diff --git a/lib/pages/visitor_access_page/visitor_access_page.dart b/lib/pages/visitor_access_page/visitor_access_page.dart
index 318a792b..61e165b0 100644
--- a/lib/pages/visitor_access_page/visitor_access_page.dart
+++ b/lib/pages/visitor_access_page/visitor_access_page.dart
@@ -1,9 +1,9 @@
 // Flutter imports:
-import 'package:bot_toast/bot_toast.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
 // Package imports:
+import 'package:bot_toast/bot_toast.dart';
 import 'package:flutter_icons/flutter_icons.dart';
 import 'package:get/get.dart';
 import 'package:provider/provider.dart';
diff --git a/lib/provider/app_provider.dart b/lib/provider/app_provider.dart
index 9d848015..88b190be 100644
--- a/lib/provider/app_provider.dart
+++ b/lib/provider/app_provider.dart
@@ -1,13 +1,13 @@
 // Flutter imports:
-import 'package:akuCommunity/constants/api.dart';
-import 'package:akuCommunity/model/community/hot_topic_model.dart';
-import 'package:akuCommunity/utils/network/base_model.dart';
-import 'package:akuCommunity/utils/network/net_util.dart';
 import 'package:flutter/material.dart';
 
 // Project imports:
+import 'package:akuCommunity/constants/api.dart';
 import 'package:akuCommunity/constants/application_objects.dart';
+import 'package:akuCommunity/model/community/hot_topic_model.dart';
 import 'package:akuCommunity/utils/hive_store.dart';
+import 'package:akuCommunity/utils/network/base_model.dart';
+import 'package:akuCommunity/utils/network/net_util.dart';
 
 class AppProvider extends ChangeNotifier {
   ///初始值为
diff --git a/lib/ui/community/activity/activity_detail_page.dart b/lib/ui/community/activity/activity_detail_page.dart
index b7534570..ae07740e 100644
--- a/lib/ui/community/activity/activity_detail_page.dart
+++ b/lib/ui/community/activity/activity_detail_page.dart
@@ -1,10 +1,9 @@
 // Flutter imports:
-import 'package:akuCommunity/widget/buttons/bottom_button.dart';
-import 'package:bot_toast/bot_toast.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
 // Package imports:
+import 'package:bot_toast/bot_toast.dart';
 import 'package:common_utils/common_utils.dart';
 import 'package:flutter_easyrefresh/easy_refresh.dart';
 import 'package:get/get.dart';
@@ -19,6 +18,7 @@ import 'package:akuCommunity/utils/headers.dart';
 import 'package:akuCommunity/utils/network/base_model.dart';
 import 'package:akuCommunity/utils/network/net_util.dart';
 import 'package:akuCommunity/widget/bee_scaffold.dart';
+import 'package:akuCommunity/widget/buttons/bottom_button.dart';
 import 'package:akuCommunity/widget/others/stack_avatar.dart';
 import 'package:akuCommunity/widget/picker/bee_image_preview.dart';
 
diff --git a/lib/ui/community/community_views/add_new_event_page.dart b/lib/ui/community/community_views/add_new_event_page.dart
index 2b4f899c..dd609195 100644
--- a/lib/ui/community/community_views/add_new_event_page.dart
+++ b/lib/ui/community/community_views/add_new_event_page.dart
@@ -2,8 +2,6 @@
 import 'dart:io';
 
 // Flutter imports:
-import 'package:akuCommunity/model/community/hot_topic_model.dart';
-import 'package:akuCommunity/provider/app_provider.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
@@ -16,6 +14,8 @@ import 'package:velocity_x/velocity_x.dart';
 // Project imports:
 import 'package:akuCommunity/base/base_style.dart';
 import 'package:akuCommunity/constants/api.dart';
+import 'package:akuCommunity/model/community/hot_topic_model.dart';
+import 'package:akuCommunity/provider/app_provider.dart';
 import 'package:akuCommunity/utils/headers.dart';
 import 'package:akuCommunity/utils/network/base_model.dart';
 import 'package:akuCommunity/utils/network/net_util.dart';
diff --git a/lib/ui/community/community_views/widgets/chat_card.dart b/lib/ui/community/community_views/widgets/chat_card.dart
index d732024d..a7527506 100644
--- a/lib/ui/community/community_views/widgets/chat_card.dart
+++ b/lib/ui/community/community_views/widgets/chat_card.dart
@@ -1,5 +1,4 @@
 // Flutter imports:
-import 'package:akuCommunity/ui/community/community_views/widgets/send_a_chat.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
@@ -15,6 +14,7 @@ import 'package:akuCommunity/constants/api.dart';
 import 'package:akuCommunity/model/community/event_item_model.dart';
 import 'package:akuCommunity/provider/user_provider.dart';
 import 'package:akuCommunity/ui/community/community_views/event_detail_page.dart';
+import 'package:akuCommunity/ui/community/community_views/widgets/send_a_chat.dart';
 import 'package:akuCommunity/utils/bee_date_util.dart';
 import 'package:akuCommunity/utils/headers.dart';
 import 'package:akuCommunity/utils/network/net_util.dart';
diff --git a/lib/ui/community/community_views/widgets/my_event_card.dart b/lib/ui/community/community_views/widgets/my_event_card.dart
index 581db574..54ce5596 100644
--- a/lib/ui/community/community_views/widgets/my_event_card.dart
+++ b/lib/ui/community/community_views/widgets/my_event_card.dart
@@ -1,5 +1,4 @@
 // Flutter imports:
-import 'package:akuCommunity/ui/community/community_views/event_detail_page.dart';
 import 'package:flutter/material.dart';
 
 // Package imports:
@@ -10,6 +9,7 @@ import 'package:velocity_x/velocity_x.dart';
 import 'package:akuCommunity/const/resource.dart';
 import 'package:akuCommunity/constants/api.dart';
 import 'package:akuCommunity/model/community/my_event_item_model.dart';
+import 'package:akuCommunity/ui/community/community_views/event_detail_page.dart';
 import 'package:akuCommunity/utils/bee_date_util.dart';
 import 'package:akuCommunity/utils/headers.dart';
 import 'package:akuCommunity/widget/picker/bee_image_preview.dart';
diff --git a/lib/ui/community/community_views/widgets/send_a_chat.dart b/lib/ui/community/community_views/widgets/send_a_chat.dart
index ef3926ff..e47144c6 100644
--- a/lib/ui/community/community_views/widgets/send_a_chat.dart
+++ b/lib/ui/community/community_views/widgets/send_a_chat.dart
@@ -1,11 +1,16 @@
-import 'package:akuCommunity/constants/api.dart';
-import 'package:akuCommunity/utils/headers.dart';
-import 'package:akuCommunity/base/base_style.dart';
-import 'package:akuCommunity/utils/network/net_util.dart';
+// Flutter imports:
 import 'package:flutter/material.dart';
+
+// Package imports:
 import 'package:get/get.dart';
 import 'package:velocity_x/velocity_x.dart';
 
+// Project imports:
+import 'package:akuCommunity/base/base_style.dart';
+import 'package:akuCommunity/constants/api.dart';
+import 'package:akuCommunity/utils/headers.dart';
+import 'package:akuCommunity/utils/network/net_util.dart';
+
 class SendAChat extends StatefulWidget {
   final FocusNode node;
   SendAChat({Key key, this.node}) : super(key: key);
diff --git a/lib/ui/home/application/all_application.dart b/lib/ui/home/application/all_application.dart
index 5c1d9d47..40e489cf 100644
--- a/lib/ui/home/application/all_application.dart
+++ b/lib/ui/home/application/all_application.dart
@@ -1,5 +1,4 @@
 // Flutter imports:
-import 'package:akuCommunity/ui/search/bee_search.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
@@ -12,6 +11,7 @@ import 'package:velocity_x/velocity_x.dart';
 import 'package:akuCommunity/base/base_style.dart';
 import 'package:akuCommunity/constants/application_objects.dart';
 import 'package:akuCommunity/provider/app_provider.dart';
+import 'package:akuCommunity/ui/search/bee_search.dart';
 import 'package:akuCommunity/utils/headers.dart';
 import 'package:akuCommunity/widget/bee_back_button.dart';
 
diff --git a/lib/ui/manager/advice/advice_page.dart b/lib/ui/manager/advice/advice_page.dart
index 24f0a6fc..aa06fc2d 100644
--- a/lib/ui/manager/advice/advice_page.dart
+++ b/lib/ui/manager/advice/advice_page.dart
@@ -1,9 +1,9 @@
 // Flutter imports:
-import 'package:bot_toast/bot_toast.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
 // Package imports:
+import 'package:bot_toast/bot_toast.dart';
 import 'package:flutter_easyrefresh/easy_refresh.dart';
 import 'package:get/get.dart';
 import 'package:velocity_x/velocity_x.dart';
diff --git a/lib/ui/search/bee_search.dart b/lib/ui/search/bee_search.dart
index 98efe233..9119b931 100644
--- a/lib/ui/search/bee_search.dart
+++ b/lib/ui/search/bee_search.dart
@@ -1,10 +1,15 @@
-import 'package:akuCommunity/constants/application_objects.dart';
-import 'package:akuCommunity/utils/headers.dart';
-import 'package:akuCommunity/widget/bee_back_button.dart';
+// Flutter imports:
 import 'package:flutter/material.dart';
+
+// Package imports:
 import 'package:flutter_easyrefresh/easy_refresh.dart';
 import 'package:get/get.dart';
 
+// Project imports:
+import 'package:akuCommunity/constants/application_objects.dart';
+import 'package:akuCommunity/utils/headers.dart';
+import 'package:akuCommunity/widget/bee_back_button.dart';
+
 class BeeSearch extends StatefulWidget {
   BeeSearch({Key key}) : super(key: key);