diff --git a/packages/web/hooks/useI18n.ts b/packages/web/hooks/useI18n.ts
index 09d83027c..849064fc2 100644
--- a/packages/web/hooks/useI18n.ts
+++ b/packages/web/hooks/useI18n.ts
@@ -17,8 +17,9 @@ export const useI18nLng = () => {
     zh: LangEnum.zh_CN,
     'zh-CN': LangEnum.zh_CN,
     'zh-Hans': LangEnum.zh_CN,
-    'zh-HK': LangEnum.zh_CN,
-    'zh-TW': LangEnum.zh_TW,
+    'zh-HK': LangEnum.zh_Hant,
+    'zh-TW': LangEnum.zh_Hant,
+    'zh-Hant': LangEnum.zh_Hant,
     en: LangEnum.en,
     'en-US': LangEnum.en
   };
diff --git a/packages/web/i18n/zh-TW/app.json b/packages/web/i18n/zh-Hant/app.json
similarity index 100%
rename from packages/web/i18n/zh-TW/app.json
rename to packages/web/i18n/zh-Hant/app.json
diff --git a/packages/web/i18n/zh-TW/chat.json b/packages/web/i18n/zh-Hant/chat.json
similarity index 100%
rename from packages/web/i18n/zh-TW/chat.json
rename to packages/web/i18n/zh-Hant/chat.json
diff --git a/packages/web/i18n/zh-TW/common.json b/packages/web/i18n/zh-Hant/common.json
similarity index 100%
rename from packages/web/i18n/zh-TW/common.json
rename to packages/web/i18n/zh-Hant/common.json
diff --git a/packages/web/i18n/zh-TW/dataset.json b/packages/web/i18n/zh-Hant/dataset.json
similarity index 100%
rename from packages/web/i18n/zh-TW/dataset.json
rename to packages/web/i18n/zh-Hant/dataset.json
diff --git a/packages/web/i18n/zh-TW/file.json b/packages/web/i18n/zh-Hant/file.json
similarity index 100%
rename from packages/web/i18n/zh-TW/file.json
rename to packages/web/i18n/zh-Hant/file.json
diff --git a/packages/web/i18n/zh-TW/login.json b/packages/web/i18n/zh-Hant/login.json
similarity index 100%
rename from packages/web/i18n/zh-TW/login.json
rename to packages/web/i18n/zh-Hant/login.json
diff --git a/packages/web/i18n/zh-TW/publish.json b/packages/web/i18n/zh-Hant/publish.json
similarity index 100%
rename from packages/web/i18n/zh-TW/publish.json
rename to packages/web/i18n/zh-Hant/publish.json
diff --git a/packages/web/i18n/zh-TW/user.json b/packages/web/i18n/zh-Hant/user.json
similarity index 100%
rename from packages/web/i18n/zh-TW/user.json
rename to packages/web/i18n/zh-Hant/user.json
diff --git a/packages/web/i18n/zh-TW/workflow.json b/packages/web/i18n/zh-Hant/workflow.json
similarity index 100%
rename from packages/web/i18n/zh-TW/workflow.json
rename to packages/web/i18n/zh-Hant/workflow.json
diff --git a/projects/app/next-i18next.config.js b/projects/app/next-i18next.config.js
index d16520ce4..5c875a9bc 100644
--- a/projects/app/next-i18next.config.js
+++ b/projects/app/next-i18next.config.js
@@ -5,8 +5,8 @@
 
 module.exports = {
   i18n: {
-    defaultLocale: 'zh-CN',
-    locales: ['en', 'zh-CN', 'zh-TW'],
+    defaultLocale: 'en',
+    locales: ['en', 'zh-CN', 'zh-Hant'],
     localeDetection: false
   },
   localePath:
diff --git a/projects/app/src/web/common/utils/i18n.ts b/projects/app/src/web/common/utils/i18n.ts
index 0f1493933..2986ac6fa 100644
--- a/projects/app/src/web/common/utils/i18n.ts
+++ b/projects/app/src/web/common/utils/i18n.ts
@@ -3,7 +3,7 @@ import { serverSideTranslations } from 'next-i18next/serverSideTranslations';
 
 export enum LangEnum {
   'zh_CN' = 'zh-CN',
-  'zh_TW' = 'zh-TW',
+  'zh_Hant' = 'zh-Hant',
   'en' = 'en'
 }
 export const langMap = {
@@ -15,8 +15,8 @@ export const langMap = {
     label: '简体中文',
     avatar: 'common/language/China'
   },
-  [LangEnum.zh_TW]: {
-    label: '中文(台湾)',
+  [LangEnum.zh_Hant]: {
+    label: '繁体中文',
     avatar: 'common/language/China'
   }
 };