diff --git a/models/contest.js b/models/contest.js
index 47e5b92..32076c6 100644
--- a/models/contest.js
+++ b/models/contest.js
@@ -56,7 +56,8 @@ let model = db.define('contest', {
     }
   },
 
-  is_public: { type: Sequelize.BOOLEAN }
+  is_public: { type: Sequelize.BOOLEAN },
+  hide_statistics: { type: Sequelize.BOOLEAN }
 }, {
     timestamps: false,
     tableName: 'contest',
@@ -84,7 +85,8 @@ class Contest extends Model {
       end_time: 0,
       holder: 0,
       ranklist_id: 0,
-      is_public: false
+      is_public: false,
+      hide_statistics: false
     }, val)));
   }
 
diff --git a/modules/contest.js b/modules/contest.js
index 3951b43..f9d7e57 100644
--- a/modules/contest.js
+++ b/modules/contest.js
@@ -110,6 +110,7 @@ app.post('/contest/:id/edit', async (req, res) => {
     contest.start_time = syzoj.utils.parseDate(req.body.start_time);
     contest.end_time = syzoj.utils.parseDate(req.body.end_time);
     contest.is_public = req.body.is_public === 'on';
+    contest.hide_statistics = req.body.hide_statistics === 'on';
 
     await contest.save();
 
@@ -131,6 +132,7 @@ app.get('/contest/:id', async (req, res) => {
     if (!contest) throw new ErrorMessage('无此比赛。');
     if (!contest.is_public && (!res.locals.user || !res.locals.user.is_admin)) throw new ErrorMessage('无此比赛。');
 
+    const isSupervisior = await contest.isSupervisior(curUser);
     contest.running = contest.isRunning();
     contest.ended = contest.isEnded();
     contest.subtitle = await syzoj.utils.markdown(contest.subtitle);
@@ -181,7 +183,7 @@ app.get('/contest/:id', async (req, res) => {
     }
 
     let hasStatistics = false;
-    if (contest.type === 'ioi' || contest.type === 'acm' || (contest.type === 'noi' && (contest.ended || (res.locals.user && res.locals.user.is_admin)))) {
+    if ((!contest.hide_statistics) || (contest.ended) || (isSupervisior)) {
       hasStatistics = true;
 
       await contest.loadRelationships();
@@ -212,7 +214,7 @@ app.get('/contest/:id', async (req, res) => {
       contest: contest,
       problems: problems,
       hasStatistics: hasStatistics,
-      isSupervisior: await contest.isSupervisior(curUser)
+      isSupervisior: isSupervisior
     });
   } catch (e) {
     syzoj.log(e);
diff --git a/views/contest_edit.ejs b/views/contest_edit.ejs
index 31b4ed9..d82fda3 100644
--- a/views/contest_edit.ejs
+++ b/views/contest_edit.ejs
@@ -66,6 +66,13 @@
                 <label><span style="visibility: hidden; ">　</span></label>
               </div>
             </div>
+            <div class="inline field">
+              <label class="ui header">隐藏统计信息</label>
+              <div class="ui toggle checkbox">
+                <input type="checkbox"<% if (contest.hide_statistics) { %> checked<% } %> name="hide_statistics">
+                <label><span style="visibility: hidden; ">　</span></label>
+              </div>
+            </div>
             <button type="submit" class="ui button">提交</button>
         </form>
 <script>