diff --git a/app/Services/OrderService.php b/app/Services/OrderService.php
index 9ae391ca..fcb19e0c 100644
--- a/app/Services/OrderService.php
+++ b/app/Services/OrderService.php
@@ -585,7 +585,7 @@ class OrderService
                 // 总金额
                 'total_amount' => $sku->sell_price * $item['quantity'],
                 // 总销售值
-                'total_sales_value' => bcdiv($sku->sales_value, $item['quantity']),
+                'total_sales_value' => bcmul($sku->sales_value, $item['quantity'], 2),
             ]);
         });