onmounted not defined issue fix

hichina-main-front-mobile-first/src/pages/ContactPage.vue

@@ -35,6 +35,10 @@
 </template>
 
 <script>
+import { ref, onMounted, onBeforeMount, getCurrentInstance } from "vue";
+import { useQuasar } from "quasar";
+import { api } from "boot/axios";
+import Qs from "qs";
 export default {
   name: "ContactPage",
   setup() {