diff --git a/CHANGELOG.md b/CHANGELOG.md
index a0e862e6..de2c556d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,15 @@
+### [v1.5.0](https://gitee.com/koogua/course-tencent-cloud/releases/v1.5.0)(2022-01-01)
+
+- 调整对内部人员通知任务类型的前缀
+- 调整微信和短信通知发送判断逻辑
+- 支付后解除秒杀商品锁定
+- 加强支付流程数据验证
+- 加强退款流程数据验证
+- 优化账户创建数据流
+- 优化课程创建数据流
+- 优化章节创建数据流
+- 优化发货逻辑
+
 ### [v1.4.9](https://gitee.com/koogua/course-tencent-cloud/releases/v1.4.9)(2022-01-01)
 
 - 修正订单消费未奖励积分问题
diff --git a/README.md b/README.md
index dda2a478..dbf933d0 100644
--- a/README.md
+++ b/README.md
@@ -1,15 +1,15 @@
 ## 酷瓜云课堂
 
-![酷瓜云网课GPL协议开源](https://portal-1255691183.file.myqcloud.com/img/content/60e7aea40966f.png)
+![酷瓜云课堂](https://portal-1255691183.file.myqcloud.com/img/content/61dd395c053e5.png)
 
 ### 系统介绍
 
 酷瓜云课堂，依托腾讯云基础服务架构，采用C扩展框架Phalcon开发，GPL-2.0开源协议，致力开源网课系统，开源网校系统，开源知识付费系统，开源在线教育系统。
 
-![star](https://svg.hamm.cn/gitee.svg?user=koogua&project=course-tencent-cloud&type=star)
-![fork](https://svg.hamm.cn/gitee.svg?user=koogua&project=course-tencent-cloud&type=fork)
-![license](https://svg.hamm.cn/gitee.svg?user=koogua&project=course-tencent-cloud&type=license)
-![release](https://svg.hamm.cn/gitee.svg?user=koogua&project=course-tencent-cloud&type=release)
+![star](https://koogua.com/gitee/badge?user=koogua&project=course-tencent-cloud&type=star)
+![fork](https://koogua.com/gitee/badge?user=koogua&project=course-tencent-cloud&type=fork)
+![license](https://koogua.com/gitee/badge?user=koogua&project=course-tencent-cloud&type=license)
+![release](https://koogua.com/gitee/badge?user=koogua&project=course-tencent-cloud&type=release)
 
 ### 系统功能
 
diff --git a/app/Console/Tasks/DeliverTask.php b/app/Console/Tasks/DeliverTask.php
index 091790bc..521847a2 100644
--- a/app/Console/Tasks/DeliverTask.php
+++ b/app/Console/Tasks/DeliverTask.php
@@ -7,19 +7,18 @@
 
 namespace App\Console\Tasks;
 
-use App\Models\Course as CourseModel;
-use App\Models\CourseUser as CourseUserModel;
-use App\Models\ImGroupUser as ImGroupUserModel;
 use App\Models\Order as OrderModel;
 use App\Models\Refund as RefundModel;
 use App\Models\Task as TaskModel;
 use App\Models\Trade as TradeModel;
 use App\Repos\Course as CourseRepo;
-use App\Repos\ImGroup as ImGroupRepo;
-use App\Repos\ImGroupUser as ImGroupUserRepo;
-use App\Repos\ImUser as ImUserRepo;
 use App\Repos\Order as OrderRepo;
+use App\Repos\Package as PackageRepo;
 use App\Repos\User as UserRepo;
+use App\Repos\Vip as VipRepo;
+use App\Services\Logic\Deliver\CourseDeliver as CourseDeliverService;
+use App\Services\Logic\Deliver\PackageDeliver as PackageDeliverService;
+use App\Services\Logic\Deliver\VipDeliver as VipDeliverService;
 use App\Services\Logic\Notice\OrderFinish as OrderFinishNotice;
 use App\Services\Logic\Point\History\OrderConsume as OrderConsumePointHistory;
 use Phalcon\Mvc\Model;
@@ -31,8 +30,6 @@ class DeliverTask extends Task
 
     public function mainAction()
     {
-        $logger = $this->getLogger('order');
-
         $tasks = $this->findTasks(30);
 
         echo sprintf('pending tasks: %s', $tasks->count()) . PHP_EOL;
@@ -45,15 +42,7 @@ class DeliverTask extends Task
 
         foreach ($tasks as $task) {
 
-            $orderId = $task->item_info['order']['id'] ?? 0;
-
-            $order = $orderRepo->findById($orderId);
-
-            if (!$order) {
-                $task->status = TaskModel::STATUS_FAILED;
-                $task->update();
-                continue;
-            }
+            $order = $orderRepo->findById($task->item_id);
 
             try {
 
@@ -72,16 +61,10 @@ class DeliverTask extends Task
                 }
 
                 $order->status = OrderModel::STATUS_FINISHED;
-
-                if ($order->update() === false) {
-                    throw new \RuntimeException('Update Order Status Failed');
-                }
+                $order->update();
 
                 $task->status = TaskModel::STATUS_FINISHED;
-
-                if ($task->update() === false) {
-                    throw new \RuntimeException('Update Task Status Failed');
-                }
+                $task->update();
 
                 $this->db->commit();
 
@@ -98,7 +81,9 @@ class DeliverTask extends Task
 
                 $task->update();
 
-                $logger->error('Order Process Exception ' . kg_json_encode([
+                $logger = $this->getLogger('deliver');
+
+                $logger->error('Deliver Task Exception ' . kg_json_encode([
                         'file' => $e->getFile(),
                         'line' => $e->getLine(),
                         'message' => $e->getMessage(),
@@ -119,126 +104,47 @@ class DeliverTask extends Task
 
     protected function handleCourseOrder(OrderModel $order)
     {
-        $course = $order->item_info['course'];
-
-        if ($course['model'] == CourseModel::MODEL_OFFLINE) {
-            $expiryTime = strtotime($course['attrs']['end_date']);
-        } else {
-            $expiryTime = $course['study_expiry_time'];
-        }
-
-        $courseUser = new CourseUserModel();
-
-        $courseUser->user_id = $order->owner_id;
-        $courseUser->course_id = $order->item_id;
-        $courseUser->expiry_time = $expiryTime;
-        $courseUser->role_type = CourseUserModel::ROLE_STUDENT;
-        $courseUser->source_type = CourseUserModel::SOURCE_CHARGE;
-
-        $courseUser->create();
-
         $courseRepo = new CourseRepo();
 
-        $course = $courseRepo->findById($course['id']);
-
-        $course->user_count += 1;
-
-        $course->update();
-
-        $groupRepo = new ImGroupRepo();
-
-        $group = $groupRepo->findByCourseId($course->id);
-
-        $imUserRepo = new ImUserRepo();
-
-        $imUser = $imUserRepo->findById($order->owner_id);
-
-        $groupUserRepo = new ImGroupUserRepo();
-
-        $groupUser = $groupUserRepo->findGroupUser($group->id, $order->owner_id);
-
-        if (!$groupUser) {
-
-            $groupUser = new ImGroupUserModel();
-
-            $groupUser->group_id = $group->id;
-            $groupUser->user_id = $order->owner_id;
-            $groupUser->create();
-
-            $imUser->group_count += 1;
-            $imUser->update();
-
-            $group->user_count += 1;
-            $group->update();
-        }
-    }
-
-    protected function handlePackageOrder(OrderModel $order)
-    {
-        $itemInfo = $order->item_info;
-
-        foreach ($itemInfo['courses'] as $course) {
-
-            $courseUser = new CourseUserModel();
-
-            $courseUser->user_id = $order->owner_id;
-            $courseUser->course_id = $course['id'];
-            $courseUser->expiry_time = $course['study_expiry_time'];
-            $courseUser->role_type = CourseUserModel::ROLE_STUDENT;
-            $courseUser->source_type = CourseUserModel::SOURCE_CHARGE;
-
-            $courseUser->create();
-
-            $courseRepo = new CourseRepo();
-
-            $course = $courseRepo->findById($course['id']);
-
-            $course->user_count += 1;
-
-            $course->update();
-
-            $groupRepo = new ImGroupRepo();
-
-            $group = $groupRepo->findByCourseId($course->id);
-
-            $imUserRepo = new ImUserRepo();
-
-            $imUser = $imUserRepo->findById($order->owner_id);
-
-            $groupUserRepo = new ImGroupUserRepo();
-
-            $groupUser = $groupUserRepo->findGroupUser($group->id, $order->owner_id);
-
-            if (!$groupUser) {
-
-                $groupUser = new ImGroupUserModel();
-
-                $groupUser->group_id = $group->id;
-                $groupUser->user_id = $order->owner_id;
-                $groupUser->create();
-
-                $imUser->group_count += 1;
-                $imUser->update();
-
-                $group->user_count += 1;
-                $group->update();
-            }
-        }
-    }
-
-    protected function handleVipOrder(OrderModel $order)
-    {
-        $itemInfo = $order->item_info;
+        $course = $courseRepo->findById($order->item_id);
 
         $userRepo = new UserRepo();
 
         $user = $userRepo->findById($order->owner_id);
 
-        $user->vip_expiry_time = $itemInfo['vip']['expiry_time'];
+        $service = new CourseDeliverService();
 
-        $user->vip = 1;
+        $service->handle($course, $user);
+    }
 
-        $user->update();
+    protected function handlePackageOrder(OrderModel $order)
+    {
+        $packageRepo = new PackageRepo();
+
+        $package = $packageRepo->findById($order->item_id);
+
+        $userRepo = new UserRepo();
+
+        $user = $userRepo->findById($order->owner_id);
+
+        $service = new PackageDeliverService();
+
+        $service->handle($package, $user);
+    }
+
+    protected function handleVipOrder(OrderModel $order)
+    {
+        $vipRepo = new VipRepo();
+
+        $vip = $vipRepo->findById($order->item_id);
+
+        $userRepo = new UserRepo();
+
+        $user = $userRepo->findById($order->owner_id);
+
+        $service = new VipDeliverService();
+
+        $service->handle($vip, $user);
     }
 
     protected function handleOrderConsumePoint(OrderModel $order)
@@ -311,7 +217,7 @@ class DeliverTask extends Task
     {
         $itemType = TaskModel::TYPE_DELIVER;
         $status = TaskModel::STATUS_PENDING;
-        $createTime = strtotime('-1 days');
+        $createTime = strtotime('-7 days');
 
         return TaskModel::query()
             ->where('item_type = :item_type:', ['item_type' => $itemType])
diff --git a/app/Console/Tasks/NoticeTask.php b/app/Console/Tasks/NoticeTask.php
index 1f8eac73..d8ec1d8b 100644
--- a/app/Console/Tasks/NoticeTask.php
+++ b/app/Console/Tasks/NoticeTask.php
@@ -26,8 +26,6 @@ class NoticeTask extends Task
 
     public function mainAction()
     {
-        $logger = $this->getLogger('notice');
-
         $tasks = $this->findTasks(300);
 
         if ($tasks->count() == 0) return;
@@ -55,16 +53,16 @@ class NoticeTask extends Task
                     case TaskModel::TYPE_NOTICE_POINT_GOODS_DELIVER:
                         $this->handlePointGoodsDeliverNotice($task);
                         break;
-                    case TaskModel::TYPE_NOTICE_CONSULT_CREATE:
+                    case TaskModel::TYPE_STAFF_NOTICE_CONSULT_CREATE:
                         $this->handleConsultCreateNotice($task);
                         break;
-                    case TaskModel::TYPE_NOTICE_TEACHER_LIVE:
+                    case TaskModel::TYPE_STAFF_NOTICE_TEACHER_LIVE:
                         $this->handleTeacherLiveNotice($task);
                         break;
-                    case TaskModel::TYPE_NOTICE_SERVER_MONITOR:
+                    case TaskModel::TYPE_STAFF_NOTICE_SERVER_MONITOR:
                         $this->handleServerMonitorNotice($task);
                         break;
-                    case TaskModel::TYPE_NOTICE_CUSTOM_SERVICE:
+                    case TaskModel::TYPE_STAFF_NOTICE_CUSTOM_SERVICE:
                         $this->handleCustomServiceNotice($task);
                         break;
                 }
@@ -84,6 +82,8 @@ class NoticeTask extends Task
 
                 $task->update();
 
+                $logger = $this->getLogger('notice');
+
                 $logger->error('Notice Process Exception ' . kg_json_encode([
                         'file' => $e->getFile(),
                         'line' => $e->getLine(),
@@ -178,10 +178,10 @@ class NoticeTask extends Task
             TaskModel::TYPE_NOTICE_CONSULT_REPLY,
             TaskModel::TYPE_NOTICE_POINT_GOODS_DELIVER,
             TaskModel::TYPE_NOTICE_LUCKY_GOODS_DELIVER,
-            TaskModel::TYPE_NOTICE_CONSULT_CREATE,
-            TaskModel::TYPE_NOTICE_TEACHER_LIVE,
-            TaskModel::TYPE_NOTICE_SERVER_MONITOR,
-            TaskModel::TYPE_NOTICE_CUSTOM_SERVICE,
+            TaskModel::TYPE_STAFF_NOTICE_CONSULT_CREATE,
+            TaskModel::TYPE_STAFF_NOTICE_TEACHER_LIVE,
+            TaskModel::TYPE_STAFF_NOTICE_SERVER_MONITOR,
+            TaskModel::TYPE_STAFF_NOTICE_CUSTOM_SERVICE,
         ];
 
         $status = TaskModel::STATUS_PENDING;
diff --git a/app/Console/Tasks/RefundTask.php b/app/Console/Tasks/RefundTask.php
index 53386a5a..34fdd257 100644
--- a/app/Console/Tasks/RefundTask.php
+++ b/app/Console/Tasks/RefundTask.php
@@ -29,8 +29,6 @@ class RefundTask extends Task
 
     public function mainAction()
     {
-        $logger = $this->getLogger('refund');
-
         $tasks = $this->findTasks(30);
 
         echo sprintf('pending tasks: %s', $tasks->count()) . PHP_EOL;
@@ -45,14 +43,12 @@ class RefundTask extends Task
 
         foreach ($tasks as $task) {
 
-            $itemInfo = $task->item_info;
-
-            $refund = $refundRepo->findById($itemInfo['refund']['id']);
+            $refund = $refundRepo->findById($task->item_id);
             $trade = $tradeRepo->findById($refund->trade_id);
             $order = $orderRepo->findById($refund->order_id);
 
-            if (!$refund || !$trade || !$order) {
-                $task->status = TaskModel::STATUS_FAILED;
+            if ($refund->status != RefundModel::STATUS_APPROVED) {
+                $task->status = TaskModel::STATUS_CANCELED;
                 $task->update();
                 continue;
             }
@@ -62,32 +58,19 @@ class RefundTask extends Task
                 $this->db->begin();
 
                 $this->handleTradeRefund($trade, $refund);
-
                 $this->handleOrderRefund($order);
 
                 $refund->status = RefundModel::STATUS_FINISHED;
-
-                if ($refund->update() === false) {
-                    throw new \RuntimeException('Update Refund Status Failed');
-                }
+                $refund->update();
 
                 $trade->status = TradeModel::STATUS_REFUNDED;
-
-                if ($trade->update() === false) {
-                    throw new \RuntimeException('Update Trade Status Failed');
-                }
+                $trade->update();
 
                 $order->status = OrderModel::STATUS_REFUNDED;
-
-                if ($order->update() === false) {
-                    throw new \RuntimeException('Update Order Status Failed');
-                }
+                $order->update();
 
                 $task->status = TaskModel::STATUS_FINISHED;
-
-                if ($task->update() === false) {
-                    throw new \RuntimeException('Update Task Status Failed');
-                }
+                $task->update();
 
                 $this->db->commit();
 
@@ -106,7 +89,9 @@ class RefundTask extends Task
 
                 $task->update();
 
-                $logger->info('Refund Task Exception ' . kg_json_encode([
+                $logger = $this->getLogger('refund');
+
+                $logger->error('Refund Task Exception ' . kg_json_encode([
                         'file' => $e->getFile(),
                         'line' => $e->getLine(),
                         'message' => $e->getMessage(),
diff --git a/app/Http/Admin/Services/Chapter.php b/app/Http/Admin/Services/Chapter.php
index 8536b080..8af518a0 100644
--- a/app/Http/Admin/Services/Chapter.php
+++ b/app/Http/Admin/Services/Chapter.php
@@ -11,10 +11,6 @@ use App\Builders\ResourceList as ResourceListBuilder;
 use App\Caches\Chapter as ChapterCache;
 use App\Caches\CourseChapterList as CatalogCache;
 use App\Models\Chapter as ChapterModel;
-use App\Models\ChapterLive as ChapterLiveModel;
-use App\Models\ChapterOffline as ChapterOfflineModel;
-use App\Models\ChapterRead as ChapterReadModel;
-use App\Models\ChapterVod as ChapterVodModel;
 use App\Models\Course as CourseModel;
 use App\Repos\Chapter as ChapterRepo;
 use App\Repos\Course as CourseRepo;
@@ -75,17 +71,14 @@ class Chapter extends Service
 
         $chapterRepo = new ChapterRepo();
 
-        $parentId = 0;
-
         if (isset($post['parent_id'])) {
             $parent = $validator->checkParent($post['parent_id']);
             $data['parent_id'] = $parent->id;
             $data['free'] = $validator->checkFreeStatus($post['free']);
             $data['priority'] = $chapterRepo->maxLessonPriority($post['parent_id']);
-            $parentId = $parent->id;
         } else {
             $data['priority'] = $chapterRepo->maxChapterPriority($post['course_id']);
-            $data['parent_id'] = $parentId;
+            $data['parent_id'] = 0;
         }
 
         $data['priority'] += 1;
@@ -100,39 +93,6 @@ class Chapter extends Service
                 throw new \RuntimeException('Create Chapter Failed');
             }
 
-            $data = [
-                'course_id' => $course->id,
-                'chapter_id' => $chapter->id,
-            ];
-
-            if ($parentId > 0) {
-
-                $attrs = false;
-
-                switch ($course->model) {
-                    case CourseMOdel::MODEL_VOD:
-                        $chapterVod = new ChapterVodModel();
-                        $attrs = $chapterVod->create($data);
-                        break;
-                    case CourseModel::MODEL_LIVE:
-                        $chapterLive = new ChapterLiveModel();
-                        $attrs = $chapterLive->create($data);
-                        break;
-                    case CourseModel::MODEL_READ:
-                        $chapterRead = new ChapterReadModel();
-                        $attrs = $chapterRead->create($data);
-                        break;
-                    case CourseModel::MODEL_OFFLINE:
-                        $chapterOffline = new ChapterOfflineModel();
-                        $attrs = $chapterOffline->create($data);
-                        break;
-                }
-
-                if ($attrs === false) {
-                    throw new \RuntimeException("Create Chapter Related Attrs Failed");
-                }
-            }
-
             $this->db->commit();
 
             $this->updateChapterStats($chapter);
diff --git a/app/Http/Admin/Services/Course.php b/app/Http/Admin/Services/Course.php
index 0cbf5d44..0c5d3298 100644
--- a/app/Http/Admin/Services/Course.php
+++ b/app/Http/Admin/Services/Course.php
@@ -16,10 +16,8 @@ use App\Library\Paginator\Query as PagerQuery;
 use App\Models\Category as CategoryModel;
 use App\Models\Course as CourseModel;
 use App\Models\CourseCategory as CourseCategoryModel;
-use App\Models\CourseRating as CourseRatingModel;
 use App\Models\CourseRelated as CourseRelatedModel;
 use App\Models\CourseUser as CourseUserModel;
-use App\Models\ImGroup as ImGroupModel;
 use App\Models\ImGroupUser as ImGroupUserModel;
 use App\Repos\Category as CategoryRepo;
 use App\Repos\Chapter as ChapterRepo;
@@ -90,25 +88,6 @@ class Course extends Service
                 throw new \RuntimeException('Create Course Failed');
             }
 
-            $courseRating = new CourseRatingModel();
-
-            $courseRating->course_id = $course->id;
-
-            if ($courseRating->create() === false) {
-                throw new \RuntimeException('Create CourseRating Failed');
-            }
-
-            $imGroup = new ImGroupModel();
-
-            $imGroup->type = ImGroupModel::TYPE_COURSE;
-            $imGroup->course_id = $course->id;
-            $imGroup->name = $course->title;
-            $imGroup->about = $course->summary;
-
-            if ($imGroup->create() === false) {
-                throw new \RuntimeException('Create ImGroup Failed');
-            }
-
             $this->db->commit();
 
             return $course;
diff --git a/app/Http/Admin/Services/User.php b/app/Http/Admin/Services/User.php
index fdc20f23..8ed17c4e 100644
--- a/app/Http/Admin/Services/User.php
+++ b/app/Http/Admin/Services/User.php
@@ -12,7 +12,6 @@ use App\Caches\User as UserCache;
 use App\Library\Paginator\Query as PaginateQuery;
 use App\Library\Utils\Password as PasswordUtil;
 use App\Models\Account as AccountModel;
-use App\Models\ImUser as ImUserModel;
 use App\Models\User as UserModel;
 use App\Repos\Account as AccountRepo;
 use App\Repos\Online as OnlineRepo;
@@ -118,24 +117,13 @@ class User extends Service
                 throw new \RuntimeException('Create Account Failed');
             }
 
-            $user = new UserModel();
+            $user = $this->findOrFail($account->id);
 
-            $user->id = $account->id;
-            $user->name = "user_{$account->id}";
-            $user->edu_role = $eduRole;
             $user->admin_role = $adminRole;
+            $user->edu_role = $eduRole;
 
-            if ($user->create() === false) {
-                throw new \RuntimeException('Create User Failed');
-            }
-
-            $imUser = new ImUserModel();
-
-            $imUser->id = $user->id;
-            $imUser->name = $user->name;
-
-            if ($imUser->create() === false) {
-                throw new \RuntimeException('Create Im User Failed');
+            if ($user->update() === false) {
+                throw new \RuntimeException('Update User Failed');
             }
 
             $this->db->commit();
@@ -148,6 +136,14 @@ class User extends Service
 
             $this->db->rollback();
 
+            $logger = $this->getLogger('http');
+
+            $logger->error('Create User Error ' . kg_json_encode([
+                    'file' => $e->getFile(),
+                    'line' => $e->getLine(),
+                    'message' => $e->getMessage(),
+                ]));
+
             throw new \RuntimeException('sys.trans_rollback');
         }
     }
diff --git a/app/Library/AppInfo.php b/app/Library/AppInfo.php
index 3273b320..8ae50148 100644
--- a/app/Library/AppInfo.php
+++ b/app/Library/AppInfo.php
@@ -16,7 +16,7 @@ class AppInfo
 
     protected $link = 'https://koogua.com';
 
-    protected $version = '1.4.9';
+    protected $version = '1.5.0';
 
     public function __get($name)
     {
diff --git a/app/Listeners/Trade.php b/app/Listeners/Trade.php
index bcbefea3..c400e327 100644
--- a/app/Listeners/Trade.php
+++ b/app/Listeners/Trade.php
@@ -11,6 +11,7 @@ use App\Models\Order as OrderModel;
 use App\Models\Task as TaskModel;
 use App\Models\Trade as TradeModel;
 use App\Repos\Order as OrderRepo;
+use App\Services\Logic\FlashSale\UserOrderCache as FlashSaleLockCache;
 use Phalcon\Events\Event as PhEvent;
 use Phalcon\Logger\Adapter\File as FileLogger;
 
@@ -34,20 +35,13 @@ class Trade extends Listener
             $this->db->begin();
 
             $trade->status = TradeModel::STATUS_FINISHED;
-
-            if ($trade->update() === false) {
-                throw new \RuntimeException('Update Trade Status Failed');
-            }
+            $trade->update();
 
             $orderRepo = new OrderRepo();
-
             $order = $orderRepo->findById($trade->order_id);
 
             $order->status = OrderModel::STATUS_DELIVERING;
-
-            if ($order->update() === false) {
-                throw new \RuntimeException('Update Order Status Failed');
-            }
+            $order->update();
 
             $task = new TaskModel();
 
@@ -58,13 +52,18 @@ class Trade extends Listener
             $task->item_id = $order->id;
             $task->item_info = $itemInfo;
             $task->item_type = TaskModel::TYPE_DELIVER;
-
-            if ($task->create() === false) {
-                throw new \RuntimeException('Create Order Process Task Failed');
-            }
+            $task->create();
 
             $this->db->commit();
 
+            /**
+             * 解除秒杀锁定
+             */
+            if ($order->promotion_type == OrderModel::PROMOTION_FLASH_SALE) {
+                $cache = new FlashSaleLockCache();
+                $cache->delete($order->owner_id, $order->promotion_id);
+            }
+
         } catch (\Exception $e) {
 
             $this->db->rollback();
@@ -72,7 +71,6 @@ class Trade extends Listener
             $this->logger->error('After Pay Event Error ' . kg_json_encode([
                     'file' => $e->getFile(),
                     'line' => $e->getLine(),
-                    'code' => $e->getCode(),
                     'message' => $e->getMessage(),
                 ]));
 
diff --git a/app/Models/Account.php b/app/Models/Account.php
index de5e44a3..923e9067 100644
--- a/app/Models/Account.php
+++ b/app/Models/Account.php
@@ -95,4 +95,33 @@ class Account extends Model
         $this->update_time = time();
     }
 
+    public function afterCreate()
+    {
+        $user = new User();
+
+        $user->id = $this->id;
+        $user->name = "user:{$this->id}";
+
+        if ($user->create() === false) {
+            throw new \RuntimeException('Create User Failed');
+        }
+
+        $userBalance = new UserBalance();
+
+        $userBalance->user_id = $user->id;
+
+        if ($userBalance->create() === false) {
+            throw new \RuntimeException('Create User Balance Failed');
+        }
+
+        $imUser = new ImUser();
+
+        $imUser->id = $user->id;
+        $imUser->name = $user->name;
+
+        if ($imUser->create() === false) {
+            throw new \RuntimeException('Create Im User Failed');
+        }
+    }
+
 }
diff --git a/app/Models/Chapter.php b/app/Models/Chapter.php
index 4cbfaac0..07a19a2c 100644
--- a/app/Models/Chapter.php
+++ b/app/Models/Chapter.php
@@ -261,6 +261,40 @@ class Chapter extends Model
         $cache = new MaxChapterIdCache();
 
         $cache->rebuild();
+
+        if ($this->parent_id > 0) {
+
+            $data = [
+                'course_id' => $this->course_id,
+                'chapter_id' => $this->id,
+                'model' => $this->model,
+            ];
+
+            $extend = false;
+
+            switch ($this->model) {
+                case Course::MODEL_VOD:
+                    $vod = new ChapterVod();
+                    $extend = $vod->create($data);
+                    break;
+                case Course::MODEL_LIVE:
+                    $live = new ChapterLive();
+                    $extend = $live->create($data);
+                    break;
+                case Course::MODEL_READ:
+                    $read = new ChapterRead();
+                    $extend = $read->create($data);
+                    break;
+                case Course::MODEL_OFFLINE:
+                    $offline = new ChapterOffline();
+                    $extend = $offline->create($data);
+                    break;
+            }
+
+            if ($extend === false) {
+                throw new \RuntimeException("Create Chapter Extend Failed");
+            }
+        }
     }
 
     public function afterFetch()
diff --git a/app/Models/Course.php b/app/Models/Course.php
index f460a13d..29d68ce0 100644
--- a/app/Models/Course.php
+++ b/app/Models/Course.php
@@ -382,6 +382,24 @@ class Course extends Model
         $cache = new MaxCourseIdCache();
 
         $cache->rebuild();
+
+        $courseRating = new CourseRating();
+
+        $courseRating->course_id = $this->id;
+
+        if ($courseRating->create() === false) {
+            throw new \RuntimeException('Create Course Rating Failed');
+        }
+
+        $imGroup = new ImGroup();
+
+        $imGroup->course_id = $this->id;
+        $imGroup->name = $this->title;
+        $imGroup->type = ImGroup::TYPE_COURSE;
+
+        if ($imGroup->create() === false) {
+            throw new \RuntimeException('Create Im Group Failed');
+        }
     }
 
     public function afterFetch()
diff --git a/app/Models/Task.php b/app/Models/Task.php
index 0c108f69..f3d5f3de 100644
--- a/app/Models/Task.php
+++ b/app/Models/Task.php
@@ -32,12 +32,12 @@ class Task extends Model
     /**
      * 针对内部人员
      */
-    const TYPE_NOTICE_CONSULT_CREATE = 31; // 咨询创建通知
-    const TYPE_NOTICE_TEACHER_LIVE = 32; // 直播讲师通知
-    const TYPE_NOTICE_SERVER_MONITOR = 33; // 服务监控通知
-    const TYPE_NOTICE_CUSTOM_SERVICE = 34; // 客服消息通知
-    const TYPE_NOTICE_POINT_REDEEM = 35; // 积分兑换通知
-    const TYPE_NOTICE_LUCKY_REDEEM = 36; // 抽奖兑换通知
+    const TYPE_STAFF_NOTICE_CONSULT_CREATE = 31; // 咨询创建通知
+    const TYPE_STAFF_NOTICE_TEACHER_LIVE = 32; // 直播讲师通知
+    const TYPE_STAFF_NOTICE_SERVER_MONITOR = 33; // 服务监控通知
+    const TYPE_STAFF_NOTICE_CUSTOM_SERVICE = 34; // 客服消息通知
+    const TYPE_STAFF_NOTICE_POINT_REDEEM = 35; // 积分兑换通知
+    const TYPE_STAFF_NOTICE_LUCKY_REDEEM = 36; // 抽奖兑换通知
 
     /**
      * 优先级
diff --git a/app/Services/Logic/Account/Register.php b/app/Services/Logic/Account/Register.php
index c1cb2202..e2c36e02 100644
--- a/app/Services/Logic/Account/Register.php
+++ b/app/Services/Logic/Account/Register.php
@@ -10,8 +10,6 @@ namespace App\Services\Logic\Account;
 use App\Library\Utils\Password as PasswordUtil;
 use App\Library\Validators\Common as CommonValidator;
 use App\Models\Account as AccountModel;
-use App\Models\ImUser as ImUserModel;
-use App\Models\User as UserModel;
 use App\Services\Logic\Service as LogicService;
 use App\Validators\Account as AccountValidator;
 use App\Validators\Verify as VerifyValidator;
@@ -62,24 +60,6 @@ class Register extends LogicService
                 throw new \RuntimeException('Create Account Failed');
             }
 
-            $user = new UserModel();
-
-            $user->id = $account->id;
-            $user->name = "user_{$account->id}";
-
-            if ($user->create() === false) {
-                throw new \RuntimeException('Create User Failed');
-            }
-
-            $imUser = new ImUserModel();
-
-            $imUser->id = $user->id;
-            $imUser->name = $user->name;
-
-            if ($imUser->create() === false) {
-                throw new \RuntimeException('Create Im User Failed');
-            }
-
             $this->db->commit();
 
             return $account;
diff --git a/app/Services/Logic/Deliver/CourseDeliver.php b/app/Services/Logic/Deliver/CourseDeliver.php
new file mode 100644
index 00000000..4645a5c7
--- /dev/null
+++ b/app/Services/Logic/Deliver/CourseDeliver.php
@@ -0,0 +1,70 @@
+<?php
+/**
+ * @copyright Copyright (c) 2021 深圳市酷瓜软件有限公司
+ * @license https://opensource.org/licenses/GPL-2.0
+ * @link https://www.koogua.com
+ */
+
+namespace App\Services\Logic\Deliver;
+
+use App\Models\Course as CourseModel;
+use App\Models\CourseUser as CourseUserModel;
+use App\Models\ImGroupUser as ImGroupUserModel;
+use App\Models\User as UserModel;
+use App\Repos\ImGroup as ImGroupRepo;
+use App\Repos\ImGroupUser as ImGroupUserRepo;
+use App\Repos\ImUser as ImUserRepo;
+use App\Services\Logic\Service as LogicService;
+
+class CourseDeliver extends LogicService
+{
+
+    public function handle(CourseModel $course, UserModel $user)
+    {
+        if ($course->model == CourseModel::MODEL_OFFLINE) {
+            $expiryTime = strtotime($course->attrs['end_date']);
+        } else {
+            $expiryTime = strtotime("+{$course->study_expiry} months");
+        }
+
+        $courseUser = new CourseUserModel();
+
+        $courseUser->user_id = $user->id;
+        $courseUser->course_id = $course->id;
+        $courseUser->expiry_time = $expiryTime;
+        $courseUser->role_type = CourseUserModel::ROLE_STUDENT;
+        $courseUser->source_type = CourseUserModel::SOURCE_CHARGE;
+        $courseUser->create();
+
+        $course->user_count += 1;
+        $course->update();
+
+        $groupRepo = new ImGroupRepo();
+
+        $group = $groupRepo->findByCourseId($course->id);
+
+        $imUserRepo = new ImUserRepo();
+
+        $imUser = $imUserRepo->findById($user->id);
+
+        $groupUserRepo = new ImGroupUserRepo();
+
+        $groupUser = $groupUserRepo->findGroupUser($group->id, $user->id);
+
+        if (!$groupUser) {
+
+            $groupUser = new ImGroupUserModel();
+
+            $groupUser->group_id = $group->id;
+            $groupUser->user_id = $user->id;
+            $groupUser->create();
+
+            $imUser->group_count += 1;
+            $imUser->update();
+
+            $group->user_count += 1;
+            $group->update();
+        }
+    }
+
+}
diff --git a/app/Services/Logic/Deliver/PackageDeliver.php b/app/Services/Logic/Deliver/PackageDeliver.php
new file mode 100644
index 00000000..36586f7a
--- /dev/null
+++ b/app/Services/Logic/Deliver/PackageDeliver.php
@@ -0,0 +1,70 @@
+<?php
+/**
+ * @copyright Copyright (c) 2021 深圳市酷瓜软件有限公司
+ * @license https://opensource.org/licenses/GPL-2.0
+ * @link https://www.koogua.com
+ */
+
+namespace App\Services\Logic\Deliver;
+
+use App\Models\CourseUser as CourseUserModel;
+use App\Models\ImGroupUser as ImGroupUserModel;
+use App\Models\Package as PackageModel;
+use App\Models\User as UserModel;
+use App\Repos\ImGroup as ImGroupRepo;
+use App\Repos\ImGroupUser as ImGroupUserRepo;
+use App\Repos\ImUser as ImUserRepo;
+use App\Repos\Package as PackageRepo;
+use App\Services\Logic\Service as LogicService;
+
+class PackageDeliver extends LogicService
+{
+
+    public function handle(PackageModel $package, UserModel $user)
+    {
+        $packageRepo = new PackageRepo();
+
+        $courses = $packageRepo->findCourses($package->id);
+
+        foreach ($courses as $course) {
+
+            $courseUser = new CourseUserModel();
+
+            $courseUser->user_id = $user->id;
+            $courseUser->course_id = $course->id;
+            $courseUser->expiry_time = strtotime("+{$course->study_expiry} months");
+            $courseUser->role_type = CourseUserModel::ROLE_STUDENT;
+            $courseUser->source_type = CourseUserModel::SOURCE_CHARGE;
+            $courseUser->create();
+
+            $course->user_count += 1;
+            $course->update();
+
+            $imUserRepo = new ImUserRepo();
+
+            $imUser = $imUserRepo->findById($user->id);
+
+            $groupRepo = new ImGroupRepo();
+
+            $group = $groupRepo->findByCourseId($course->id);
+
+            $groupUserRepo = new ImGroupUserRepo();
+
+            $groupUser = $groupUserRepo->findGroupUser($group->id, $user->id);
+
+            if (!$groupUser) {
+                $groupUser = new ImGroupUserModel();
+                $groupUser->group_id = $group->id;
+                $groupUser->user_id = $user->id;
+                $groupUser->create();
+
+                $imUser->group_count += 1;
+                $imUser->update();
+
+                $group->user_count += 1;
+                $group->update();
+            }
+        }
+    }
+
+}
diff --git a/app/Services/Logic/Deliver/VipDeliver.php b/app/Services/Logic/Deliver/VipDeliver.php
new file mode 100644
index 00000000..ca18c1c2
--- /dev/null
+++ b/app/Services/Logic/Deliver/VipDeliver.php
@@ -0,0 +1,28 @@
+<?php
+/**
+ * @copyright Copyright (c) 2021 深圳市酷瓜软件有限公司
+ * @license https://opensource.org/licenses/GPL-2.0
+ * @link https://www.koogua.com
+ */
+
+namespace App\Services\Logic\Deliver;
+
+use App\Models\User as UserModel;
+use App\Models\Vip as VipModel;
+use App\Services\Logic\Service as LogicService;
+
+class VipDeliver extends LogicService
+{
+
+    public function handle(VipModel $vip, UserModel $user)
+    {
+        $baseTime = $user->vip_expiry_time > time() ? $user->vip_expiry_time : time();
+
+        $user->vip_expiry_time = strtotime("+{$vip->expiry} months", $baseTime);
+
+        $user->vip = 1;
+
+        $user->update();
+    }
+
+}
diff --git a/app/Services/Logic/FlashSale/OrderCreate.php b/app/Services/Logic/FlashSale/OrderCreate.php
index 8e02a728..137568b3 100644
--- a/app/Services/Logic/FlashSale/OrderCreate.php
+++ b/app/Services/Logic/FlashSale/OrderCreate.php
@@ -28,11 +28,11 @@ class OrderCreate extends OrderCreateService
 
         $sale = $this->checkFlashSale($id);
 
-        $validator = new FlashSaleValidator;
+        $saleValidator = new FlashSaleValidator();
 
-        $validator->checkIfExpired($sale->end_time);
-        $validator->checkIfOutSchedules($sale->schedules);
-        $validator->checkIfNotPaid($user->id, $sale->id);
+        $saleValidator->checkIfExpired($sale->end_time);
+        $saleValidator->checkIfOutSchedules($sale->schedules);
+        $saleValidator->checkIfNotPaid($user->id, $sale->id);
 
         $queue = new Queue();
 
@@ -50,31 +50,33 @@ class OrderCreate extends OrderCreateService
             ]
         ];
 
+        $orderValidator = new OrderValidator();
+
+        $orderValidator->checkAmount($this->amount);
+
         try {
 
             $order = new OrderModel();
 
-            $validator = new OrderValidator();
-
             if ($sale->item_type == FlashSaleModel::ITEM_COURSE) {
 
-                $course = $validator->checkCourse($sale->item_id);
+                $course = $orderValidator->checkCourse($sale->item_id);
 
-                $validator->checkIfBoughtCourse($user->id, $course->id);
+                $orderValidator->checkIfBoughtCourse($user->id, $course->id);
 
                 $order = $this->createCourseOrder($course, $user);
 
             } elseif ($sale->item_type == FlashSaleModel::ITEM_PACKAGE) {
 
-                $package = $validator->checkPackage($sale->item_id);
+                $package = $orderValidator->checkPackage($sale->item_id);
 
-                $validator->checkIfBoughtPackage($user->id, $package->id);
+                $orderValidator->checkIfBoughtPackage($user->id, $package->id);
 
                 $order = $this->createPackageOrder($package, $user);
 
             } elseif ($sale->item_type == FlashSaleModel::ITEM_VIP) {
 
-                $vip = $validator->checkVip($sale->item_id);
+                $vip = $orderValidator->checkVip($sale->item_id);
 
                 $order = $this->createVipOrder($vip, $user);
             }
diff --git a/app/Services/Logic/Notice/ConsultReply.php b/app/Services/Logic/Notice/ConsultReply.php
index a0c552a2..290feb73 100644
--- a/app/Services/Logic/Notice/ConsultReply.php
+++ b/app/Services/Logic/Notice/ConsultReply.php
@@ -74,8 +74,9 @@ class ConsultReply extends LogicService
             $notice = new WeChatConsultReplyNotice();
 
             return $notice->handle($subscribe, $params);
+        }
 
-        } elseif ($smsNoticeEnabled) {
+        if ($smsNoticeEnabled) {
 
             $notice = new SmsConsultReplyNotice();
 
diff --git a/app/Services/Logic/Notice/DingTalk/ConsultCreate.php b/app/Services/Logic/Notice/DingTalk/ConsultCreate.php
index 0331f6ce..f0f348e7 100644
--- a/app/Services/Logic/Notice/DingTalk/ConsultCreate.php
+++ b/app/Services/Logic/Notice/DingTalk/ConsultCreate.php
@@ -64,7 +64,7 @@ class ConsultCreate extends DingTalkNotice
 
         $task->item_id = $consult->id;
         $task->item_info = $itemInfo;
-        $task->item_type = TaskModel::TYPE_NOTICE_CONSULT_CREATE;
+        $task->item_type = TaskModel::TYPE_STAFF_NOTICE_CONSULT_CREATE;
         $task->priority = TaskModel::PRIORITY_LOW;
         $task->status = TaskModel::STATUS_PENDING;
 
diff --git a/app/Services/Logic/Notice/DingTalk/CustomService.php b/app/Services/Logic/Notice/DingTalk/CustomService.php
index 858faf71..aa04eda8 100644
--- a/app/Services/Logic/Notice/DingTalk/CustomService.php
+++ b/app/Services/Logic/Notice/DingTalk/CustomService.php
@@ -58,7 +58,7 @@ class CustomService extends DingTalkNotice
 
         $task->item_id = $message->id;
         $task->item_info = $itemInfo;
-        $task->item_type = TaskModel::TYPE_NOTICE_CUSTOM_SERVICE;
+        $task->item_type = TaskModel::TYPE_STAFF_NOTICE_CUSTOM_SERVICE;
         $task->priority = TaskModel::PRIORITY_MIDDLE;
         $task->status = TaskModel::STATUS_PENDING;
 
diff --git a/app/Services/Logic/Notice/DingTalk/PointRedeem.php b/app/Services/Logic/Notice/DingTalk/PointRedeem.php
index 26bd080b..99c02c2f 100644
--- a/app/Services/Logic/Notice/DingTalk/PointRedeem.php
+++ b/app/Services/Logic/Notice/DingTalk/PointRedeem.php
@@ -46,7 +46,7 @@ class PointRedeem extends DingTalkNotice
 
         $task->item_id = $redeem->id;
         $task->item_info = $itemInfo;
-        $task->item_type = TaskModel::TYPE_NOTICE_POINT_REDEEM;
+        $task->item_type = TaskModel::TYPE_STAFF_NOTICE_POINT_REDEEM;
         $task->priority = TaskModel::PRIORITY_MIDDLE;
         $task->status = TaskModel::STATUS_PENDING;
 
diff --git a/app/Services/Logic/Notice/DingTalk/ServerMonitor.php b/app/Services/Logic/Notice/DingTalk/ServerMonitor.php
index e6a5795f..c64d1e69 100644
--- a/app/Services/Logic/Notice/DingTalk/ServerMonitor.php
+++ b/app/Services/Logic/Notice/DingTalk/ServerMonitor.php
@@ -34,7 +34,7 @@ class ServerMonitor extends DingTalkNotice
 
         $task->item_id = time();
         $task->item_info = $itemInfo;
-        $task->item_type = TaskModel::TYPE_NOTICE_SERVER_MONITOR;
+        $task->item_type = TaskModel::TYPE_STAFF_NOTICE_SERVER_MONITOR;
         $task->priority = TaskModel::PRIORITY_HIGH;
         $task->status = TaskModel::STATUS_PENDING;
         $task->max_try_count = 1;
diff --git a/app/Services/Logic/Notice/DingTalk/TeacherLive.php b/app/Services/Logic/Notice/DingTalk/TeacherLive.php
index 7fb7ce20..df9e62f9 100644
--- a/app/Services/Logic/Notice/DingTalk/TeacherLive.php
+++ b/app/Services/Logic/Notice/DingTalk/TeacherLive.php
@@ -48,7 +48,7 @@ class TeacherLive extends DingTalkNotice
 
         $task->item_id = $live->id;
         $task->item_info = $itemInfo;
-        $task->item_type = TaskModel::TYPE_NOTICE_TEACHER_LIVE;
+        $task->item_type = TaskModel::TYPE_STAFF_NOTICE_TEACHER_LIVE;
         $task->priority = TaskModel::PRIORITY_LOW;
         $task->status = TaskModel::STATUS_PENDING;
 
diff --git a/app/Services/Logic/Notice/LiveBegin.php b/app/Services/Logic/Notice/LiveBegin.php
index 6452106b..7c9b2178 100644
--- a/app/Services/Logic/Notice/LiveBegin.php
+++ b/app/Services/Logic/Notice/LiveBegin.php
@@ -72,8 +72,9 @@ class LiveBegin extends LogicService
             $notice = new WeChatLiveBeginNotice();
 
             return $notice->handle($subscribe, $params);
+        }
 
-        } elseif ($smsNoticeEnabled) {
+        if ($smsNoticeEnabled) {
 
             $notice = new SmsLiveBeginNotice();
 
diff --git a/app/Services/Logic/Notice/OrderFinish.php b/app/Services/Logic/Notice/OrderFinish.php
index f7661815..cc4029f3 100644
--- a/app/Services/Logic/Notice/OrderFinish.php
+++ b/app/Services/Logic/Notice/OrderFinish.php
@@ -59,8 +59,9 @@ class OrderFinish extends LogicService
             $notice = new WeChatOrderFinishNotice();
 
             return $notice->handle($subscribe, $params);
+        }
 
-        } elseif ($smsNoticeEnabled) {
+        if ($smsNoticeEnabled) {
 
             $notice = new SmsOrderFinishNotice();
 
diff --git a/app/Services/Logic/Notice/PointGoodsDeliver.php b/app/Services/Logic/Notice/PointGoodsDeliver.php
index ce5685ee..8ff61e00 100644
--- a/app/Services/Logic/Notice/PointGoodsDeliver.php
+++ b/app/Services/Logic/Notice/PointGoodsDeliver.php
@@ -55,8 +55,9 @@ class PointGoodsDeliver extends LogicService
             $notice = new WeChatGoodsDeliverNotice();
 
             return $notice->handle($subscribe, $params);
+        }
 
-        } elseif ($smsNoticeEnabled) {
+        if ($smsNoticeEnabled) {
 
             $notice = new SmsGoodsDeliverNotice();
 
diff --git a/app/Services/Logic/Notice/RefundFinish.php b/app/Services/Logic/Notice/RefundFinish.php
index 0a278c63..7bd9428c 100644
--- a/app/Services/Logic/Notice/RefundFinish.php
+++ b/app/Services/Logic/Notice/RefundFinish.php
@@ -59,8 +59,9 @@ class RefundFinish extends LogicService
             $notice = new WeChatRefundFinishNotice();
 
             return $notice->handle($subscribe, $params);
+        }
 
-        } elseif ($smsNoticeEnabled) {
+        if ($smsNoticeEnabled) {
 
             $notice = new SmsRefundFinishNotice();
 
diff --git a/app/Services/Logic/Order/OrderCreate.php b/app/Services/Logic/Order/OrderCreate.php
index fe1345f2..685a2961 100644
--- a/app/Services/Logic/Order/OrderCreate.php
+++ b/app/Services/Logic/Order/OrderCreate.php
@@ -55,9 +55,9 @@ class OrderCreate extends LogicService
 
         $validator->checkDailyOrderLimit($user);
 
-        $validator = new OrderValidator();
+        $orderValidator = new OrderValidator();
 
-        $validator->checkItemType($post['item_type']);
+        $orderValidator->checkItemType($post['item_type']);
 
         $orderRepo = new OrderRepo();
 
@@ -70,41 +70,49 @@ class OrderCreate extends LogicService
 
         if ($post['item_type'] == OrderModel::ITEM_COURSE) {
 
-            $course = $validator->checkCourse($post['item_id']);
+            $course = $orderValidator->checkCourse($post['item_id']);
 
-            $validator->checkIfBoughtCourse($user->id, $course->id);
+            $orderValidator->checkIfBoughtCourse($user->id, $course->id);
 
             $this->amount = $user->vip ? $course->vip_price : $course->market_price;
 
+            $orderValidator->checkAmount($this->amount);
+
             $order = $this->createCourseOrder($course, $user);
 
         } elseif ($post['item_type'] == OrderModel::ITEM_PACKAGE) {
 
-            $package = $validator->checkPackage($post['item_id']);
+            $package = $orderValidator->checkPackage($post['item_id']);
 
-            $validator->checkIfBoughtPackage($user->id, $package->id);
+            $orderValidator->checkIfBoughtPackage($user->id, $package->id);
 
             $this->amount = $user->vip ? $package->vip_price : $package->market_price;
 
+            $orderValidator->checkAmount($this->amount);
+
             $order = $this->createPackageOrder($package, $user);
 
         } elseif ($post['item_type'] == OrderModel::ITEM_REWARD) {
 
             list($courseId, $rewardId) = explode('-', $post['item_id']);
 
-            $course = $validator->checkCourse($courseId);
-            $reward = $validator->checkReward($rewardId);
+            $course = $orderValidator->checkCourse($courseId);
+            $reward = $orderValidator->checkReward($rewardId);
 
             $this->amount = $reward->price;
 
+            $orderValidator->checkAmount($this->amount);
+
             $order = $this->createRewardOrder($course, $reward, $user);
 
         } elseif ($post['item_type'] == OrderModel::ITEM_VIP) {
 
-            $vip = $validator->checkVip($post['item_id']);
+            $vip = $orderValidator->checkVip($post['item_id']);
 
             $this->amount = $vip->price;
 
+            $orderValidator->checkAmount($this->amount);
+
             $order = $this->createVipOrder($vip, $user);
         }
 
diff --git a/app/Validators/Article.php b/app/Validators/Article.php
index 6e34431e..fc1a5d62 100644
--- a/app/Validators/Article.php
+++ b/app/Validators/Article.php
@@ -79,7 +79,7 @@ class Article extends Validator
 
         $length = kg_strlen($value);
 
-        if ($length < 5) {
+        if ($length < 2) {
             throw new BadRequestException('article.title_too_short');
         }
 
diff --git a/config/errors.php b/config/errors.php
index 4874ac4a..717a66ca 100644
--- a/config/errors.php
+++ b/config/errors.php
@@ -118,7 +118,7 @@ $error['nav.has_child_node'] = '不允许相关操作（存在子节点）';
  * 文章相关
  */
 $error['article.not_found'] = '文章不存在';
-$error['article.title_too_short'] = '标题太短（少于5个字符）';
+$error['article.title_too_short'] = '标题太短（少于2个字符）';
 $error['article.title_too_long'] = '标题太长（多于50个字符）';
 $error['article.content_too_short'] = '内容太短（少于10个字符）';
 $error['article.content_too_long'] = '内容太长（多于30000个字符）';