diff --git a/app/AdminAgent/Controllers/WorkorderController.php b/app/AdminAgent/Controllers/WorkorderController.php
index 6645bb7..fa26c8f 100755
--- a/app/AdminAgent/Controllers/WorkorderController.php
+++ b/app/AdminAgent/Controllers/WorkorderController.php
@@ -53,7 +53,7 @@ class WorkorderController extends AdminController
 		}
 
 		foreach ($workorder as $v) {
-			$item = WorkorderItem::query()->where('workorder_id',$v->id)->orderByDesc('updated_at')->first();
+			$item = WorkorderItem::query()->where('workorder_id',$v->id)->orderByDesc('id')->first();
 			$arr = [
 				'workorder_id' => $v->id,
 				'unread' => true,
@@ -305,7 +305,7 @@ class WorkorderController extends AdminController
 		$item->save();
 
 		// 更新一下主表的时间做排序用
-		$workorder->updated_at = $item->updated_at;
+		$workorder->updated_at = time();
 		$workorder->save();
 
 		// 缓存提示信息
@@ -352,7 +352,7 @@ class WorkorderController extends AdminController
 		$item->save();
 
 		// 更新一下主表的时间做排序用
-		$workorder->updated_at = $item->updated_at;
+		$workorder->updated_at = time();
 		$workorder->save();
 
 		// 缓存提示信息
diff --git a/app/AdminGuide/Controllers/WorkorderController.php b/app/AdminGuide/Controllers/WorkorderController.php
index f13a196..8cb2ae1 100755
--- a/app/AdminGuide/Controllers/WorkorderController.php
+++ b/app/AdminGuide/Controllers/WorkorderController.php
@@ -53,7 +53,7 @@ class WorkorderController extends AdminController
 		}
 
 		foreach ($workorder as $v) {
-			$item = WorkorderItem::query()->where('workorder_id',$v->id)->orderByDesc('updated_at')->first();
+			$item = WorkorderItem::query()->where('workorder_id',$v->id)->orderByDesc('id')->first();
 			$arr = [
 				'workorder_id' => $v->id,
 				'unread' => true,
@@ -269,7 +269,7 @@ class WorkorderController extends AdminController
 		$item->save();
 
 		// 更新一下主表的时间做排序用
-		$workorder->updated_at = $item->updated_at;
+		$workorder->updated_at = time();
 		$workorder->save();
 
 		// 缓存提示信息
@@ -315,7 +315,7 @@ class WorkorderController extends AdminController
 		$item->save();
 
 		// 更新一下主表的时间做排序用
-		$workorder->updated_at = $item->updated_at;
+		$workorder->updated_at = time();
 		$workorder->save();
 
 		// 缓存提示信息
diff --git a/app/AdminSupplier/Controllers/WorkorderController.php b/app/AdminSupplier/Controllers/WorkorderController.php
index 90e6d37..1f2f2b3 100755
--- a/app/AdminSupplier/Controllers/WorkorderController.php
+++ b/app/AdminSupplier/Controllers/WorkorderController.php
@@ -49,7 +49,7 @@ class WorkorderController extends AdminController
 		}
 
 		foreach ($workorder as $v) {
-			$item = WorkorderItem::query()->where('workorder_id',$v->id)->orderByDesc('updated_at')->first();
+			$item = WorkorderItem::query()->where('workorder_id',$v->id)->orderByDesc('id')->first();
 			$arr = [
 				'workorder_id' => $v->id,
 				'unread' => true,
@@ -267,7 +267,7 @@ class WorkorderController extends AdminController
 		$item->save();
 
 		// 更新一下主表的时间做排序用
-		$workorder->updated_at = $item->updated_at;
+		$workorder->updated_at = time();
 		$workorder->save();
 
 		// 缓存提示信息
@@ -314,7 +314,7 @@ class WorkorderController extends AdminController
 		$item->save();
 
 		// 更新一下主表的时间做排序用
-		$workorder->updated_at = $item->updated_at;
+		$workorder->updated_at = time();
 		$workorder->save();
 
 		// 缓存提示信息