diff --git a/backend/modules/shop/views/after-sale/_search.php b/backend/modules/shop/views/after-sale/_search.php
index cd0a9d5..f84ef70 100644
--- a/backend/modules/shop/views/after-sale/_search.php
+++ b/backend/modules/shop/views/after-sale/_search.php
@@ -29,6 +29,19 @@ use \blobt\widgets\DateRangePicker;
         ])
         ?>
     </div>
+    <div class="col">
+        <?= $form->field($model, 'after_sale_sn', [
+            "template" => "{input}{error}",
+            "inputOptions" => [
+                "placeholder" => "售后单号",
+                "class" => "form-control",
+            ],
+            "errorOptions" => [
+                "class" => "error-tips"
+            ]
+        ])
+        ?>
+    </div>
     <div class="col">
         <?= $form->field($model, "created_at_range", [
             "template" => "{input}{error}",