diff --git a/apps/ai-game-creator-shell/src-tauri/src/ui_editor/html_renderer/mod.rs b/apps/ai-game-creator-shell/src-tauri/src/ui_editor/html_renderer/mod.rs
index e417fd6c1..93f71a414 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/ui_editor/html_renderer/mod.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/ui_editor/html_renderer/mod.rs
@@ -56,11 +56,16 @@ pub(crate) fn render_ui_design_state_html(state: &State) -> Result<String, Strin
 pub(crate) fn render_ui_design_state_js(
     state: &State,
 ) -> Result<(String, Vec<String>, usize), String> {
+    // 生成阶段只渲染已由保存流程 validate_state 校验过的 State；不重复执行领域校验。
     let mut exports = Vec::with_capacity(state.ui_trees.len());
     let mut modules = Vec::with_capacity(state.ui_trees.len());
     let mut node_count = 0usize;
     for tree in &state.ui_trees {
-        let export_name = tree_export_name(tree.src_ui_design.as_str());
+        let export_name = format!(
+            "{}_{}",
+            tree_export_name(tree.src_ui_design.as_str()),
+            hex_id(tree.root.id.as_str())
+        );
         exports.push(export_name.clone());
         let image = state
             .ui_design_images