diff --git a/components/i18n/languages/zh_TW.ts b/components/i18n/languages/zh_TW.ts
index 0b6b15b9fa6..f5a90e1e8ec 100755
--- a/components/i18n/languages/zh_TW.ts
+++ b/components/i18n/languages/zh_TW.ts
@@ -17,6 +17,10 @@ export default {
   DatePicker,
   TimePicker,
   Calendar,
+  // locales for all comoponents
+  global: {
+    placeholder: '請選擇'
+  },
   Table: {
     filterTitle: '篩選器',
     filterConfirm: '確 定',
@@ -47,6 +51,15 @@ export default {
   Empty: {
     description: '無此資料'
   },
+  Icon: {
+    icon: '圖標'
+  },
+  Text: {
+    edit: '編輯',
+    copy: '複製',
+    copied: '複製成功',
+    expand: '展開'
+  },
   PageHeader: {
     back: '返回'
   }
diff --git a/components/i18n/nz-i18n.interface.ts b/components/i18n/nz-i18n.interface.ts
index 38be071f17d..7cd5fdd0bd2 100644
--- a/components/i18n/nz-i18n.interface.ts
+++ b/components/i18n/nz-i18n.interface.ts
@@ -76,7 +76,7 @@ export interface NzI18nInterface {
   DatePicker: NzDatePickerI18nInterface;
   TimePicker: NzTimePickerI18nInterface;
   Calendar: NzCalendarI18nInterface;
-  global: NzGlobalI18nInterface;
+  global?: NzGlobalI18nInterface;
   Table: {
     filterTitle: string;
     filterConfirm: string;
@@ -108,6 +108,14 @@ export interface NzI18nInterface {
   Empty: {
     description: string;
   };
+  // TODO: make this required in the future.
+  // Temporarily optional to make sure not break anything.
+  Text?: {
+    edit: string;
+    copy: string;
+    copied: string;
+    expand: string;
+  };
 }
 
 // tslint:disable-next-line:no-any