diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 9ccbe79..e919009 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -13,6 +13,7 @@
         "chart.js": "^4.4.1",
         "clipboard": "^2.0.11",
         "core-js": "^3.29.0",
+        "moment": "^2.30.1",
         "pinia": "^2.1.7",
         "qrcode.vue": "^3.4.1",
         "roboto-fontface": "*",
diff --git a/frontend/package.json b/frontend/package.json
index b67d9c3..58ce358 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -14,6 +14,7 @@
     "chart.js": "^4.4.1",
     "clipboard": "^2.0.11",
     "core-js": "^3.29.0",
+    "moment": "^2.30.1",
     "pinia": "^2.1.7",
     "qrcode.vue": "^3.4.1",
     "roboto-fontface": "*",
diff --git a/frontend/src/components/DateTime.vue b/frontend/src/components/DateTime.vue
index cd4e3c7..a1b2fc2 100644
--- a/frontend/src/components/DateTime.vue
+++ b/frontend/src/components/DateTime.vue
@@ -10,7 +10,7 @@
   <DatePicker
     v-model="Input"
     @input="Input=$event"
-    :locale="$i18n.locale"
+    :locale="locale"
     element="expiry"
     compact-time
     type="datetime">
@@ -42,6 +42,8 @@
 <script lang="ts">
 import DatePicker from 'vue3-persian-datetime-picker'
 import { i18n } from '@/locales'
+import 'moment/locale/zh-cn'
+import 'moment/locale/zh-tw'
 
 export default {
   props: ['expiry'],
@@ -54,10 +56,14 @@ export default {
   },
   components: { DatePicker },
   computed: {
+    locale() {
+      const l = i18n.global.locale.value
+      return l.replace('zh', 'zh-')
+    },
     dateFormatted() {
       if (this.expDate == 0) return i18n.global.t('unlimited')
       const date = new Date(this.expDate*1000)
-      return date.toLocaleString(i18n.global.locale.value)
+      return date.toLocaleString(this.locale)
     },
     expDate() {
       return parseInt(this.expiry?? 0)