diff --git a/apps/tickets/models/ticket/mixin/base.py b/apps/tickets/models/ticket/mixin/base.py
index fdaeb50dc..c4ea304fb 100644
--- a/apps/tickets/models/ticket/mixin/base.py
+++ b/apps/tickets/models/ticket/mixin/base.py
@@ -106,6 +106,8 @@ class CreatePermissionMixin:
 
 class CreateCommentMixin:
     def create_comment(self, comment_body):
+        # 页面展示需要取消缩进
+        comment_body = textwrap.dedent(comment_body)
         comment_data = {
             'body': comment_body,
             'user': self.processor,
@@ -113,14 +115,20 @@ class CreateCommentMixin:
         }
         return self.comments.create(**comment_data)
 
+    def create_applied_comment(self):
+        comment_body = self.construct_applied_body()
+        self.create_comment(comment_body)
+
     def create_approved_comment(self):
         comment_body = self.construct_approved_body()
-        # 页面展示需要取消缩进
-        comment_body = textwrap.dedent(comment_body)
         self.create_comment(comment_body)
 
     def create_action_comment(self):
+        if self.has_applied:
+            user_display = self.applicant_display
+        if self.has_processed:
+            user_display = self.processor_display
         comment_body = __(
-            'User {} {} the ticket'.format(self.processor_display, self.get_action_display())
+            'User {} {} the ticket'.format(user_display, self.get_action_display())
         )
         self.create_comment(comment_body)
diff --git a/apps/tickets/signals_handler.py b/apps/tickets/signals_handler.py
index bc5dd95e7..887cc1a79 100644
--- a/apps/tickets/signals_handler.py
+++ b/apps/tickets/signals_handler.py
@@ -23,14 +23,19 @@ def on_ticket_pre_save(sender, instance=None, **kwargs):
 
 
 @receiver(post_save, sender=Ticket)
-def on_ticket_processed(sender, instance=None, **kwargs):
-    if not instance.has_processed:
-        return
-    logger.debug('Ticket is processed, send mail: {}'.format(instance.id))
+def on_ticket_post_save(sender, instance=None, **kwargs):
     instance.create_action_comment()
+    if instance.action_open:
+        instance.create_applied_comment()
+        return
     if instance.action_approve:
         instance.create_permission()
         instance.create_approved_comment()
+    logger.debug(
+        'Ticket () has processed, send mail to applicant: {}'.format(
+            instance.title, instance.applicant_display
+        )
+    )
     send_ticket_processed_mail_to_applicant(instance)