diff --git a/src/i18n/locales/en.json b/src/i18n/locales/en.json
index d209f9d..33c2b84 100644
--- a/src/i18n/locales/en.json
+++ b/src/i18n/locales/en.json
@@ -135,6 +135,15 @@
     "subDist.fillRequired": "Please fill in the site name, slug, and payment method",
     "subDist.selectPayment": "Please select a payment method",
     "subDist.createFailed": "Failed to create order",
+    "subDist.paymentPageOpened": "Order created. Please complete payment on the opened payment page.",
+    "subDist.paymentPageFailed": "Failed to open the payment page. Please try again later or contact the site administrator.",
+    "subDist.popupBlocked": "The browser blocked the payment window. Please allow pop-ups and try again.",
+    "subDist.cryptoOrderCreated": "Crypto order created. Please complete the transfer using the details on this page.",
+    "subDist.confirmingPayment": "Confirming payment result...",
+    "subDist.paymentPending": "Returned to this page. If you have completed payment, activation will finish after the callback is confirmed. Please refresh shortly.",
+    "subDist.openedSuccess": "Site activated successfully",
+    "subDist.alreadyOpenTitle": "Your site is already activated",
+    "subDist.alreadyOpenDesc": "Site {{name}} has been activated. Use the same account in the main console to continue setup.",
 
     "tokens.title": "API Keys",
     "tokens.subtitle": "Manage your API access tokens",
diff --git a/src/i18n/locales/zh.json b/src/i18n/locales/zh.json
index e90617d..c8c79da 100644
--- a/src/i18n/locales/zh.json
+++ b/src/i18n/locales/zh.json
@@ -135,6 +135,15 @@
     "subDist.fillRequired": "请填写站点名称、标识和支付方式",
     "subDist.selectPayment": "请选择支付方式",
     "subDist.createFailed": "创建订单失败",
+    "subDist.paymentPageOpened": "订单已创建，请在打开的支付页面完成付款",
+    "subDist.paymentPageFailed": "支付页面打开失败，请稍后重试或联系站点管理员",
+    "subDist.popupBlocked": "浏览器拦截了支付窗口，请允许弹窗后重试",
+    "subDist.cryptoOrderCreated": "加密货币订单已创建，请按页面信息完成转账",
+    "subDist.confirmingPayment": "正在确认支付结果...",
+    "subDist.paymentPending": "已返回当前页面。若您已完成付款，系统会在回调确认后自动开通，请稍后刷新查看。",
+    "subDist.openedSuccess": "站点已开通成功",
+    "subDist.alreadyOpenTitle": "您已开通站点",
+    "subDist.alreadyOpenDesc": "站点 {{name}} 已完成开通，请使用同一账号进入主站控制台继续配置。",
 
     "tokens.title": "API 密钥",
     "tokens.subtitle": "管理您的 API 访问令牌",
diff --git a/src/pages/SubDistributor.jsx b/src/pages/SubDistributor.jsx
index 6c6e411..5c9c890 100644
--- a/src/pages/SubDistributor.jsx
+++ b/src/pages/SubDistributor.jsx
@@ -1,5 +1,5 @@
 import React, { useEffect, useMemo, useState } from 'react';
-import { Link } from 'react-router-dom';
+import { Link, useLocation, useNavigate } from 'react-router-dom';
 import { useTranslation } from 'react-i18next';
 import toast from 'react-hot-toast';
 import { createSubDistributorOrder, getSubDistributorInfo } from '../api';
@@ -9,7 +9,7 @@ import { useSite, useCurrency } from '../context/SiteContext';
 function submitEpayForm(resData) {
   const params = resData.data;
   const url = resData.url;
-  if (!params || !url) return;
+  if (!params || !url) return false;
   const form = document.createElement('form');
   form.action = url;
   form.method = 'POST';
@@ -27,13 +27,16 @@ function submitEpayForm(resData) {
   document.body.appendChild(form);
   form.submit();
   document.body.removeChild(form);
+  return true;
 }
 
 export default function SubDistributor() {
   const { t } = useTranslation();
-  const { user } = useAuth();
+  const { user, refreshUser, loading: authLoading } = useAuth();
   const { site } = useSite();
   const { symbol, fmtCNY } = useCurrency();
+  const location = useLocation();
+  const navigate = useNavigate();
   const [loading, setLoading] = useState(true);
   const [subInfo, setSubInfo] = useState(null);
   const [submitting, setSubmitting] = useState(false);
@@ -66,6 +69,41 @@ export default function SubDistributor() {
     () => paymentMethods.find((item) => item.type === form.payment_method),
     [paymentMethods, form.payment_method]
   );
+  const paymentReturned = useMemo(
+    () => new URLSearchParams(location.search).get('payment') === 'return',
+    [location.search]
+  );
+
+  useEffect(() => {
+    if (!paymentReturned || authLoading) return;
+
+    let cancelled = false;
+    const toastId = 'sub-dist-payment-return';
+
+    const checkPaymentResult = async () => {
+      if (!user) {
+        toast(t('subDist.paymentPending'), { id: toastId });
+        navigate('/sub-site', { replace: true });
+        return;
+      }
+
+      toast.loading(t('subDist.confirmingPayment'), { id: toastId });
+      const refreshed = await refreshUser({ skipErrorHandler: true });
+      if (cancelled) return;
+
+      if (refreshed?.has_distributor) {
+        toast.success(t('subDist.openedSuccess'), { id: toastId });
+      } else {
+        toast(t('subDist.paymentPending'), { id: toastId });
+      }
+      navigate('/sub-site', { replace: true });
+    };
+
+    checkPaymentResult();
+    return () => {
+      cancelled = true;
+    };
+  }, [authLoading, navigate, paymentReturned, refreshUser, t, user]);
 
   const handleSubmit = async (e) => {
     e.preventDefault();
@@ -89,7 +127,7 @@ export default function SubDistributor() {
         name: form.name.trim(),
         slug: form.slug.trim().toLowerCase(),
         payment_method: form.payment_method,
-        return_url: `${window.location.origin}/sub-distributor`,
+        return_url: `${window.location.origin}/sub-site?payment=return`,
       };
       if (form.payment_method === 'crypto') {
         payload.chain = form.chain;
@@ -98,14 +136,26 @@ export default function SubDistributor() {
       const res = await createSubDistributorOrder(payload);
       if (res.data.message === 'success') {
         if (res.data.payment_type === 'stripe' && res.data.data?.pay_link) {
-          window.open(res.data.data.pay_link, '_blank');
+          const opened = window.open(res.data.data.pay_link, '_blank');
+          if (opened) {
+            toast.success(t('subDist.paymentPageOpened'));
+          } else {
+            toast.error(t('subDist.popupBlocked'));
+          }
         } else if (res.data.payment_type === 'crypto') {
           setCryptoOrder(res.data.data);
+          toast.success(t('subDist.cryptoOrderCreated'));
         } else {
-          submitEpayForm(res.data);
+          if (submitEpayForm(res.data)) {
+            toast.success(t('subDist.paymentPageOpened'));
+          } else {
+            toast.error(t('subDist.paymentPageFailed'));
+          }
         }
       } else if (res.data.data) {
         toast.error(typeof res.data.data === 'string' ? res.data.data : t('subDist.createFailed'));
+      } else {
+        toast.error(t('subDist.createFailed'));
       }
     } catch (e) {
       // handled by interceptor
@@ -146,6 +196,15 @@ export default function SubDistributor() {
                 <Link to="/register" className="btn-secondary">{t('subDist.goRegister')}</Link>
               </div>
             </div>
+          ) : user?.has_distributor ? (
+            <div className="rounded-2xl border border-emerald-500/20 bg-emerald-500/5 p-5 space-y-3">
+              <p className="text-sm font-medium text-page">{t('subDist.alreadyOpenTitle')}</p>
+              <p className="text-sm text-page-secondary">
+                {t('subDist.alreadyOpenDesc', {
+                  name: user.distributor_name || user.distributor_slug || t('subDist.defaultSiteName'),
+                })}
+              </p>
+            </div>
           ) : (
             <form onSubmit={handleSubmit} className="space-y-5">
               <div>