diff --git a/hyhproject/common/model/Orders.php b/hyhproject/common/model/Orders.php
index 6f4a81b..3f6fccc 100755
--- a/hyhproject/common/model/Orders.php
+++ b/hyhproject/common/model/Orders.php
@@ -1547,15 +1547,19 @@ class Orders extends Base{
                                 '预获产品券转换所扣', 0);
                         }
 
+                        // 20201203预获产品券 * 层数*基数
+                        $buyerPreProductNum = round(($calBaseNum * (dataConf('couponPercentCanUsetGet')*0.01)),5);//1
+                        $totalMoney = $order['realTotalMoney'];//产品额
+                        $buyerPreProductNum = $buyerPreProductNum > $totalMoney ? $totalMoney : $buyerPreProductNum;
                         // 10.15添加：助购户的 助购预获 减少的同时 代快付值等额减少
                         if ((int)$order["helpUserLevel"] === 1) {
                             Db::name("orders")->where(compact('orderId'))->update([
-                                "helpGetCount"=>$order['goodsMoney']*((int)$order["helpUserLevel"]),
+                                "helpGetCount"=>$buyerPreProductNum,
                                 "helpGetCount2"=>$calBaseNum*((float)dataConf('helpSaleCouponsCalBase')/100),
                             ]);}
                         else {
                             Db::name("orders")->where(compact('orderId'))->update([
-                                "helpGetCount"=>$order['goodsMoney']*((int)$order["helpUserLevel"])*(float)dataConf("helpSaleCalBase"),
+                                "helpGetCount"=>$buyerPreProductNum*((int)$order["helpUserLevel"])*(float)dataConf("helpSaleCalBase"),
                                 "helpGetCount2"=>$calBaseNum*((float)dataConf('helpSaleCouponsCalBase')/100),
                             ]);
                         }