diff --git a/scripts/batch/convert-demo.js b/scripts/batch/convert-demo.js
deleted file mode 100644
index b65f76e91d..0000000000
--- a/scripts/batch/convert-demo.js
+++ /dev/null
@@ -1,37 +0,0 @@
-/* eslint-disable no-await-in-loop, no-console */
-
-// ==============================================================================
-// This script is used for converting demo with ES6 `export default` grammar
-// PR: https://github.com/ant-design/ant-design/pull/34843
-// ==============================================================================
-
-const path = require('path');
-const { globSync } = require('glob');
-const fs = require('fs-extra');
-const chalk = require('chalk');
-
-(async () => {
-  console.time('Execution...');
-
-  const demoFiles = globSync(path.join(process.cwd(), 'components/*/demo/*.md'));
-
-  const tmpFolder = path.resolve('components', '~tmp');
-  await fs.remove(tmpFolder);
-  await fs.ensureDir(tmpFolder);
-
-  function getConvertedDemo(content) {
-    return content.replace(
-      /ReactDOM.render\(([\S\s]*),\s*mountNode,?(\n)?\);/g,
-      'export default () => ($1$2);',
-    );
-  }
-
-  for (let i = 0; i < demoFiles.length; i += 1) {
-    const demoPath = demoFiles[i];
-    console.log(chalk.white(`Converting demos(${i + 1}/${demoFiles.length}): ${demoPath}`));
-    const content = await fs.readFile(demoPath, 'utf8');
-    const newContent = getConvertedDemo(content);
-    await fs.writeFile(demoPath, newContent, 'utf8');
-  }
-  console.log(chalk.green(`All demos(${i + 1}/${demoFiles.length}) done.`));
-})();