diff --git a/app/Console/Commands/InviteAddTemporary.php b/app/Console/Commands/InviteAddTemporary.php
index 3956be1e..cb237a93 100644
--- a/app/Console/Commands/InviteAddTemporary.php
+++ b/app/Console/Commands/InviteAddTemporary.php
@@ -31,7 +31,9 @@ class InviteAddTemporary extends Command
         $uid = $this->argument('uid');
         $days = $this->argument('days');
         $count = $this->argument('count');
-        $this->info("uid: $uid, days: $days, count: $count");
+        $log = "uid: $uid, days: $days, count: $count";
+        $this->info($log);
+        do_log($log);
         $uidArr = preg_split('/[\s,]+/', $uid);
         GenerateTemporaryInvite::dispatch($uidArr, $days, $count);
         return Command::SUCCESS;
diff --git a/lang/chs/lang_increment-bulk.php b/lang/chs/lang_increment-bulk.php
new file mode 100644
index 00000000..c1b4c800
--- /dev/null
+++ b/lang/chs/lang_increment-bulk.php
@@ -0,0 +1,27 @@
+<?php
+
+$lang_increment_bulk = array
+(
+    'page_title' => '批量添加魔力/补签卡/邀请/上传量/临时邀请',
+    'sent_success' => ' 已经成功增加并发送了私信',
+    'types' => [
+        'seedbonus' => '魔力',
+        'attendance_card' => '补签卡',
+        'invites' => '邀请',
+        'uploaded' => '上传量',
+        'tmp_invites' => '临时邀请',
+    ],
+    'labels' => [
+        'type' => '类型',
+        'amount' => '数量',
+        'duration' => '有效期',
+        'duration_help' => '仅当类型为 [临时邀请] 时需要，单位：天',
+        'user_class' => '用户等级',
+        'roles' => '角色',
+        'msg_subject' => '私信主题',
+        'msg_body' => '私信内容',
+        'operator' => '操作者',
+    ],
+);
+
+?>
diff --git a/lang/cht/lang_increment-bulk.php b/lang/cht/lang_increment-bulk.php
new file mode 100644
index 00000000..5293b384
--- /dev/null
+++ b/lang/cht/lang_increment-bulk.php
@@ -0,0 +1,27 @@
+<?php
+
+$lang_increment_bulk = array
+(
+    'page_title' => '批量添加魔力/補簽卡/邀請/上傳量/臨時邀請',
+    'sent_success' => ' 已經成功增加並發送了私信',
+    'types' => [
+        'seedbonus' => '魔力',
+        'attendance_card' => '補簽卡',
+        'invites' => '邀請',
+        'uploaded' => '上傳量',
+        'tmp_invites' => '臨時邀請',
+    ],
+    'labels' => [
+        'type' => '類型',
+        'amount' => '數量',
+        'duration' => '有效期',
+        'duration_help' => '僅當類型為 [臨時邀請] 時需要，單位：天',
+        'user_class' => '用戶等級',
+        'roles' => '角色',
+        'msg_subject' => '私信主題',
+        'msg_body' => '私信內容',
+        'operator' => '操作者',
+    ],
+);
+
+?>
diff --git a/lang/en/lang_increment-bulk.php b/lang/en/lang_increment-bulk.php
new file mode 100644
index 00000000..8c2db01f
--- /dev/null
+++ b/lang/en/lang_increment-bulk.php
@@ -0,0 +1,27 @@
+<?php
+
+$lang_increment_bulk = array
+(
+    'page_title' => 'Batch add bonus/attendance card/invite/uploaded/temporary invite',
+    'sent_success' => ' has been added and inform message has been sent',
+    'types' => [
+        'seedbonus' => 'bonus',
+        'attendance_card' => 'attendance card',
+        'invites' => 'invite',
+        'uploaded' => 'upload',
+        'tmp_invites' => 'temporary invite',
+    ],
+    'labels' => [
+        'type' => 'Type',
+        'amount' => 'Amount',
+        'duration' => 'Duration',
+        'duration_help' => 'Required only if type is [Temporary Invitation], in days',
+        'user_class' => 'User class',
+        'roles' => 'Roles',
+        'msg_subject' => 'message subject',
+        'msg_body' => 'message content',
+        'operator' => 'Operator',
+    ],
+);
+
+?>
diff --git a/public/increment-bulk.php b/public/increment-bulk.php
index 14d1fea5..4c5fab2b 100644
--- a/public/increment-bulk.php
+++ b/public/increment-bulk.php
@@ -1,24 +1,19 @@
 <?php
 require "../include/bittorrent.php";
 dbconn();
+require_once(get_langfile_path());
 loggedinorreturn();
 if (get_user_class() < UC_SYSOP)
     stderr("Sorry", "Access denied.");
 
-$validTypeMap = [
-    'seedbonus' => 'Bonus',
-    'attendance_card' => 'Attend card',
-    'invites' => 'Invite',
-    'uploaded' => 'Upload',
-    'tmp_invites' => 'Temporary invite',
-];
+$validTypeMap = $lang_increment_bulk['types'];
 $type = $_REQUEST['type'] ?? '';
-stdhead("Add Bonus/Attend card/Invite/upload", false);
-$classes = array_chunk(\App\Models\User::$classes, 4, true);
+stdhead($lang_increment_bulk['page_title'], false);
+$classes = array_chunk(\App\Models\User::listClass(), 4, true);
 ?>
     <table class=main width=737 border=0 cellspacing=0 cellpadding=0><tr><td class=embedded>
                 <div align=center>
-                    <h1>Add Bonus/Attend card/Invite/upload to all staff members and users:</a></h1>
+                    <h1><?php echo $lang_increment_bulk['page_title']?></a></h1>
                     <form method=post action=take-increment-bulk.php>
                         <?php
 
@@ -32,33 +27,33 @@ $classes = array_chunk(\App\Models\User::$classes, 4, true);
                         <table cellspacing=0 cellpadding=5>
                             <?php
                             if (isset($_GET["sent"]) && $_GET["sent"] == 1) {
-                                echo '<tr><td colspan=2 class="text" align="center"><font color=red><b> '. ($validTypeMap[$type] ?? '') .' has been added and inform message has been sent.</font></b></tr></td>';
+                                echo '<tr><td colspan=2 class="text" align="center"><font color=red><b> '. ($validTypeMap[$type] ?? '') . $lang_increment_bulk['sent_success'] .'</font></b></tr></td>';
                             }
                             ?>
                             <tr>
-                                <td class="rowhead" valign="top">Type </td>
+                                <td class="rowhead" valign="top"><?php echo $lang_increment_bulk['labels']['type'] ?></td>
                                 <td class="rowfollow">
                                     <?php
                                     foreach ($validTypeMap as $name => $text) {
                                         $desc = '';
                                         if ($name == 'uploaded') {
-                                            $desc = '&nbsp;(in GB)';
+                                            $desc = '&nbsp;(GB)';
                                         }
                                         printf('<label><input type="radio" name="type" value="%s">%s%s</label>', $name, $text, $desc);
                                     }
                                     ?>
                                 </td>
                             </tr>
-                            <tr><td class="rowhead" valign="top">Amount </td><td class="rowfollow"><input type=text name=amount size=10></td></tr>
-                            <tr><td class="rowhead" valign="top">Duration </td><td class="rowfollow"><input type=number min="1" name=duration size=10> Only required when Type = 'Temporary invite', Unit: Day</td></tr>
+                            <tr><td class="rowhead" valign="top"><?php echo $lang_increment_bulk['labels']['amount'] ?> </td><td class="rowfollow"><input type=text name=amount size=10></td></tr>
+                            <tr><td class="rowhead" valign="top"><?php echo $lang_increment_bulk['labels']['duration'] ?></td><td class="rowfollow"><input type=number min="1" name=duration size=10> <?php echo $lang_increment_bulk['labels']['duration_help'] ?></td></tr>
                             <tr>
-                                <td class="rowhead" valign="top">Add to Class</td><td class="rowfollow">
+                                <td class="rowhead" valign="top"><?php echo $lang_increment_bulk['labels']['user_class'] ?></td><td class="rowfollow">
                                     <table style="border: 0" width="100%" cellpadding="0" cellspacing="0">
                                         <?php
                                         foreach ($classes as $chunk) {
                                             printf('<tr>');
                                             foreach ($chunk as $class => $info) {
-                                                printf('<td style="border: 0"><label><input type="checkbox" name="classes[]" value="%s" />%s</label></td>', $class, $info['text']);
+                                                printf('<td style="border: 0"><label><input type="checkbox" name="classes[]" value="%s" />%s</label></td>', $class, $info);
                                             }
                                             printf('</tr>');
                                         }
@@ -66,23 +61,19 @@ $classes = array_chunk(\App\Models\User::$classes, 4, true);
                                     </table>
                                 </td>
                             </tr>
-                            <?php do_action('form_role_filter', 'Add to Role') ?>
-                            <tr><td class="rowhead" valign="top">Subject </td><td class="rowfollow"><input type=text name=subject size=82></td></tr>
-                            <tr><td class="rowhead" valign="top">Reason </td><td class="rowfollow"><textarea name=msg cols=80 rows=5><?php echo $body ?? ''?></textarea></td></tr>
+                            <?php do_action('form_role_filter', $lang_increment_bulk['labels']['roles']) ?>
+                            <tr><td class="rowhead" valign="top"><?php echo $lang_increment_bulk['labels']['msg_subject'] ?> </td><td class="rowfollow"><input type=text name=subject size=82></td></tr>
+                            <tr><td class="rowhead" valign="top"><?php echo $lang_increment_bulk['labels']['msg_body'] ?> </td><td class="rowfollow"><textarea name=msg cols=80 rows=5><?php echo $body ?? ''?></textarea></td></tr>
                             <tr>
-                                <td class="rowfollow" colspan=2><div align="center"><b>Operator:&nbsp;&nbsp;</b>
-                                        <?php echo $CURUSER['username']?>
-                                        <input name="sender" type="radio" value="self" checked>
-                                        &nbsp; System
-                                        <input name="sender" type="radio" value="system">
+                                <td class="rowfollow" colspan=2><div align="center"><b><?php echo $lang_increment_bulk['labels']['operator'] ?>:&nbsp;&nbsp;</b>
+                                        <label><input name="sender" type="radio" value="self" checked><?php echo $CURUSER['username']?></label>
+                                        &nbsp; <label><input name="sender" type="radio" value="system">System</label>
                                     </div></td></tr>
-                            <tr><td class="rowfollow" colspan=2 align=center><input type=submit value="Do It!" class=btn></td></tr>
+                            <tr><td class="rowfollow" colspan=2 align=center><input type=submit value="<?php echo nexus_trans('label.submit') ?>" class=btn></td></tr>
                         </table>
                         <input type=hidden name=receiver value=<?php echo $receiver ?? ''?>>
                     </form>
 
                 </div></td></tr></table>
-    <br />
-    NOTE: Do not user BB codes. (NO HTML)
 <?php
 stdfoot();
diff --git a/public/take-increment-bulk.php b/public/take-increment-bulk.php
index 0c9e2e87..34cd1e5a 100644
--- a/public/take-increment-bulk.php
+++ b/public/take-increment-bulk.php
@@ -3,18 +3,13 @@ require "../include/bittorrent.php";
 if ($_SERVER["REQUEST_METHOD"] != "POST")
     stderr("Error", "Permission denied!");
 dbconn();
+require_once(get_langfile_path('increment-bulk.php'));
 loggedinorreturn();
 
 if (get_user_class() < UC_SYSOP)
     stderr("Sorry", "Permission denied.");
 
-$validTypeMap = [
-    'seedbonus' => 'Bonus',
-    'attendance_card' => 'Attend card',
-    'invites' => 'Invite',
-    'uploaded' => 'Upload',
-    'tmp_invites' => 'Temporary invite',
-];
+$validTypeMap = $lang_increment_bulk['types'];
 $sender_id = ($_POST['sender'] == 'system' ? 0 : (int)$CURUSER['id']);
 $dt = sqlesc(date("Y-m-d H:i:s"));
 $msg = trim($_POST['msg']);