diff --git a/app/models/merchant/merchant.go b/app/models/merchant/merchant.go
index 4ab1a40..7919627 100644
--- a/app/models/merchant/merchant.go
+++ b/app/models/merchant/merchant.go
@@ -78,7 +78,7 @@ func (m *merchantModel) Search(id int64, name string, startTime string, endTime
 		sql += " and created_at >= ? and created_at <= ?"
 		args = append(args, startTime, endTime)
 	}
-	err = m.GetDb().Where(sql, args...).OrderBy("created_at").Desc().Limit(limit, page).Find(&merchant)
+	err = m.GetDb().Where(sql, args...).OrderBy("created_at desc").Limit(limit, page).Find(&merchant)
 	return
 }
 
diff --git a/app/models/orders/orders.go b/app/models/orders/orders.go
index 1327f03..82f5aca 100644
--- a/app/models/orders/orders.go
+++ b/app/models/orders/orders.go
@@ -145,7 +145,7 @@ func (m *ordersModel) Search(
 		sql += " and created_at >= ? and created_at <= ?"
 		args = append(args, startTime, endTime)
 	}
-	err = m.GetDb().Where(sql, args...).OrderBy("created_at").Desc().Limit(limit, page).Find(&orders)
+	err = m.GetDb().Where(sql, args...).OrderBy("created_at desc").Limit(limit, page).Find(&orders)
 	return
 }
 
diff --git a/app/models/product/product.go b/app/models/product/product.go
index bc0de6e..07f319e 100644
--- a/app/models/product/product.go
+++ b/app/models/product/product.go
@@ -1,6 +1,7 @@
 package product
 
 import (
+	"fmt"
 	"sync"
 	"time"
 
@@ -80,7 +81,8 @@ func (m *productModel) Search(id int64, name string, startTime string, endTime s
 		sql += " and created_at >= ? and created_at <= ?"
 		args = append(args, startTime, endTime)
 	}
-	err = m.GetDb().Where(sql, args...).OrderBy("created_at").Desc().Limit(limit, page).Find(&product)
+	err = m.GetDb().Where(sql, args...).OrderBy("created_at desc").Limit(limit, page).Find(&product)
+	fmt.Println(err)
 	return
 }
 
diff --git a/app/models/whitelist/whitelist.go b/app/models/whitelist/whitelist.go
index c4724bf..f7ed567 100644
--- a/app/models/whitelist/whitelist.go
+++ b/app/models/whitelist/whitelist.go
@@ -91,7 +91,7 @@ func (m *whitelistModel) Search(id int64, merchant_id int64, ip string, startTim
 		sql += " and created_at >= ? and created_at <= ?"
 		args = append(args, startTime, endTime)
 	}
-	err = m.GetDb().Where(sql, args...).OrderBy("created_at").Desc().Limit(limit, page).Find(&whitelist)
+	err = m.GetDb().Where(sql, args...).OrderBy("created_at desc").Limit(limit, page).Find(&whitelist)
 	return
 }