diff --git a/db/luogu_remote_judge.sql b/db/luogu_remote_judge.sql
new file mode 100644
index 0000000..18b51de
--- /dev/null
+++ b/db/luogu_remote_judge.sql
@@ -0,0 +1,9 @@
+ALTER TABLE
+    `problems`
+ADD
+    `type` varchar(20) NOT NULL DEFAULT 'local';
+
+ALTER TABLE
+    `problems`
+ADD
+    KEY `type` (`type`);
diff --git a/web/app/libs/uoj-luogu-lib.php b/web/app/libs/uoj-luogu-lib.php
index 220a074..1a57a5a 100644
--- a/web/app/libs/uoj-luogu-lib.php
+++ b/web/app/libs/uoj-luogu-lib.php
@@ -49,6 +49,7 @@ function parseLuoguProblemData($problem) {
         'time_limit' => (float)max($problem['limits']['time']) / 1000.0,
         'memory_limit' => (float)max($problem['limits']['memory']) / 1024.0,
         'statement' => renderMarkdown($statement),
+        'statement_md' => $statement,
     ];
 }