diff --git a/webht/third_party/trippestOrderSync/models/orderFinance_model.php b/webht/third_party/trippestOrderSync/models/orderFinance_model.php
index b55708bc..1c0b3d52 100644
--- a/webht/third_party/trippestOrderSync/models/orderFinance_model.php
+++ b/webht/third_party/trippestOrderSync/models/orderFinance_model.php
@@ -140,7 +140,7 @@ class OrderFinance_model extends CI_Model {
     public function get_max_cold_person_num($coli_sn=0, $cold_str='')
     {
         $sql = "SELECT
-                    ISNULL(MAX(COLD_PersonNum+COLD_ChildNum+ISNULL(COLD_BabyNum,0)), 0) person_num
+                    ISNULL(MAX(ISNULL(COLD_PersonNum,0)+ISNULL(COLD_ChildNum,0)+ISNULL(COLD_BabyNum,0)), 0) person_num
                     ,ISNULL(MAX(COLD_PersonNum), 0) adult_num
                     ,ISNULL(MAX(COLD_ChildNum+ISNULL(COLD_BabyNum,0)), 0) child_num
                     from BIZ_ConfirmLineDetail