diff --git a/aio/transforms/remark-package/services/translator.js b/aio/transforms/remark-package/services/translator.js
deleted file mode 100644
index dbe8973727..0000000000
--- a/aio/transforms/remark-package/services/translator.js
+++ /dev/null
@@ -1,24 +0,0 @@
-function mark(text) {
-  return text.replace(/<(h\d|header|p|a)([\s\S]*?)>([\s\S]+?)<\/\1>/gi, function ($0, $1, $2, $3) {
-    const suffix = isTranslation($3) ? 'result' : 'origin=off';
-    return `<${$1} translation-${suffix} ${$2}>${$3}</${$1}>`;
-  });
-}
-
-function swap(text) {
-  return text.replace(/<(\w+)( translation-origin\b[\s\S]*?)<\/\1>(\s*)<\1( translation-result\b[\s\S]*?)<\/\1>/gi, '<$1$4</$1>$3<$1$2</$1>');
-}
-
-function markAndSwap(text) {
-  return swap(mark(text));
-}
-
-function isTranslation(text) {
-  return text && /[\u2E80-\u2EFF\u2F00-\u2FDF\u3000-\u303F\u31C0-\u31EF\u3200-\u32FF\u3300-\u33FF\u3400-\u4DBF\u4DC0-\u4DFF\u4E00-\u9FBF\uF900-\uFAFF\uFE30-\uFE4F\uFF00-\uFFEF]/.test(text);
-}
-
-module.exports = {
-  mark,
-  swap,
-  markAndSwap,
-};
diff --git a/aio/transforms/remark-package/services/translator.spec.js b/aio/transforms/remark-package/services/translator.spec.js
deleted file mode 100644
index f7b7e15b16..0000000000
--- a/aio/transforms/remark-package/services/translator.spec.js
+++ /dev/null
@@ -1,13 +0,0 @@
-const { expect } = require('chai');
-
-const { mark, swap } = require('./translator');
-
-it('mark translation results and origins', () => {
-  expect(mark('<h1>AngularJS to Angular</h1>\n<h1>从 AngularJS 到 Angular 快速参考</h1>'))
-    .equal('<h1 translation-origin=off >AngularJS to Angular</h1>\n<h1 translation-result >从 AngularJS 到 Angular 快速参考</h1>');
-});
-
-it('swap result and origin', () => {
-  expect(swap('<h1 translation-origin=off >AngularJS to Angular</h1>\n<h1 translation-result >从 AngularJS 到 Angular 快速参考</h1>'))
-    .equal('<h1 translation-result >从 AngularJS 到 Angular 快速参考</h1>\n<h1 translation-origin=off >AngularJS to Angular</h1>');
-});