diff --git a/packages/shell/src/document-model.ts b/packages/shell/src/document-model.ts
index 741eb08f9..3177f3b69 100644
--- a/packages/shell/src/document-model.ts
+++ b/packages/shell/src/document-model.ts
@@ -204,6 +204,16 @@ export default class DocumentModel {
     });
   }
 
+  /**
+   * 当前 document 新增节点事件，此时节点已经挂载到 document 上
+   */
+  onMountNode(fn: (node: Node) => void) {
+    this[editorSymbol].on('node.add', fn as any);
+    return () => {
+      this[editorSymbol].off('node.add', fn as any);
+    };
+  }
+
   /**
    * 当前 document 删除节点事件
    */