diff --git a/app/models/news.rb b/app/models/news.rb
index 6aaee91ac..46306a0fb 100644
--- a/app/models/news.rb
+++ b/app/models/news.rb
@@ -164,17 +164,17 @@ class News < ActiveRecord::Base
   # 消息发送原则：除了消息的发布者，课程的其它成员都能收到消息提醒
   def act_as_system_message
     if self.course
-      # self.course.members.each do |m|
-      #   if m.user_id != self.author_id
-      #     #self.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => self.course_id, :viewed => false)
-      #     count = ShieldWechatMessage.where("container_type='User' and container_id=#{m.user_id} and shield_type='Course' and shield_id=#{self.course_id}").count
-      #     if count == 0
-      #       ws = WechatService.new
-      #       content = self.title
-      #       ws.class_notice m.user_id, "course_notice", self.id, "#{l(:label_new_notice_template)}", self.course.name, self.author.show_name, format_time(self.created_on), content, "点击查看通知详情"
-      #     end
-      #   end
-      # end
+      self.course.members.each do |m|
+        if m.user_id != self.author_id
+          #self.course_messages << CourseMessage.new(:user_id => m.user_id, :course_id => self.course_id, :viewed => false)
+          count = ShieldWechatMessage.where("container_type='User' and container_id=#{m.user_id} and shield_type='Course' and shield_id=#{self.course_id}").count
+          if count == 0
+            ws = WechatService.new
+            content = self.title
+            ws.class_notice m.user_id, "course_notice", self.id, "#{l(:label_new_notice_template)}", self.course.name, self.author.show_name, format_time(self.created_on), content, "点击查看通知详情"
+          end
+        end
+      end
     else
       if !self.project.nil?
         self.project.members.each do |m|
@@ -188,7 +188,7 @@ class News < ActiveRecord::Base
 
   def delay_news_wechat_send
     if self.course
-      self.delay.news_wechat_message
+      # self.delay.news_wechat_message
     end
   end