diff --git a/src/slic3r/GUI/MainFrame.cpp b/src/slic3r/GUI/MainFrame.cpp
index 0f2a9c3baa..23ae74c7f5 100644
--- a/src/slic3r/GUI/MainFrame.cpp
+++ b/src/slic3r/GUI/MainFrame.cpp
@@ -2757,7 +2757,14 @@ void MainFrame::init_menubar_as_editor()
 
     // help 
     append_menu_item(m_topbar->GetCalibMenu(), wxID_ANY, _L("Tutorial"), _L("Calibration help"),
-        [this](wxCommandEvent&) { wxLaunchDefaultBrowser("https://github.com/SoftFever/OrcaSlicer/wiki/Calibration", wxBROWSER_NEW_WINDOW); }, "", nullptr,
+        [this](wxCommandEvent&) {
+            std::string url = "https://github.com/SoftFever/OrcaSlicer/wiki/Calibration";
+            if (const std::string country_code = wxGetApp().app_config->get_country_code(); country_code == "CN") {
+                // Use gitee mirror for China users
+                url = "https://gitee.com/n0isyfox/orca-slicer-docs/wikis/%E6%A0%A1%E5%87%86/%E6%89%93%E5%8D%B0%E5%8F%82%E6%95%B0%E6%A0%A1%E5%87%86";
+            }
+            wxLaunchDefaultBrowser(url, wxBROWSER_NEW_WINDOW);
+        }, "", nullptr,
         [this]() {return m_plater->is_view3D_shown();; }, this);
 
 #else