diff --git a/application/admin/service/AdminDao.php b/application/admin/dao/AdminDao.php
similarity index 96%
rename from application/admin/service/AdminDao.php
rename to application/admin/dao/AdminDao.php
index 1d36372..c6f12c2 100644
--- a/application/admin/service/AdminDao.php
+++ b/application/admin/dao/AdminDao.php
@@ -6,7 +6,7 @@
  * Time: 15:49
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/CfChannelInfoDao.php b/application/admin/dao/CfChannelInfoDao.php
similarity index 96%
rename from application/admin/service/CfChannelInfoDao.php
rename to application/admin/dao/CfChannelInfoDao.php
index 1bda8f4..b5c5fb1 100644
--- a/application/admin/service/CfChannelInfoDao.php
+++ b/application/admin/dao/CfChannelInfoDao.php
@@ -6,7 +6,7 @@
  * Time: 15:20
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/CfSuplierInfoDao.php b/application/admin/dao/CfSuplierInfoDao.php
similarity index 96%
rename from application/admin/service/CfSuplierInfoDao.php
rename to application/admin/dao/CfSuplierInfoDao.php
index 521cc60..e8cfb7e 100644
--- a/application/admin/service/CfSuplierInfoDao.php
+++ b/application/admin/dao/CfSuplierInfoDao.php
@@ -6,7 +6,7 @@
  * Time: 16:03
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/OrderHotelDao.php b/application/admin/dao/OrderHotelDao.php
similarity index 99%
rename from application/admin/service/OrderHotelDao.php
rename to application/admin/dao/OrderHotelDao.php
index 1c40d85..197a8a8 100644
--- a/application/admin/service/OrderHotelDao.php
+++ b/application/admin/dao/OrderHotelDao.php
@@ -6,7 +6,7 @@
  * Time: 13:36
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/OrderItemDao.php b/application/admin/dao/OrderItemDao.php
similarity index 99%
rename from application/admin/service/OrderItemDao.php
rename to application/admin/dao/OrderItemDao.php
index 5017255..1faed68 100644
--- a/application/admin/service/OrderItemDao.php
+++ b/application/admin/dao/OrderItemDao.php
@@ -6,7 +6,7 @@
  * Time: 13:36
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/OrderMainDao.php b/application/admin/dao/OrderMainDao.php
similarity index 99%
rename from application/admin/service/OrderMainDao.php
rename to application/admin/dao/OrderMainDao.php
index f572934..350c3c2 100644
--- a/application/admin/service/OrderMainDao.php
+++ b/application/admin/dao/OrderMainDao.php
@@ -6,7 +6,7 @@
  * Time: 11:26
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/PaymentOrderDao.php b/application/admin/dao/PaymentOrderDao.php
similarity index 99%
rename from application/admin/service/PaymentOrderDao.php
rename to application/admin/dao/PaymentOrderDao.php
index 8666f68..f7a3773 100644
--- a/application/admin/service/PaymentOrderDao.php
+++ b/application/admin/dao/PaymentOrderDao.php
@@ -6,7 +6,7 @@
  * Time: 17:29
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/PurchaseDao.php b/application/admin/dao/PurchaseDao.php
similarity index 99%
rename from application/admin/service/PurchaseDao.php
rename to application/admin/dao/PurchaseDao.php
index f74202f..53002ad 100644
--- a/application/admin/service/PurchaseDao.php
+++ b/application/admin/dao/PurchaseDao.php
@@ -6,7 +6,7 @@
  * Time: 16:38
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/PurchasePriceDao.php b/application/admin/dao/PurchasePriceDao.php
similarity index 98%
rename from application/admin/service/PurchasePriceDao.php
rename to application/admin/dao/PurchasePriceDao.php
index 1a180a1..a0da498 100644
--- a/application/admin/service/PurchasePriceDao.php
+++ b/application/admin/dao/PurchasePriceDao.php
@@ -6,7 +6,7 @@
  * Time: 19:19
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/ReceiptOrderDao.php b/application/admin/dao/ReceiptOrderDao.php
similarity index 99%
rename from application/admin/service/ReceiptOrderDao.php
rename to application/admin/dao/ReceiptOrderDao.php
index ccb1884..377258a 100644
--- a/application/admin/service/ReceiptOrderDao.php
+++ b/application/admin/dao/ReceiptOrderDao.php
@@ -6,7 +6,7 @@
  * Time: 10:20
  */
 
-namespace app\admin\service;
+namespace app\admin\dao;
 
 
 use app\admin\command\Util;
diff --git a/application/admin/service/OrderMainService.php b/application/admin/service/OrderMainService.php
index f4d03c0..ca70037 100644
--- a/application/admin/service/OrderMainService.php
+++ b/application/admin/service/OrderMainService.php
@@ -3,13 +3,11 @@
 namespace app\admin\service;
 
 use app\admin\command\Util;
-use app\admin\model\OrderHotel;
-use app\admin\model\OrderItem;
-use app\admin\model\OrderMain;
-use app\admin\model\Purchase;
-use app\admin\model\PurchasePrice;
-use think\Exception;
-use think\Url;
+use app\admin\dao\OrderHotelDao;
+use app\admin\dao\OrderItemDao;
+use app\admin\dao\OrderMainDao;
+use app\admin\dao\PurchaseDao;
+use app\admin\dao\PurchasePriceDao;
 
 /**
  * Created by PhpStorm.
@@ -217,7 +215,7 @@ class OrderMainService
             $orderMainDao = new OrderMainDao();
             $orderMainDao->setOrderAmount($subOrderRe['data']['order_id']);
             return Util::returnArrSu("成功");
-        }catch (Exception $e){
+        }catch (\Exception $e){
             return Util::returnArrEr("删除子订单失败:".$e->getMessage());
         }
     }
diff --git a/application/admin/service/PaymentOrderService.php b/application/admin/service/PaymentOrderService.php
index dc68b4d..d51d713 100644
--- a/application/admin/service/PaymentOrderService.php
+++ b/application/admin/service/PaymentOrderService.php
@@ -10,6 +10,10 @@ namespace app\admin\service;
 
 
 use app\admin\command\Util;
+use app\admin\dao\OrderHotelDao;
+use app\admin\dao\OrderItemDao;
+use app\admin\dao\OrderMainDao;
+use app\admin\dao\PaymentOrderDao;
 use think\Db;
 
 class PaymentOrderService
diff --git a/application/admin/service/ReceiptOrderService.php b/application/admin/service/ReceiptOrderService.php
index 9a84cf7..7412607 100644
--- a/application/admin/service/ReceiptOrderService.php
+++ b/application/admin/service/ReceiptOrderService.php
@@ -10,8 +10,9 @@ namespace app\admin\service;
 
 
 use app\admin\command\Util;
+use app\admin\dao\OrderMainDao;
+use app\admin\dao\ReceiptOrderDao;
 use think\Db;
-use think\Exception;
 
 class ReceiptOrderService
 {