diff --git a/.gitignore b/.gitignore
index 5078fb2..f455367 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,4 +38,5 @@ compile_commands.json
 .vs
 out
 .cache
-CMakeLists.txt.*
\ No newline at end of file
+CMakeLists.txt.*
+*.mo
\ No newline at end of file
diff --git a/UserInterface/UserInterface.cxx b/UserInterface/UserInterface.cxx
index c799809..d5261b4 100644
--- a/UserInterface/UserInterface.cxx
+++ b/UserInterface/UserInterface.cxx
@@ -18,8 +18,8 @@ void UserInterface::InitUI()
     controlMgr_ = std::make_shared<ControlManager>(this);
 
     mgr_.AddPane(controlMgr_->header_,
-                 wxAuiPaneInfo().Name("header").Caption("header").CloseButton(false).Floatable(false).MinSize(-1, 40));
-    mgr_.AddPane(controlMgr_->local_, wxAuiPaneInfo().Name("local").Caption("local").CloseButton(false).BestSize(300, 400));
+                 wxAuiPaneInfo().Name("header").Caption(_("header")).CloseButton(false).Floatable(false).MinSize(-1, 40));
+    mgr_.AddPane(controlMgr_->local_, wxAuiPaneInfo().Name("local").Caption(_("local")).CloseButton(false).BestSize(300, 400));
 
     // update
     mgr_.Update();
diff --git a/UserInterface/main.cxx b/UserInterface/main.cxx
index 8f118dc..d62f52f 100644
--- a/UserInterface/main.cxx
+++ b/UserInterface/main.cxx
@@ -1,14 +1,25 @@
 #include "UserInterface.h"
+#include <wx/uilocale.h>
 
 class RelayFileApp : public wxApp
 {
 public:
     bool OnInit() override
     {
-        auto* f = new UserInterface(wxT("RelayFile"));
+        SetProcessDPIAware();
+        loadLocale();
+        auto* f = new UserInterface(_("RelayFile"));
         f->Show();
         return true;
     }
+
+private:
+    void loadLocale()
+    {
+        auto* locale = new wxLocale(wxLANGUAGE_CHINESE_SIMPLIFIED);
+        locale->AddCatalogLookupPathPrefix(wxT("."));
+        locale->AddCatalog(wxT("internat"));
+    }
 };
 
 IMPLEMENT_APP(RelayFileApp);
diff --git a/translate/internat.po b/translate/internat.po
new file mode 100644
index 0000000..8dc9e90
--- /dev/null
+++ b/translate/internat.po
@@ -0,0 +1,36 @@
+msgid ""
+msgstr ""
+"Project-Id-Version: \n"
+"POT-Creation-Date: 2025-05-08 22:27+0800\n"
+"PO-Revision-Date: 2025-05-08 22:44+0800\n"
+"Last-Translator: \n"
+"Language-Team: \n"
+"Language: zh_CN\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Generator: Poedit 3.6\n"
+"X-Poedit-Basepath: ..\n"
+"X-Poedit-SourceCharset: UTF-8\n"
+"X-Poedit-KeywordsList: _\n"
+"X-Poedit-SearchPath-0: .\n"
+
+#: UserInterface/HeaderControl.cxx:19
+msgid "Connect"
+msgstr "连接"
+
+#: UserInterface/HeaderControl.cxx:20
+msgid "Disconnect"
+msgstr "断开连接"
+
+#: UserInterface/UserInterface.cxx:21
+msgid "header"
+msgstr "首要设定"
+
+#: UserInterface/UserInterface.cxx:22
+msgid "local"
+msgstr "本地文件"
+
+#: UserInterface/main.cxx:9
+msgid "RelayFile"
+msgstr "文件中转"