diff --git a/backend/app/Platform/Tmall/EntityParse/Refund.php b/backend/app/Platform/Tmall/EntityParse/Refund.php
index a04f85a..2d5a93a 100644
--- a/backend/app/Platform/Tmall/EntityParse/Refund.php
+++ b/backend/app/Platform/Tmall/EntityParse/Refund.php
@@ -69,49 +69,14 @@ class Refund extends EntityParse
     /**
      * 实体数据映射 - 映射到 refunds 表
      *
-     * Tmall 每个售后单映射为一条 refunds 记录
+     * Tmall 不存在父退款订单，因此此方法返回空值
      *
      * @param array $raw_data 原始数据数组
      * @return LazyCollection 每个元素为可供 Refund Model::fill() 使用的数组
      */
     public function entityMap(array $raw_data): LazyCollection
     {
-        return LazyCollection::make(function () use ($raw_data) {
-            $records = isset($raw_data[0]) ? $raw_data : [$raw_data];
-
-            foreach ($records as $record) {
-                $raw = \json_encode($record);
-                $tz = $this->getStore()->getTimezoneString();
-                $refund_fee = (float) ($record['refund_fee'] ?? 0);
-
-                yield [
-                    'company_id' => $this->getCompany()->id,
-                    'platform_id' => $this->getPlatform()->id,
-                    'store_id' => $this->getStore()->id,
-                    'order_id' => null,
-                    'platform_order_id' => strval($record['tid']),
-                    'platform_refund_id' => strval($record['refund_id']),
-                    'refund_status_id' => $this->getRefundStatusId($record['status']),
-                    'refund_type_id' => $this->getRefundTypeId($record),
-                    'reason' => $record['reason'] ?? null,
-                    'refund_amount' => $refund_fee,
-                    'freight_refund' => 0,
-                    'refund_total' => $refund_fee,
-                    'currency' => 'CNY',
-                    'buyer_user_id' => $record['buyer_open_uid'] ?? null,
-                    'order_created_date' => Carbon::parse($record['created'], $tz)->format('Y-m-d H:i:sP'),
-                    'order_paid_date' => Carbon::parse($record['created'], $tz)->format('Y-m-d H:i:sP'),
-                    'created_date' => Carbon::parse($record['created'], $tz)->format('Y-m-d H:i:sP'),
-                    'updated_date' => isset($record['modified']) ? Carbon::parse($record['modified'], $tz)->format('Y-m-d H:i:sP') : null,
-                    'completed_date' => isset($record['end_time']) ? Carbon::parse($record['end_time'], $tz)->format('Y-m-d H:i:sP') : null,
-                    'raw' => $raw,
-                    'ext' => null,
-                    'hash' => \md5($raw),
-                    'created_at' => Carbon::now()->format('Y-m-d H:i:sP'),
-                    'updated_at' => Carbon::now()->format('Y-m-d H:i:sP'),
-                ];
-            }
-        });
+        return LazyCollection::make();
     }
 
     /**
@@ -149,6 +114,15 @@ class Refund extends EntityParse
         ];
     }
 
+    /**
+     * Tmall 没有父级退款单
+     * @return bool 
+     */
+    public function hasParentRefund(): bool
+    {
+        return false;
+    }
+
     /**
      * 格式化退款子项数据 - 映射到 refund_items 表
      *
@@ -159,14 +133,13 @@ class Refund extends EntityParse
      * @param array $platform_refund_id_to_local_refund_id_map [platform_refund_id => local db refund id]
      * @return array
      */
-    public function formatRefundItemsFromRaw(array $raw_data, array $platform_refund_id_to_local_refund_id_map): array
+    public function formatRefundItemsFromRaw(array $raw_data, array| null $platform_refund_id_to_local_refund_id_map = null): array
     {
         $records = isset($raw_data[0]) ? $raw_data : [$raw_data];
         $items = [];
 
         foreach ($records as $record) {
             $platform_refund_id = strval($record['refund_id']);
-            $refund_id = $platform_refund_id_to_local_refund_id_map[$platform_refund_id] ?? 0;
             $tz = $this->getStore()->getTimezoneString();
             $raw = \json_encode($record);
 
@@ -174,7 +147,7 @@ class Refund extends EntityParse
                 'company_id' => $this->getCompany()->id,
                 'platform_id' => $this->getPlatform()->id,
                 'store_id' => $this->getStore()->id,
-                'refund_id' => $refund_id,
+                'refund_id' => 0,
                 'platform_parent_refund_id' => '',
                 'platform_refund_id' => $platform_refund_id,
                 'refund_status_id' => $this->getRefundStatusId($record['status']),
@@ -187,8 +160,8 @@ class Refund extends EntityParse
                 'platform_product_id' => isset($record['num_iid']) ? strval($record['num_iid']) : null,
                 'quantity' => $record['num'] ?? 0,
                 'refund_amount' => (float) ($record['refund_fee'] ?? 0),
-                'order_created_date' => Carbon::parse($record['created'], $tz)->format('Y-m-d H:i:sP'),
-                'order_paid_date' => Carbon::parse($record['created'], $tz)->format('Y-m-d H:i:sP'),
+                'order_created_date' => null, // @attention 暂时设置为 null， 后续会批量更新
+                'order_paid_date' => null, // @attention 暂时设置为 null， 后续会批量更新
                 'created_date' => Carbon::parse($record['created'], $tz)->format('Y-m-d H:i:sP'),
                 'updated_date' => isset($record['modified']) ? Carbon::parse($record['modified'], $tz)->format('Y-m-d H:i:sP') : null,
                 'completed_date' => isset($record['end_time']) ? Carbon::parse($record['end_time'], $tz)->format('Y-m-d H:i:sP') : null,