diff --git a/frontend/packages/locale/src/en/register.ts b/frontend/packages/locale/src/en/register.ts
index 7906d11..a01d0e1 100644
--- a/frontend/packages/locale/src/en/register.ts
+++ b/frontend/packages/locale/src/en/register.ts
@@ -11,6 +11,7 @@ export default {
   ReadAndAgree: "Read and Agree to",
   UserAgreement: "Agreement",
   PrivacyPolicy: "Privacy",
+  OnlyEduEmail: "Due to limited system resources, we currently only support registration with educational email addresses. For non-educational email addresses, please contact bmwu-support{'@'}lamda.nju.edu.cn to apply.",
   Error: {
     UsernameAtLeast2Chars: "Username needs to be at least 2 characters.",
     UsernameAtMost20Chars: "Username cannot be more than 20 characters.",
diff --git a/frontend/packages/locale/src/zh-cn/register.ts b/frontend/packages/locale/src/zh-cn/register.ts
index aa83b69..91bbffd 100644
--- a/frontend/packages/locale/src/zh-cn/register.ts
+++ b/frontend/packages/locale/src/zh-cn/register.ts
@@ -10,6 +10,7 @@ export default {
   ReadAndAgree: "我已阅读并同意",
   UserAgreement: "用户协议",
   PrivacyPolicy: "隐私政策",
+  OnlyEduEmail: "由于系统资源有限，现仅支持教育邮箱注册。非教育邮箱可联系bmwu-support{'@'}lamda.nju.edu.cn 进行申请。",
   Error: {
     UsernameAtLeast2Chars: "用户名至少需要 2 个字符",
     UsernameAtMost20Chars: "用户名不能超过 20 个字符",
diff --git a/frontend/packages/main/src/views/Register.vue b/frontend/packages/main/src/views/Register.vue
index eecd5f0..5f208cd 100644
--- a/frontend/packages/main/src/views/Register.vue
+++ b/frontend/packages/main/src/views/Register.vue
@@ -25,7 +25,7 @@ const userName = useField<string>({
 const email = useField<string>({
   defaultValue: "",
   validate: (value) => {
-    if (!/^[a-z.-_]+@[a-z.-]+\.[a-z]+$/i.test(value)) return t("Register.Error.InvalidEmail");
+    if (!/^[a-z.-_]+@[a-z0-9.-]+\.[a-z]+$/i.test(value)) return t("Register.Error.InvalidEmail");
     if (value?.length > 50) return t("Register.Error.EmailAtMost50Chars");
     return "";
   },
@@ -199,6 +199,11 @@ onUnmounted(() => {
         {{ t("Register.Register") }}
       </div>
     </v-card-title>
+    <v-card-text>
+      <div class="mx-2">
+        {{ t("Register.OnlyEduEmail") }}
+      </div>
+    </v-card-text>
     <v-card-text>
       <v-form>
         <v-text-field