diff --git a/web/gui/src/main/resources/org/onosproject/ui/lion/core/fw/Mast_zh_CN.properties b/web/gui/src/main/resources/org/onosproject/ui/lion/core/fw/Mast_zh_CN.properties
index fb8bf1a..a8d5e11 100644
--- a/web/gui/src/main/resources/org/onosproject/ui/lion/core/fw/Mast_zh_CN.properties
+++ b/web/gui/src/main/resources/org/onosproject/ui/lion/core/fw/Mast_zh_CN.properties
@@ -19,5 +19,14 @@
 # Tooltip for context-sensitive help button [?]
 tt_help=显示当前视图的帮助页面
 
+# unknown user
+unknown_user=未知用户
+
 # Logout button
 logout=注销
+
+# UI components added/removed, etc.
+uicomp_added=添加了新的用户界面组件
+uicomp_removed=移除了一些用户界面组件
+ui_ok_to_update=选择"允许"更新用户界面
+confirm_refresh_title=用户界面已正常刷新