diff --git a/public/assets/wechat/course_discussion.html b/public/assets/wechat/course_discussion.html
index 1bb2371c2..4dc6c17b5 100644
--- a/public/assets/wechat/course_discussion.html
+++ b/public/assets/wechat/course_discussion.html
@@ -5,6 +5,7 @@
         <div class="post-container">
             <div loading-spinner></div>
             <div class="post-wrapper" style="margin-top:0;">
+                <div class="tac f16 fb c-black" style="padding-top:10px;">私有内容，请谨慎传播</div>
                 <div class="post-main">
                     <div class="post-avatar fl mr10"><img ng-src="{{discussion.user.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                     <div class="post-dynamic-author hidden fl">
diff --git a/public/assets/wechat/course_notice.html b/public/assets/wechat/course_notice.html
index 82f9bfc26..446cf50e4 100644
--- a/public/assets/wechat/course_notice.html
+++ b/public/assets/wechat/course_notice.html
@@ -4,6 +4,7 @@
 <div ng-if="news.act_type == 'News'">
     <div class="post-container">
         <div class="post-wrapper" style="margin-top:0;">
+            <div class="tac f16 fb c-black" style="padding-top:10px;">私有内容，请谨慎传播</div>
             <div class="post-main">
                 <div class="post-avatar fl mr10"><img ng-src="{{news.author.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                 <div class="post-dynamic-author hidden fl">
diff --git a/public/assets/wechat/homework_detail.html b/public/assets/wechat/homework_detail.html
index 34e5e83ed..993be3adc 100644
--- a/public/assets/wechat/homework_detail.html
+++ b/public/assets/wechat/homework_detail.html
@@ -4,6 +4,7 @@
 <div ng-if="homework.act_type == 'HomeworkCommon'">
     <div class="post-container">
         <div class="post-wrapper" style="margin-top:0;">
+            <div class="tac f16 fb c-black" style="padding-top:10px;">私有内容，请谨慎传播</div>
             <div class="post-main">
                 <div class="post-avatar fl mr10"><img ng-src="{{homework.author.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                 <div class="post-dynamic-author hidden fl">
diff --git a/public/assets/wechat/issue_detail.html b/public/assets/wechat/issue_detail.html
index 1e3f8ba09..ff7067ba1 100644
--- a/public/assets/wechat/issue_detail.html
+++ b/public/assets/wechat/issue_detail.html
@@ -4,6 +4,7 @@
 <div ng-if="issue.act_type == 'Issue'">
     <div class="post-container">
         <div class="post-wrapper" style="margin-top:0;">
+            <div class="tac f16 fb c-black" style="padding-top:10px;">私有内容，请谨慎传播</div>
             <div class="post-main">
 
                 <div class="post-avatar fl mr10"><img ng-src="{{issue.author.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
diff --git a/public/assets/wechat/project_discussion.html b/public/assets/wechat/project_discussion.html
index 973d10bda..38f5d8f4e 100644
--- a/public/assets/wechat/project_discussion.html
+++ b/public/assets/wechat/project_discussion.html
@@ -4,6 +4,7 @@
 <div ng-if="discussion.act_type == 'Message'">
     <div class="post-container">
         <div class="post-wrapper" style="margin-top:0;">
+            <div class="tac f16 fb c-black" style="padding-top:10px;">私有内容，请谨慎传播</div>
             <div class="post-main">
                 <div class="post-avatar fl mr10"><img ng-src="{{discussion.user.img_url}}" width="30" height="30" class="border-radius img-circle" /></div>
                 <div class="post-dynamic-author hidden fl">