_update_container_validates_negative_and_duplicate_orders(): void
+    {
+        $this->seedContainerConfig();
+        [$purchase, , $stores] = $this->buildPurchase();
+        $order = StoreOrderModel::where('store_id', $stores[0]->id)->first();
+
+        $this->putJson("/purchase/order/{$purchase->id}/container/{$stores[0]->id}", [
+            'orders' => [['order_id' => $order->id, 'box_num' => -1, 'tray_num' => 0]],
+        ])->assertJsonPath('success', false)
+            ->assertJsonPath('msg', '周转框数量不能小于 0');
+
+        $this->putJson("/purchase/order/{$purchase->id}/container/{$stores[0]->id}", [
+            'orders' => [
+                ['order_id' => $order->id, 'box_num' => 1, 'tray_num' => 0],
+                ['order_id' => $order->id, 'box_num' => 1, 'tray_num' => 0],
+            ],
+        ])->assertJsonPath('success', false);
+    }
 }
diff --git a/tests/Feature/PurchaseGenerateTest.php b/tests/Feature/PurchaseGenerateTest.php
index 960673c..1e468c1 100644
--- a/tests/Feature/PurchaseGenerateTest.php
+++ b/tests/Feature/PurchaseGenerateTest.php
@@ -19,7 +19,7 @@ class PurchaseGenerateTest extends ProcurementTestCase
 {
     /**
      * 造当日已接单订单：门店A 两单各 3 件 + 门店B 一单 4 件（同一商品），下单后统一接单
-     * 门店等级价 5.00（另设低等级价 4.00 不影响本店下单价）
+     * 门店等级价 5.00（另设低等级价 4.00 不影响本店下单价），每包成本 6.00
      */
     private function seedAcceptedOrders(): ProductModel
     {
@@ -27,7 +27,7 @@ class PurchaseGenerateTest extends ProcurementTestCase
         $levelLow = CustomerLevelModel::factory()->create();
         $storeA = StoreModel::factory()->create(['level_id' => $level->id]);
         $storeB = StoreModel::factory()->create(['level_id' => $level->id]);
-        $product = ProductModel::factory()->create(['status' => ProductModel::STATUS_ON]);
+        $product = ProductModel::factory()->create(['status' => ProductModel::STATUS_ON, 'cost_price' => '6.00']);
         ProductPriceModel::factory()->create(['product_id' => $product->id, 'level_id' => $level->id, 'price' => 5.00]);
         ProductPriceModel::factory()->create(['product_id' => $product->id, 'level_id' => $levelLow->id, 'price' => 4.00]);
 
@@ -43,7 +43,7 @@ class PurchaseGenerateTest extends ProcurementTestCase
         return $product;
     }
 
-    /** 头部汇总取订货明细合计：total_quantity = Σ数量，estimate_amount = Σ订货金额 */
+    /** 头部汇总取订货明细合计：total_quantity = Σ数量，estimate_amount = Σ数量×成本价（预估成本） */
     public function test_generate_aggregates_order_items_into_header(): void
     {
         $this->seedAcceptedOrders();
@@ -61,7 +61,7 @@ class PurchaseGenerateTest extends ProcurementTestCase
         $this->assertSame(PurchaseOrderModel::STATUS_PENDING, $purchase->status);
 
         $this->assertSame('10.00', (string) $purchase->total_quantity, '3+3+4');
-        $this->assertSame('50.00', (string) $purchase->estimate_amount, '10 件 × 等级价 5.00');
+        $this->assertSame('60.00', (string) $purchase->estimate_amount, '10 件 × 每包成本 6.00');
         $this->assertSame('0.00', (string) $purchase->actual_amount);
     }
 
diff --git a/tests/Feature/StoreOrderTest.php b/tests/Feature/StoreOrderTest.php
index 18d6602..d968109 100644
--- a/tests/Feature/StoreOrderTest.php
+++ b/tests/Feature/StoreOrderTest.php
@@ -8,9 +8,6 @@ use App\Models\ProductPriceModel;
 use App\Models\StoreModel;
 use App\Models\StoreOrderModel;
 use App\Models\UserModel;
-use Illuminate\Support\Facades\Cache;
-use Modules\SystemTool\Models\SysSiteConfigGroupModel;
-use Modules\SystemTool\Models\SysSiteConfigItemsModel;
 
 /**
  * 小程序下单：等级价快照、服务端重算总价、取消限制、门店数据隔离
@@ -133,23 +130,6 @@ class StoreOrderTest extends ProcurementTestCase
         $this->getJson('/mini/order')->assertJsonPath('data.total', 0);
     }
 
-    /** 种子化周转框/托盘单价配置（框 2.00、托盘 10.00） */
-    private function seedContainerConfig(): void
-    {
-        $group = SysSiteConfigGroupModel::create(['title' => '业务配置', 'key' => 'services']);
-        foreach ([['box_amount', '周转框单价', '2.00'], ['tray_amount', '周转托盘单价', '10.00']] as [$key, $title, $value]) {
-            SysSiteConfigItemsModel::create([
-                'group_id' => $group->id,
-                'key' => $key,
-                'title' => $title,
-                'type' => 'InputNumber',
-                'values' => $value,
-                'sort' => 0,
-            ]);
-        }
-        Cache::forget('site_config');
-    }
-
     /** 造一笔指定状态的订单（商品 5.00 × 2 = 10.00） */
     private function makeOrderWithStatus(int $status): StoreOrderModel
     {
@@ -163,94 +143,6 @@ class StoreOrderTest extends ProcurementTestCase
         return $order;
     }
 
-    /** 修改周转框/托盘：自动重算附加金额与订单总金额 */
-    public function test_container_update_recalculates_amounts(): void
-    {
-        $this->seedContainerConfig();
-        $order = $this->makeOrderWithStatus(StoreOrderModel::STATUS_SUMMARIZED);
-        $this->assertSame('10.00', (string) $order->product_amount, '下单时应写入商品金额');
-
-        $this->actingAsSysUser();
-        $this->putJson("/order/store/{$order->id}/container", ['box_num' => 3, 'tray_num' => 1])
-            ->assertOk()->assertJsonPath('success', true);
-
-        $order->refresh();
-        $this->assertSame(3, $order->box_num);
-        $this->assertSame(1, $order->tray_num);
-        $this->assertSame('16.00', (string) $order->added_amount, '3×2.00 + 1×10.00');
-        $this->assertSame('10.00', (string) $order->product_amount);
-        $this->assertSame('26.00', (string) $order->total_amount, '10.00 + 16.00');
-    }
-
-    /** 已接单、采购中、配送中均可修改 */
-    public function test_container_update_allowed_in_editable_statuses(): void
-    {
-        $this->seedContainerConfig();
-        $order = $this->makeOrderWithStatus(StoreOrderModel::STATUS_SUMMARIZED);
-        $this->actingAsSysUser();
-
-        foreach ([
-            StoreOrderModel::STATUS_SUMMARIZED,
-            StoreOrderModel::STATUS_DELIVERING,
-            StoreOrderModel::STATUS_DISTRIBUTION,
-        ] as $status) {
-            $order->update(['status' => $status]);
-            $this->putJson("/order/store/{$order->id}/container", ['box_num' => 1, 'tray_num' => 0])
-                ->assertOk()->assertJsonPath('success', true);
-            $this->assertSame('2.00', (string) $order->fresh()->added_amount);
-        }
-    }
-
-    /** 待接单、已完成、已取消不允许修改 */
-    public function test_container_update_rejected_in_other_statuses(): void
-    {
-        $this->seedContainerConfig();
-        $order = $this->makeOrderWithStatus(StoreOrderModel::STATUS_PENDING);
-        $this->actingAsSysUser();
-
-        foreach ([
-            StoreOrderModel::STATUS_PENDING,
-            StoreOrderModel::STATUS_COMPLETED,
-            StoreOrderModel::STATUS_CANCELLED,
-        ] as $status) {
-            $order->update(['status' => $status]);
-            $this->putJson("/order/store/{$order->id}/container", ['box_num' => 5, 'tray_num' => 5])
-                ->assertOk()->assertJsonPath('success', false);
-        }
-        $order->refresh();
-        $this->assertSame(0, $order->box_num, '被拒绝后数量不变');
-        $this->assertSame('10.00', (string) $order->total_amount, '被拒绝后总金额不变');
-    }
-
-    /** 历史订单未写商品金额时按「总额 - 附加」反推回写 */
-    public function test_container_update_heals_legacy_product_amount(): void
-    {
-        $this->seedContainerConfig();
-        $order = $this->makeOrderWithStatus(StoreOrderModel::STATUS_SUMMARIZED);
-        $order->update(['product_amount' => 0]); // 模拟历史数据
-
-        $this->actingAsSysUser();
-        $this->putJson("/order/store/{$order->id}/container", ['box_num' => 2, 'tray_num' => 0])
-            ->assertOk()->assertJsonPath('success', true);
-
-        $order->refresh();
-        $this->assertSame('10.00', (string) $order->product_amount, '反推回写商品金额');
-        $this->assertSame('4.00', (string) $order->added_amount, '2×2.00');
-        $this->assertSame('14.00', (string) $order->total_amount);
-    }
-
-    /** 数量为负时校验失败 */
-    public function test_container_update_validates_negative_numbers(): void
-    {
-        $this->seedContainerConfig();
-        $order = $this->makeOrderWithStatus(StoreOrderModel::STATUS_SUMMARIZED);
-
-        $this->actingAsSysUser();
-        $this->putJson("/order/store/{$order->id}/container", ['box_num' => -1, 'tray_num' => 0])
-            ->assertJsonPath('success', false)
-            ->assertJsonPath('msg', '周转框数量不能小于 0');
-    }
-
     /** 软删除：仅已取消订单可由后台删除，删除后后台/小程序端均不可见 */
     public function test_soft_delete_only_cancelled_orders(): void
     {
diff --git a/web/api/order/store.ts b/web/api/order/store.ts
index df453c4..93711d3 100644
--- a/web/api/order/store.ts
+++ b/web/api/order/store.ts
@@ -27,15 +27,6 @@ export async function batchUpdateOrderStatus(ids: number[], status: number) {
   });
 }
 
-/** 修改周转框/周转托盘数量（自动重算附加金额与订单总金额，仅已接单/采购中/配送中可改） */
-export async function updateOrderContainer(id: number, data: { box_num: number; tray_num: number }) {
-  return createAxios({
-    url: `/order/store/${id}/container`,
-    method: 'put',
-    data,
-  });
-}
-
 /** 删除订单 */
 export async function deleteStoreOrder(id: number) {
   return createAxios({
diff --git a/web/api/purchase/order.ts b/web/api/purchase/order.ts
index d6cddd3..d4fff14 100644
--- a/web/api/purchase/order.ts
+++ b/web/api/purchase/order.ts
@@ -23,6 +23,13 @@ export interface PurchaseCellUpdateParams {
   weight?: number;
 }
 
+/** 采购单周转框/托盘合并记录修改：单笔订单的框/托盘数量 */
+export interface PurchaseContainerOrderParams {
+  order_id: number;
+  box_num: number;
+  tray_num: number;
+}
+
 
 /** 生成采购单 */
 export async function generatePurchase(purchase_date: string, order_ids?: number[]) {
@@ -77,6 +84,19 @@ export async function getPurchaseStoreSummary(purchaseId: number, storeId: numbe
   });
 }
 
+/** 采购单周转框/托盘合并记录修改：按门店覆盖全部订单逐笔更新（自动重算附加金额与订单总金额） */
+export async function updatePurchaseContainer(
+  purchaseId: number,
+  storeId: number,
+  orders: PurchaseContainerOrderParams[],
+) {
+  return createAxios({
+    url: `/purchase/order/${purchaseId}/container/${storeId}`,
+    method: 'put',
+    data: { orders },
+  });
+}
+
 /** C2/C3 导出采购单（Excel 表格）：type=all 全品类 / category 仅蔬果分类 */
 export async function exportPurchase(id: number, type: PurchaseExportType = 'all') {
   return downloadBlob(
diff --git a/web/domain/iPurchaseOrder.ts b/web/domain/iPurchaseOrder.ts
index fb86298..7506cc5 100644
--- a/web/domain/iPurchaseOrder.ts
+++ b/web/domain/iPurchaseOrder.ts
@@ -48,6 +48,34 @@ export interface IPurchaseDetail {
   purchase: IPurchaseOrder;
   stores: { id: number; name: string }[];
   items: IPurchaseDetailRow[];
+  /** 周转框/托盘合并记录（按门店聚合） */
+  containers: IPurchaseContainerStore[];
+}
+
+/** 合并记录中的底层门店订单（订单号 + 框/托盘数量） */
+export interface IPurchaseContainerOrder {
+  order_id: number;
+  order_no: string;
+  box_num: number;
+  tray_num: number;
+}
+
+/** 门店周转框/托盘合并记录（该门店在本采购单下全部订单的合计） */
+export interface IPurchaseContainerStore {
+  store_id: number;
+  store_name: string;
+  /** 周转框合计 */
+  box_num: number;
+  /** 周转托盘合计 */
+  tray_num: number;
+  /** 周转框单价（站点配置） */
+  box_price: string;
+  /** 周转托盘单价（站点配置） */
+  tray_price: string;
+  /** 附加金额合计 = 框合计×框单价 + 托盘合计×托盘单价 */
+  added_amount: string;
+  order_count: number;
+  orders: IPurchaseContainerOrder[];
 }
 
 /** 单元格下钻明细行（溯源订货单明细，附订单号/状态/可编辑标记） */
diff --git a/web/pages/order/store.tsx b/web/pages/order/store.tsx
index 47eee5f..0ac2454 100644
--- a/web/pages/order/store.tsx
+++ b/web/pages/order/store.tsx
@@ -6,7 +6,6 @@ import {
   Drawer,
   Empty,
   Form,
-  InputNumber,
   message,
   Modal,
   Popconfirm,
@@ -27,7 +26,6 @@ import type IStoreOrder from '@/domain/iStoreOrder.ts';
 import { STORE_ORDER_STATUS_MAP } from '@/domain/iStoreOrder.ts';
 import {
   getStoreOrder,
-  updateOrderContainer,
   updateOrderStatus,
   batchUpdateOrderStatus,
   deleteStoreOrder,
@@ -36,14 +34,11 @@ import { generatePurchase } from '@/api/purchase/order.ts';
 import { getStoreOptions } from '@/api/customer/store.ts';
 import type IStore from '@/domain/iStore.ts';
 import AuthButton from '@/components/AuthButton';
-import { DeleteOutlined, SettingOutlined, UnorderedListOutlined } from '@ant-design/icons';
+import { DeleteOutlined, UnorderedListOutlined } from '@ant-design/icons';
 import {PURCHASE_STATUS_MAP} from "@/domain/iPurchaseOrder.ts";
 
 const { Title, Text } = Typography;
 
-/** 允许修改周转框/托盘数量的订单状态：已接单、采购中、配送中 */
-const CONTAINER_EDITABLE_STATUS = [1, 2, 3];
-
 
 /**
  * 状态流转合法路径：待接单→已接单/已取消；采购中→配送中/已完成；配送中→已完成
@@ -74,11 +69,6 @@ const StoreOrderPage: React.FC = () => {
   const [detail, setDetail] = useState<IStoreOrder | null>(null);
   const [detailLoading, setDetailLoading] = useState(false);
 
-  const [containerOpen, setContainerOpen] = useState(false);
-  const [containerOrder, setContainerOrder] = useState<IStoreOrder | null>(null);
-  const [containerSaving, setContainerSaving] = useState(false);
-  const [containerForm] = Form.useForm<{ box_num: number; tray_num: number }>();
-
   /** 勾选行（批量流转/生成采购单用） */
   const [selectedRowKeys, setSelectedRowKeys] = useState<React.Key[]>([]);
   const [batchOpen, setBatchOpen] = useState(false);
@@ -147,25 +137,6 @@ const StoreOrderPage: React.FC = () => {
     }
   };
 
-  const openContainer = (record: IStoreOrder) => {
-    setContainerOrder(record);
-    containerForm.setFieldsValue({ box_num: record.box_num, tray_num: record.tray_num });
-    setContainerOpen(true);
-  };
-
-  const handleContainerSave = async (values: { box_num: number; tray_num: number }) => {
-    if (!containerOrder?.id) return;
-    setContainerSaving(true);
-    try {
-      await updateOrderContainer(containerOrder.id, values);
-      message.success('周转框/托盘数量已更新');
-      setContainerOpen(false);
-      await tableRef.current?.reload();
-    } finally {
-      setContainerSaving(false);
-    }
-  };
-
   /** 删除订单（软删除，仅已取消订单可删；删除后后台/小程序端均不可见） */
   const handleDelete = async (id: number) => {
     await deleteStoreOrder(id);
@@ -174,13 +145,6 @@ const StoreOrderPage: React.FC = () => {
     await tableRef.current?.reload();
   };
 
-  // 弹窗内实时预览：附加金额 = 框×单价 + 托盘×单价；订单总金额 = 商品金额 + 附加金额
-  const watchBoxNum = Number(Form.useWatch('box_num', containerForm) ?? 0);
-  const watchTrayNum = Number(Form.useWatch('tray_num', containerForm) ?? 0);
-  const previewAdded = watchBoxNum * Number(containerOrder?.box_price ?? 0)
-    + watchTrayNum * Number(containerOrder?.tray_price ?? 0);
-  const previewTotal = Number(containerOrder?.product_amount ?? 0) + previewAdded;
-
   const columns: XinTableColumn<IStoreOrder>[] = [
     {
       title: '订单号',
@@ -387,15 +351,6 @@ const StoreOrderPage: React.FC = () => {
             icon={<UnorderedListOutlined />}
             onClick={() => openDetail(record.id!)}
           />
-          { CONTAINER_EDITABLE_STATUS.includes(record.status ?? -1) && (
-            <AuthButton key="container" auth="order.store.update">
-              <Button
-                icon={<SettingOutlined />}
-                type={'primary'}
-                onClick={() => openContainer(record)}
-              />
-            </AuthButton>
-          )}
           { NEXT_STATUS[record.status!] && (
             <AuthButton auth="order.store.update">
               <Popconfirm
@@ -487,13 +442,6 @@ const StoreOrderPage: React.FC = () => {
         footer={
           detail ? (
             <Space className="flex justify-end" wrap>
-              {CONTAINER_EDITABLE_STATUS.includes(detail.status ?? -1) && (
-                <AuthButton auth="order.store.update">
-                  <Button icon={<SettingOutlined />} onClick={() => openContainer(detail)}>
-                    设置附加信息
-                  </Button>
-                </AuthButton>
-              )}
               { NEXT_STATUS[detail.status!] && (
                 <AuthButton auth="order.store.update">
                   <Popconfirm
@@ -715,50 +663,6 @@ const StoreOrderPage: React.FC = () => {
           </Space>
         </Radio.Group>
       </Modal>
-
-      {/* 修改周转框/托盘数量 */}
-      <Modal
-        title="修改周转框/托盘"
-        open={containerOpen}
-        onCancel={() => setContainerOpen(false)}
-        onOk={() => containerForm.submit()}
-        confirmLoading={containerSaving}
-        okText="保存"
-        destroyOnHidden
-      >
-        <div className="py-2 text-gray-500">
-          订单 {containerOrder?.order_no}，保存后将按单价自动重算附加金额与订单总金额。
-        </div>
-        <Form form={containerForm} layout="vertical" onFinish={handleContainerSave}>
-          <Form.Item
-            label={`周转框数量（单价 ¥${containerOrder?.box_price ?? '0.00'}）`}
-            name="box_num"
-            rules={[{ required: true, message: '请输入周转框数量' }]}
-          >
-            <InputNumber className="w-full" min={0} precision={0} placeholder="请输入周转框数量" />
-          </Form.Item>
-          <Form.Item
-            label={`周转托盘数量（单价 ¥${containerOrder?.tray_price ?? '0.00'}）`}
-            name="tray_num"
-            rules={[{ required: true, message: '请输入周转托盘数量' }]}
-          >
-            <InputNumber className="w-full" min={0} precision={0} placeholder="请输入周转托盘数量" />
-          </Form.Item>
-        </Form>
-        <Space orientation="vertical" className="w-full rounded bg-gray-50 p-3">
-          <div>
-            <Text type="secondary">商品总金额：</Text>¥{containerOrder?.product_amount ?? '0.00'}
-          </div>
-          <div>
-            <Text type="secondary">附加总金额：</Text>
-            <Text strong>¥{previewAdded.toFixed(2)}</Text>
-          </div>
-          <div>
-            <Text type="secondary">订单总金额：</Text>
-            <Text strong type="danger">¥{previewTotal.toFixed(2)}</Text>
-          </div>
-        </Space>
-      </Modal>
     </>
   );
 };
diff --git a/web/pages/purchase/order.tsx b/web/pages/purchase/order.tsx
index f6e5083..cf651c7 100644
--- a/web/pages/purchase/order.tsx
+++ b/web/pages/purchase/order.tsx
@@ -32,6 +32,7 @@ import type IPurchaseOrder from '@/domain/iPurchaseOrder.ts';
 import type {
   IPurchaseCell,
   IPurchaseCellItem,
+  IPurchaseContainerStore,
   IPurchaseDetail,
   IPurchaseDetailRow,
   IPurchaseStoreItem,
@@ -44,8 +45,9 @@ import {
   getPurchaseCell,
   getPurchaseDetail,
   getPurchaseStoreSummary,
-  type PurchaseCellUpdateParams, type PurchaseRowUpdateParams,
+  type PurchaseCellUpdateParams, type PurchaseContainerOrderParams, type PurchaseRowUpdateParams,
   updatePurchaseCellItem,
+  updatePurchaseContainer,
   updatePurchaseRow,
 } from '@/api/purchase/order.ts';
 import { Update } from '@/api/common/table.ts';
@@ -98,6 +100,26 @@ const PurchaseOrderPage: React.FC = () => {
   const [storeSummary, setStoreSummary] = useState<IPurchaseStoreSummary | null>(null);
   const [storeLoading, setStoreLoading] = useState(false);
 
+  // 周转框/托盘合并记录修改（按门店覆盖全部订单逐笔修改）
+  const [containerOpen, setContainerOpen] = useState(false);
+  const [containerStore, setContainerStore] = useState<IPurchaseContainerStore | null>(null);
+  const [containerSaving, setContainerSaving] = useState(false);
+  const [containerForm] = Form.useForm<{ orders: PurchaseContainerOrderParams[] }>();
+
+  // 弹窗内实时预览：合并合计 = Σ 各订单框/托盘数量，附加金额 = 合计 × 单价
+  const watchContainerOrders = Form.useWatch('orders', containerForm) ?? [];
+  const previewContainerBox = watchContainerOrders.reduce(
+    (sum, order) => sum + Number(order?.box_num ?? 0),
+    0,
+  );
+  const previewContainerTray = watchContainerOrders.reduce(
+    (sum, order) => sum + Number(order?.tray_num ?? 0),
+    0,
+  );
+  const previewContainerAdded =
+    previewContainerBox * Number(containerStore?.box_price ?? 0) +
+    previewContainerTray * Number(containerStore?.tray_price ?? 0);
+
   useEffect(() => {
     getSupplierOptions().then((res) => setSuppliers(res.data.data ?? []));
   }, []);
@@ -242,6 +264,37 @@ const PurchaseOrderPage: React.FC = () => {
     }
   };
 
+  /** 打开周转框/托盘合并记录修改（初始化该门店全部订单的当前数量） */
+  const openContainerEdit = (store: IPurchaseContainerStore) => {
+    setContainerStore(store);
+    containerForm.setFieldsValue({
+      orders: store.orders.map((order) => ({
+        order_id: order.order_id,
+        box_num: order.box_num,
+        tray_num: order.tray_num,
+      })),
+    });
+    setContainerOpen(true);
+  };
+
+  /** 提交合并记录修改：逐笔更新订单，自动重算附加金额与订单总金额 */
+  const handleContainerSave = async (values: { orders: PurchaseContainerOrderParams[] }) => {
+    if (!detail || !containerStore) {
+      return;
+    }
+    setContainerSaving(true);
+    try {
+      await updatePurchaseContainer(detail.purchase.id!, containerStore.store_id, values.orders);
+      message.success('周转框/托盘已更新，订单金额已重算');
+      setContainerOpen(false);
+      setContainerStore(null);
+      await loadDetail(detail.purchase.id!);
+      await tableRef.current?.reload();
+    } finally {
+      setContainerSaving(false);
+    }
+  };
+
   const handleComplete = async (id: number) => {
     setCompleting(true);
     try {
@@ -420,6 +473,61 @@ const PurchaseOrderPage: React.FC = () => {
     );
   };
 
+  /** 周转框/托盘合并记录列：门店/订单数/框合计/托盘合计/附加金额（合计可点击下钻逐订单修改） */
+  const containerColumns: TableProps<IPurchaseContainerStore>['columns'] = [
+    { title: '门店', dataIndex: 'store_name', width: 180, align: 'center' },
+    { title: '订单数', dataIndex: 'order_count', width: 90, align: 'center' },
+    {
+      title: '周转框合计',
+      dataIndex: 'box_num',
+      width: 110,
+      align: 'center',
+      render: (_, row) => (
+        <Typography.Link onClick={() => openContainerEdit(row)}>{row.box_num}</Typography.Link>
+      ),
+    },
+    {
+      title: '周转托盘合计',
+      dataIndex: 'tray_num',
+      width: 120,
+      align: 'center',
+      render: (_, row) => (
+        <Typography.Link onClick={() => openContainerEdit(row)}>{row.tray_num}</Typography.Link>
+      ),
+    },
+    {
+      title: '附加金额',
+      dataIndex: 'added_amount',
+      width: 110,
+      align: 'center',
+      render: (_, row) => <Text strong type="danger">¥{row.added_amount}</Text>,
+    },
+  ];
+
+  /** 周转框/托盘合并记录合计行 */
+  const renderContainerSummary = () => {
+    const containers = detail?.containers ?? [];
+    const totalBox = containers.reduce((sum, row) => sum + row.box_num, 0);
+    const totalTray = containers.reduce((sum, row) => sum + row.tray_num, 0);
+    const totalAdded = containers.reduce((sum, row) => sum + Number(row.added_amount), 0);
+    return (
+      <Table.Summary.Row>
+        <Table.Summary.Cell index={0} colSpan={2} align="center">
+          <Text strong>合计</Text>
+        </Table.Summary.Cell>
+        <Table.Summary.Cell index={2} align="center">
+          <Text strong>{totalBox}</Text>
+        </Table.Summary.Cell>
+        <Table.Summary.Cell index={3} align="center">
+          <Text strong>{totalTray}</Text>
+        </Table.Summary.Cell>
+        <Table.Summary.Cell index={4} align="center">
+          <Text strong type="danger">¥{totalAdded.toFixed(2)}</Text>
+        </Table.Summary.Cell>
+      </Table.Summary.Row>
+    );
+  };
+
   const columns: XinTableColumn<IPurchaseOrder>[] = [
     {
       title: '采购单号',
@@ -588,6 +696,7 @@ const PurchaseOrderPage: React.FC = () => {
               items={[
                 { key: 'items', label: '商品明细' },
                 { key: 'stores', label: '门店购买详情' },
+                { key: 'containers', label: '周转框/托盘' },
               ]}
             />
 
@@ -627,6 +736,24 @@ const PurchaseOrderPage: React.FC = () => {
                   )}
                 </Spin>
               </>
+            ) : detailTab === 'containers' ? (
+              detail.containers.length > 0 ? (
+                <Table<IPurchaseContainerStore>
+                  rowKey="store_id"
+                  size="small"
+                  bordered
+                  columns={containerColumns}
+                  dataSource={detail.containers}
+                  pagination={false}
+                  summary={renderContainerSummary}
+                />
+              ) : (
+                <Empty
+                  image={Empty.PRESENTED_IMAGE_SIMPLE}
+                  description="该采购单暂无门店订单"
+                  className="py-8!"
+                />
+              )
             ) : (
               <>
                 <Space style={{ marginBottom: 20 }}>
@@ -877,6 +1004,101 @@ const PurchaseOrderPage: React.FC = () => {
           </Form.Item>
         </Form>
       </Modal>
+
+      {/* 周转框/托盘合并记录下钻：按门店展示全部订单逐笔修改（采购单已完成则只读） */}
+      <Modal
+        title={
+          containerStore
+            ? `${containerStore.store_name} · 周转框/托盘`
+            : '周转框/托盘'
+        }
+        open={containerOpen}
+        onCancel={() => {
+          setContainerOpen(false);
+          setContainerStore(null);
+        }}
+        onOk={() => containerForm.submit()}
+        confirmLoading={containerSaving}
+        okText="保存"
+        okButtonProps={{ disabled: detail?.purchase.status !== 0 }}
+        width={760}
+        destroyOnHidden
+      >
+        <div className="py-2 text-gray-500">
+          该门店在本采购单下的全部订单（{containerStore?.order_count ?? 0} 笔）：
+          {detail?.purchase.status === 0
+            ? '逐笔修改后保存，系统将自动重算每笔订单的附加金额与订单总金额。'
+            : '采购单已完成，仅可查看。'}
+        </div>
+        <Form form={containerForm} layout="vertical" onFinish={handleContainerSave}>
+          <Form.List name="orders">
+            {(fields) => (
+              <div className="overflow-hidden rounded border border-gray-200">
+                <div className="flex bg-gray-50 px-4 py-2 text-sm text-gray-500">
+                  <div className="flex-1">订单号</div>
+                  <div className="w-36 shrink-0 text-center">
+                    周转框（单价 ¥{containerStore?.box_price ?? '0.00'}）
+                  </div>
+                  <div className="w-36 shrink-0 text-center">
+                    周转托盘（单价 ¥{containerStore?.tray_price ?? '0.00'}）
+                  </div>
+                </div>
+                {fields.map((field) => {
+                  const order = containerStore?.orders[field.name];
+                  return (
+                    <div key={field.key} className="flex items-center border-t border-gray-100 px-4 py-2">
+                      <div className="min-w-0 flex-1 pr-2 text-sm">
+                        <Text copyable={{ text: order?.order_no ?? '' }}>{order?.order_no ?? '-'}</Text>
+                      </div>
+                      <Form.Item name={[field.name, 'order_id']} hidden>
+                        <Input />
+                      </Form.Item>
+                      <Form.Item
+                        className="m-0! w-36 shrink-0"
+                        name={[field.name, 'box_num']}
+                        rules={[{ required: true, message: '请输入周转框数量' }]}
+                      >
+                        <InputNumber
+                          className="w-full"
+                          min={0}
+                          precision={0}
+                          disabled={detail?.purchase.status !== 0}
+                          placeholder="周转框数量"
+                        />
+                      </Form.Item>
+                      <Form.Item
+                        className="m-0! w-36 shrink-0"
+                        name={[field.name, 'tray_num']}
+                        rules={[{ required: true, message: '请输入周转托盘数量' }]}
+                      >
+                        <InputNumber
+                          className="w-full"
+                          min={0}
+                          precision={0}
+                          disabled={detail?.purchase.status !== 0}
+                          placeholder="周转托盘数量"
+                        />
+                      </Form.Item>
+                    </div>
+                  );
+                })}
+              </div>
+            )}
+          </Form.List>
+        </Form>
+        <Space orientation="vertical" className="mt-3! w-full rounded bg-gray-50 p-3">
+          <div>
+            <Text type="secondary">周转框合计：</Text>
+            <Text strong>{previewContainerBox}</Text>
+            <Text type="secondary" className="ml-6!">周转托盘合计：</Text>
+            <Text strong>{previewContainerTray}</Text>
+          </div>
+          <div>
+            <Text type="secondary">附加金额合计：</Text>
+            <Text strong type="danger">¥{previewContainerAdded.toFixed(2)}</Text>
+          </div>
+        </Space>
+      </Modal>
     </>
   );
 };