diff --git a/web/app/controllers/add_contest.php b/web/app/controllers/add_contest.php
index 72b7776..75dfd82 100644
--- a/web/app/controllers/add_contest.php
+++ b/web/app/controllers/add_contest.php
@@ -9,7 +9,7 @@ $time_form = new UOJBs4Form('time');
 $time_form->addVInput(
 	'name',
 	'text',
-	'比赛标题',
+	UOJLocale::get('contests::new contest'),
 	'New Contest',
 	function ($name, &$vdata) {
 		if ($name == '') {
@@ -35,7 +35,7 @@ $time_form->addVInput(
 $time_form->addVInput(
 	'start_time',
 	'text',
-	'开始时间',
+	UOJLocale::get('contests::start time'),
 	date("Y-m-d H:i:s"),
 	function ($str, &$vdata) {
 		try {
@@ -75,7 +75,7 @@ $time_form->handle = function (&$vdata) {
 $time_form->succ_href = "/contests";
 $time_form->runAtServer();
 ?>
-<?php echoUOJPageHeader('添加比赛') ?>
+<?php echoUOJPageHeader(UOJLocale::get('contests::add new contest')) ?>
 
 <div class="row">
 	<!-- left col -->
@@ -83,12 +83,13 @@ $time_form->runAtServer();
 		<div class="card card-default mb-2">
 			<div class="card-body">
 
-				<h1 class="card-title">添加比赛</h1>
+				<h1 class="card-title">
+					<?= UOJLocale::get('contests::add new contest') ?>
+				</h1>
 
 				<div class="w-full" style="max-width: 400px">
 					<?php $time_form->printHTML(); ?>
 				</div>
-
 			</div>
 		</div>
 	</div>
diff --git a/web/app/controllers/problem.php b/web/app/controllers/problem.php
index ef90fed..cf6678c 100644
--- a/web/app/controllers/problem.php
+++ b/web/app/controllers/problem.php
@@ -385,16 +385,26 @@ if (UOJContest::cur()) {
 		<div class="card mb-2">
 			<ul class="list-group list-group-flush">
 				<li class="list-group-item d-flex justify-content-between align-items-center">
-					<span class="flex-shrink-0">上传者</span>
-					<span><?= UOJProblem::cur()->getUploaderLink() ?></span>
+					<span class="flex-shrink-0">
+						<?= UOJLocale::get('problems::uploader') ?>
+					</span>
+					<span>
+						<?= UOJProblem::cur()->getUploaderLink() ?>
+					</span>
 				</li>
 				<li class="list-group-item d-flex justify-content-between align-items-center">
-					<span class="flex-shrink-0">难度</span>
-					<span><?= UOJProblem::cur()->getDifficultyHTML() ?></span>
+					<span class="flex-shrink-0">
+						<?= UOJLocale::get('problems::difficulty') ?>
+					</span>
+					<span>
+						<?= UOJProblem::cur()->getDifficultyHTML() ?>
+					</span>
 				</li>
 				<?php if (Auth::check()) : ?>
 					<li class="list-group-item d-flex justify-content-between align-items-center">
-						<span class="flex-shrink-0">历史分数</span>
+						<span class="flex-shrink-0">
+							<?= UOJLocale::get('problems::historical score') ?>
+						</span>
 						<?php $his_score = DB::selectSingle(["select max(score)", "from submissions", "where", ["problem_id" => UOJProblem::info('id'), "submitter" => Auth::id()]]) ?>
 
 						<a class="<?= is_null($his_score) ? '' : 'uoj-score' ?>" href="<?= HTML::url('/submissions', ['params' => ['problem_id' => UOJProblem::info('id'), 'submitter' => Auth::id()]]) ?>">
@@ -403,7 +413,9 @@ if (UOJContest::cur()) {
 					</li>
 				<?php endif ?>
 				<li class="list-group-item d-flex justify-content-between align-items-center">
-					<span class="flex-shrink-0">标签</span>
+					<span class="flex-shrink-0">
+						<?= UOJLocale::get('problems::tags') ?>
+					</span>
 					<span>
 						<?php if (UOJProblem::info('is_hidden')) : ?>
 							<a href="<?= HTML::url('/problems', ['params' => ['is_hidden' => 'on']]) ?>">
@@ -423,8 +435,12 @@ if (UOJContest::cur()) {
 					</span>
 				</li>
 				<li class="list-group-item d-flex justify-content-between align-items-center">
-					<span class="flex-shrink-0">评价</span>
-					<span><?= UOJProblem::cur()->getZanBlock() ?></span>
+					<span class="flex-shrink-0">
+						<?= UOJLocale::get('appraisal') ?>
+					</span>
+					<span>
+						<?= UOJProblem::cur()->getZanBlock() ?>
+					</span>
 				</li>
 			</ul>
 		</div>
diff --git a/web/app/locale/contests/en.php b/web/app/locale/contests/en.php
index 8421782..da44fcb 100644
--- a/web/app/locale/contests/en.php
+++ b/web/app/locale/contests/en.php
@@ -1,5 +1,6 @@
 <?php
 return [
+	'new contest' => 'New Contest',
 	'current or upcoming contests' => 'Current or upcoming contests',
 	'ended contests' => 'Ended contests',
 	'back to the contest' => 'Back to the contest',
diff --git a/web/app/locale/contests/zh-cn.php b/web/app/locale/contests/zh-cn.php
index e09aad0..6adefb6 100644
--- a/web/app/locale/contests/zh-cn.php
+++ b/web/app/locale/contests/zh-cn.php
@@ -1,5 +1,6 @@
 <?php
 return [
+	'new contest' => '新建比赛',
 	'current or upcoming contests' => '正在进行或即将到来的比赛',
 	'ended contests' => '已结束的比赛',
 	'back to the contest' => '返回比赛',
diff --git a/web/app/locale/problems/en.php b/web/app/locale/problems/en.php
index 9522bc4..a7c1884 100644
--- a/web/app/locale/problems/en.php
+++ b/web/app/locale/problems/en.php
@@ -52,4 +52,7 @@ return [
 	'hacks to me' => 'Hacks to me',
 	'difficulty' => 'Difficulty',
 	'show difficulty' => 'Show difficulty',
+	'tags' => 'Tags',
+	'historical score' => 'Historical Score',
+	'uploader' => 'Uploader',
 ];
diff --git a/web/app/locale/problems/zh-cn.php b/web/app/locale/problems/zh-cn.php
index 797ed51..580882f 100644
--- a/web/app/locale/problems/zh-cn.php
+++ b/web/app/locale/problems/zh-cn.php
@@ -52,4 +52,7 @@ return [
 	'hacks to me' => '我的被Hack记录',
 	'difficulty' => '难度',
 	'show difficulty' => '显示难度',
+	'tags' => '标签',
+	'historical score' => '历史分数',
+	'uploader' => '上传者',
 ];