diff --git a/lang/zh_cn/help/lesson/maxtime.html b/lang/zh_cn/help/lesson/maxtime.html
deleted file mode 100644
index ffab959098c..00000000000
--- a/lang/zh_cn/help/lesson/maxtime.html
+++ /dev/null
@@ -1,3 +0,0 @@
-<p align="center"><b>时间限制</b></p>
-
-<p>请输入时间限制，以分钟为单位。</p>
\ No newline at end of file