diff --git a/addons/shopro/library/traits/model/order/OrderOper.php b/addons/shopro/library/traits/model/order/OrderOper.php
index 32250dc..59875bb 100644
--- a/addons/shopro/library/traits/model/order/OrderOper.php
+++ b/addons/shopro/library/traits/model/order/OrderOper.php
@@ -1025,6 +1025,28 @@ trait OrderOper
 
         // 退款完成
         $item->refund_status = \app\admin\model\shopro\order\OrderItem::REFUND_STATUS_FINISH;    // 退款完成
+
+        // 自动联动对齐该商品项关联的待处理/售后中售后单状态
+        $aftersales = \addons\shopro\model\OrderAftersale::where('order_item_id', $item->id)
+            ->where('aftersale_status', 'in', [
+                \addons\shopro\model\OrderAftersale::AFTERSALE_STATUS_NOOPER,
+                \addons\shopro\model\OrderAftersale::AFTERSALE_STATUS_AFTERING
+            ])->select();
+        foreach ($aftersales as $aftersale) {
+            $aftersale->aftersale_status = \addons\shopro\model\OrderAftersale::AFTERSALE_STATUS_OK;
+            $aftersale->refund_status    = \addons\shopro\model\OrderAftersale::REFUND_STATUS_FINISH;
+            $aftersale->refund_fee       = $item->refund_fee ?: $refundLog->refund_fee;
+            $aftersale->save();
+
+            $item->aftersale_status = \addons\shopro\model\OrderAftersale::AFTERSALE_STATUS_OK;
+
+            \addons\shopro\model\OrderAftersaleLog::operAdd($order, $aftersale, null, 'admin', [
+                'reason'  => '退款完成自动对齐',
+                'content' => '退款成功，系统自动将售后单对齐为完成状态',
+                'images'  => []
+            ]);
+        }
+
         $item->save();
         \addons\shopro\model\OrderAction::operAdd($order, $item, null, 'admin', '退款成功');
     }
diff --git a/addons/shopro_huifu/library/HuifuRefundService.php b/addons/shopro_huifu/library/HuifuRefundService.php
index e5dfece..ea02f1c 100644
--- a/addons/shopro_huifu/library/HuifuRefundService.php
+++ b/addons/shopro_huifu/library/HuifuRefundService.php
@@ -24,20 +24,25 @@ class HuifuRefundService
         }
 
         $splitOrder = SplitOrder::where('order_id', $order['id'])->where('channel', 'huifu')->where('status', 2)->find();
-        if ($splitOrder && !empty($splitOrder['confirm_hf_seq_id'])) {
-            return $this->confirmRefund($ext, $splitOrder, $refundLog, $refundMoney, $remark);
-        }
         try {
+            if ($splitOrder && !empty($splitOrder['confirm_hf_seq_id'])) {
+                return $this->confirmRefund($ext, $splitOrder, $refundLog, $refundMoney, $remark);
+            }
             return $this->scanpayRefund($ext, $refundLog, $refundMoney, $remark);
         } catch (\Throwable $e) {
-            // 如果汇付报错 23000003（申请退款金额大于可退款余额），核查是否此前已成功退款（幂等对齐防多退）
+            // 核查是否此前已在汇付成功退款（网关状态幂等自动对齐，防多退、防报错卡死）
+            if ($this->isAlreadyRefunded($ext, $refundMoney)) {
+                \think\Log::info('[shopro_huifu] 汇付检测到该笔退款此前已成功执行，执行本地状态自动对齐: order_id=' . $order['id']);
+                $refundLog->payment_json = json_encode([
+                    'idempotent' => true,
+                    'remark'     => '汇付核验已退款成功，自动对齐本地状态',
+                    'raw_error'  => $e->getMessage(),
+                ], JSON_UNESCAPED_UNICODE);
+                $refundLog->save();
+                return true;
+            }
+
             if (strpos($e->getMessage(), '23000003') !== false || strpos($e->getMessage(), '申请退款金额大于可退款余额') !== false) {
-                if ($this->isAlreadyRefunded($ext, $refundMoney)) {
-                    \think\Log::info('[shopro_huifu] 汇付检测到该笔退款此前已成功执行，执行本地状态幂等对齐: order_id=' . $order['id']);
-                    $refundLog->payment_json = json_encode(['idempotent' => true, 'remark' => '汇付核验已退款成功，自动对齐本地状态']);
-                    $refundLog->save();
-                    return true;
-                }
                 throw new \RuntimeException('汇付商户账户可用余额不足，请在汇付平台充值或留存可用资金后再退款');
             }
             throw $e;
@@ -45,15 +50,30 @@ class HuifuRefundService
     }
 
     public function isAlreadyRefunded($ext, $refundMoney)
+    {
+        $dates = array_filter(array_unique([
+            date('Ymd'),
+            !empty($ext['req_date']) ? $ext['req_date'] : null,
+        ]));
+
+        foreach ($dates as $date) {
+            if ($this->checkAcctLogForRefund($date, $refundMoney)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    protected function checkAcctLogForRefund($acctDate, $refundMoney)
     {
         try {
             SdkLoader::requireRequest('V2TradeAcctpaymentAcctlogQueryRequest.php');
             $request = new \BsPaySdk\request\V2TradeAcctpaymentAcctlogQueryRequest();
             $request->setReqSeqId(date('YmdHis') . mt_rand(1000, 9999));
             $request->setHuifuId($this->config->get('huifu_id'));
-            $request->setAcctDate($ext['req_date'] ?? date('Ymd'));
+            $request->setAcctDate($acctDate);
             $request->setExtendInfo([
-                'page_size' => '20',
+                'page_size' => '50',
                 'page_num'  => '1',
                 'acct_type' => '01',
             ]);
@@ -75,7 +95,7 @@ class HuifuRefundService
                 }
             }
         } catch (\Throwable $ex) {
-            \think\Log::error('[shopro_huifu] 幂等核查汇付退款流水异常: ' . $ex->getMessage());
+            \think\Log::error('[shopro_huifu] 幂等核查汇付退款流水异常(' . $acctDate . '): ' . $ex->getMessage());
         }
         return false;
     }
diff --git a/application/admin/controller/shopro/order/Aftersale.php b/application/admin/controller/shopro/order/Aftersale.php
index 9bec17b..945edcf 100644
--- a/application/admin/controller/shopro/order/Aftersale.php
+++ b/application/admin/controller/shopro/order/Aftersale.php
@@ -283,11 +283,25 @@ class Aftersale extends Backend
                     }
 
                     $orderItem = OrderItem::where('id', $aftersale['order_item_id'])->lock(true)->find();
-                    if (!$orderItem || in_array($orderItem['refund_status'], [
+                    if (!$orderItem) {
+                        throw new \Exception('订单商品不存在');
+                    }
+                    if (in_array($orderItem['refund_status'], [
                             \app\admin\model\shopro\order\OrderItem::REFUND_STATUS_OK,
                             \app\admin\model\shopro\order\OrderItem::REFUND_STATUS_FINISH,
                         ])) {
-                        throw new \Exception('订单商品已退款，不能重复退款');
+                        // 订单商品此前已完成退款，自动对齐售后单状态，防重复扣款与卡死
+                        $aftersale->aftersale_status = \app\admin\model\shopro\order\Aftersale::AFTERSALE_STATUS_OK;
+                        $aftersale->refund_status    = \app\admin\model\shopro\order\Aftersale::REFUND_STATUS_FINISH;
+                        $aftersale->refund_fee       = $orderItem->refund_fee ?: $refund_money;
+                        $aftersale->save();
+
+                        OrderAftersaleLog::operAdd($order, $aftersale, $this->auth->getUserInfo(), 'admin', [
+                            'reason'  => '卖家同意退款（自动对齐）',
+                            'content' => '订单商品此前已完成退款，系统自动对齐售后单为已完成',
+                            'images'  => []
+                        ]);
+                        return;
                     }
 
                     // 实时剩余可退金额硬校验（防多退）
diff --git a/tests/OrderRefundAutoAlignTest.php b/tests/OrderRefundAutoAlignTest.php
new file mode 100644
index 0000000..43a473e
--- /dev/null
+++ b/tests/OrderRefundAutoAlignTest.php
@@ -0,0 +1,93 @@
+<?php
+/**
+ * 订单与售后退款自动对齐单元测试 (TDD)
+ */
+
+class OrderRefundAutoAlignTest
+{
+    private $passed = 0;
+    private $failed = 0;
+
+    public function run()
+    {
+        echo "=== 开始执行 订单与售后退款自动对齐单元测试 (TDD) ===\n";
+        $this->testOrderOperRefundFinishAlignsAftersale();
+        $this->testAftersaleRefundAutoAlignsWhenItemAlreadyRefunded();
+        $this->testHuifuRefundServiceMultiDateAndSelfHealing();
+
+        echo "\n测试结果: {$this->passed} 通过, {$this->failed} 失败\n";
+        if ($this->failed > 0) {
+            exit(1);
+        }
+    }
+
+    private function assert($condition, $message)
+    {
+        if ($condition) {
+            echo "  [PASS] {$message}\n";
+            $this->passed++;
+        } else {
+            echo "  [FAIL] {$message}\n";
+            $this->failed++;
+        }
+    }
+
+    /**
+     * 验证 OrderOper::refundFinish 会自动联动对齐该商品项下的待处理售后单
+     */
+    public function testOrderOperRefundFinishAlignsAftersale()
+    {
+        $filePath = __DIR__ . '/../addons/shopro/library/traits/model/order/OrderOper.php';
+        $this->assert(is_file($filePath), "OrderOper.php 必须存在");
+
+        $content = file_get_contents($filePath);
+        $startPos = strpos($content, 'function refundFinish(');
+        $this->assert($startPos !== false, "OrderOper.php 必须包含 refundFinish 方法");
+
+        $nextFuncPos = strpos($content, 'public function ', $startPos + 20);
+        $methodBody = substr($content, $startPos, $nextFuncPos - $startPos);
+
+        $hasAftersaleAlign = strpos($methodBody, 'OrderAftersale') !== false 
+            && (strpos($methodBody, 'aftersale_status') !== false);
+        $this->assert($hasAftersaleAlign, "refundFinish 必须联动更新关联的 OrderAftersale 状态以实现自动对齐");
+    }
+
+    /**
+     * 验证 Aftersale 控制器的 refund 方法在商品已退款时自动对齐售后单状态，而不是直接抛异常卡死
+     */
+    public function testAftersaleRefundAutoAlignsWhenItemAlreadyRefunded()
+    {
+        $filePath = __DIR__ . '/../application/admin/controller/shopro/order/Aftersale.php';
+        $content = file_get_contents($filePath);
+
+        $startPos = strpos($content, 'function refund(');
+        $nextFuncPos = strpos($content, 'public function ', $startPos + 20);
+        $methodBody = substr($content, $startPos, $nextFuncPos - $startPos);
+
+        // 检查当 $orderItem 已经退款时，是否进行售后单自动对齐保存
+        $hasAutoAlign = strpos($methodBody, 'AFTERSALE_STATUS_OK') !== false
+            && strpos($methodBody, 'REFUND_STATUS_FINISH') !== false
+            && preg_match('/OrderAftersaleLog::operAdd.+?对齐/s', $methodBody);
+
+        $this->assert((bool)$hasAutoAlign, "Aftersale.php 的 refund 方法在检测到商品已退款时，必须自动对齐售后单并记录对齐日志");
+    }
+
+    /**
+     * 验证 HuifuRefundService 支持跨日期核验（当天及原交易日）和全局异常自愈对齐
+     */
+    public function testHuifuRefundServiceMultiDateAndSelfHealing()
+    {
+        $filePath = __DIR__ . '/../addons/shopro_huifu/library/HuifuRefundService.php';
+        $content = file_get_contents($filePath);
+
+        $hasMultiDate = strpos($content, "date('Ymd')") !== false && strpos($content, "req_date") !== false;
+        $this->assert($hasMultiDate, "HuifuRefundService 幂等核验必须支持多日期（当天与原交易日）检查");
+
+        $hasSelfHealing = strpos($content, 'isAlreadyRefunded') !== false 
+            && strpos($content, 'idempotent') !== false;
+        $this->assert($hasSelfHealing, "HuifuRefundService 必须包含汇付已退款场景的自动对齐自愈机制");
+    }
+}
+
+$test = new OrderRefundAutoAlignTest();
+$test->run();