diff --git a/frontend/components/account/AccountCenter.tsx b/frontend/components/account/AccountCenter.tsx
index 7d0f345b..806ebc4f 100644
--- a/frontend/components/account/AccountCenter.tsx
+++ b/frontend/components/account/AccountCenter.tsx
@@ -819,14 +819,6 @@ export function AccountCenter() {
       freeTier: "FREE TIER",
       proPendingSync: isEn ? "Activated (pending sync)" : "已开通（待同步）",
       noProSubscription: isEn ? "No Pro subscription" : "暂无 Pro 订阅",
-      trialEndsSoonTitle: isEn ? "Trial ending soon" : "试用即将结束",
-      trialEndsSoonBody: isEn
-        ? "Your 3-day trial is almost over. Upgrade to Pro to keep full intraday analysis and decision cards."
-        : "你的 3 天试用即将结束。升级 Pro 后可继续使用完整日内分析和城市决策卡。",
-      trialExpiredTitle: isEn ? "Trial ended" : "试用已结束",
-      trialExpiredBody: isEn
-        ? "Your trial access has ended. Renew with Pro to restore full access."
-        : "试用权限已结束。开通 Pro 后可恢复完整权限。",
       proEndsSoonTitle: isEn ? "Pro renewal due soon" : "Pro 即将到期",
       proEndsSoonBody: isEn
         ? "Your Pro membership will expire soon. Renew now to avoid interruption."
@@ -836,7 +828,6 @@ export function AccountCenter() {
         ? "Your Pro membership has expired. Renew now to restore premium access."
         : "你的 Pro 会员已到期。立即续费可恢复高级权限。",
       renewNow: isEn ? "Renew Now" : "立即续费",
-      trialBadge: isEn ? "TRIAL" : "试用中",
       daysLeft: isEn ? "{days} days left" : "剩余 {days} 天",
       queuedExtensionSummary: isEn
         ? "Current plan until {current}. Queued extension: +{days} days. Total access until {total}."
@@ -1513,7 +1504,7 @@ export function AccountCenter() {
           telegram_pricing?: TelegramPricing | null;
         };
         if (data.telegram_pricing?.is_group_member) {
-          const amount = data.telegram_pricing.amount_usdc || "5";
+          const amount = data.telegram_pricing.amount_usdc || "10";
           setPaymentInfo(`Telegram 群成员验证成功，当前会员价 ${amount}U。`);
         }
         await loadSnapshot();
@@ -1576,25 +1567,17 @@ export function AccountCenter() {
   const paymentFeatureReady = paymentReadyForRecovery;
   const canOpenCheckoutOverlay = Boolean(
     paymentFeatureReady &&
-    (!isSubscribed || isTrialPlan || showExpiringSoon || showExpiredReminder),
+    (!isSubscribed || showExpiringSoon || showExpiredReminder),
   );
   const subscriptionStatusTitle = showExpiredReminder
-    ? isTrialPlan
-      ? copy.trialExpiredTitle
-      : copy.proExpiredTitle
+    ? copy.proExpiredTitle
     : showExpiringSoon
-      ? isTrialPlan
-        ? copy.trialEndsSoonTitle
-        : copy.proEndsSoonTitle
+      ? copy.proEndsSoonTitle
       : "";
   const subscriptionStatusBody = showExpiredReminder
-    ? isTrialPlan
-      ? copy.trialExpiredBody
-      : copy.proExpiredBody
+    ? copy.proExpiredBody
     : showExpiringSoon
-      ? isTrialPlan
-        ? copy.trialEndsSoonBody
-        : copy.proEndsSoonBody
+      ? copy.proEndsSoonBody
       : "";
   const subscriptionStatusMeta =
     expiryInfo && (showExpiringSoon || showExpiredReminder)
@@ -1738,7 +1721,7 @@ export function AccountCenter() {
 
   const billing = useMemo(() => {
     const parsedPlanAmount = Number(
-      backend?.telegram_pricing?.amount_usdc ?? selectedPlan?.amount_usdc ?? 5,
+      backend?.telegram_pricing?.amount_usdc ?? selectedPlan?.amount_usdc ?? 10,
     );
     const planAmount =
       Number.isFinite(parsedPlanAmount) && parsedPlanAmount > 0
@@ -2778,9 +2761,7 @@ export function AccountCenter() {
                 className={`px-2 py-0.5 rounded-full text-[10px] font-black uppercase tracking-tighter border ${isSubscribed ? "bg-blue-500/20 border-blue-500/40 text-blue-400" : "bg-slate-700/50 border-white/10 text-slate-500"}`}
               >
                 {isSubscribed
-                  ? isTrialPlan
-                    ? copy.trialBadge
-                    : copy.proMember
+                  ? copy.proMember
                   : copy.freeTier}
               </span>
             </div>
@@ -2861,7 +2842,7 @@ export function AccountCenter() {
                     Top 2-3
                   </span>
                   <span className="text-xs font-bold text-slate-300">
-                    +100 积分 & 3天Pro
+                    +100 积分
                   </span>
                 </div>
                 <div className="flex items-center justify-between p-3 bg-white/5 rounded-xl border border-white/5">
diff --git a/frontend/components/auth/LoginClient.tsx b/frontend/components/auth/LoginClient.tsx
index 60c3fb78..1e97d26c 100644
--- a/frontend/components/auth/LoginClient.tsx
+++ b/frontend/components/auth/LoginClient.tsx
@@ -72,9 +72,6 @@ export function LoginClient({ nextPath }: LoginClientProps) {
     signupCheckEmail: isEn
       ? "Sign-up successful. Please verify your email before signing in."
       : "注册成功，请检查邮箱并完成验证后登录。",
-    trialPromo: isEn
-      ? "New users unlock a free 3-day Pro trial after sign-up."
-      : "新用户注册后可免费体验 3 天 Pro。",
     reset: isEn ? "Forgot password?" : "忘记密码？",
     resetSent: isEn
       ? "Reset link sent. Check your inbox."
@@ -231,9 +228,6 @@ export function LoginClient({ nextPath }: LoginClientProps) {
           </div>
           <h1 className="text-3xl font-bold tracking-tight text-white">PolyWeather</h1>
           <p className="mt-2 text-sm text-slate-400">{copy.subtitle}</p>
-          <div className="mt-4 inline-flex items-center rounded-full border border-cyan-400/30 bg-cyan-400/10 px-4 py-1.5 text-xs font-semibold text-cyan-200 shadow-[0_0_20px_rgba(34,211,238,0.08)]">
-            {copy.trialPromo}
-          </div>
         </div>
 
         <button
diff --git a/frontend/components/dashboard/HeaderBar.tsx b/frontend/components/dashboard/HeaderBar.tsx
index ad7e0755..c8c3da5d 100644
--- a/frontend/components/dashboard/HeaderBar.tsx
+++ b/frontend/components/dashboard/HeaderBar.tsx
@@ -76,9 +76,6 @@ export function HeaderBar({
     proAccess.subscriptionActive &&
       proAccess.subscriptionQueuedDays > 0,
   );
-  const isTrialPlan = /trial/i.test(
-    String(proAccess.subscriptionPlanCode || ""),
-  );
   const showRenewReminder =
     isAuthenticated &&
     !proAccess.loading &&
@@ -90,20 +87,12 @@ export function HeaderBar({
   const renewReminderLabel = !showRenewReminder
     ? ""
     : !proAccess.subscriptionActive
-      ? isTrialPlan
-        ? locale === "en-US"
-          ? "Trial ended"
-          : "试用已结束"
-        : locale === "en-US"
-          ? "Pro expired"
-          : "Pro 已到期"
-      : isTrialPlan
-        ? locale === "en-US"
-          ? `Trial ${Math.max(expiryInfo?.daysLeft || 0, 0)}d left`
-          : `试用剩余 ${Math.max(expiryInfo?.daysLeft || 0, 0)} 天`
-        : locale === "en-US"
-          ? `Pro ${Math.max(expiryInfo?.daysLeft || 0, 0)}d left`
-          : `Pro 还剩 ${Math.max(expiryInfo?.daysLeft || 0, 0)} 天`;
+      ? locale === "en-US"
+        ? "Pro expired"
+        : "Pro 已到期"
+      : locale === "en-US"
+        ? `Pro ${Math.max(expiryInfo?.daysLeft || 0, 0)}d left`
+        : `Pro 还剩 ${Math.max(expiryInfo?.daysLeft || 0, 0)} 天`;
 
   useEffect(() => {
     const savedTheme =
diff --git a/frontend/components/subscription/UnlockProOverlay.tsx b/frontend/components/subscription/UnlockProOverlay.tsx
index c4f385ca..253af488 100644
--- a/frontend/components/subscription/UnlockProOverlay.tsx
+++ b/frontend/components/subscription/UnlockProOverlay.tsx
@@ -147,11 +147,6 @@ export function UnlockProOverlay({
             ? "High-precision weather intelligence, delivered everywhere."
             : "全球最精准的高精度气象推送，全平台覆盖"}
         </p>
-        <div className={s.trialPromo}>
-          {isEn
-            ? "New users get a free 3-day Pro trial before billing."
-            : "新用户可先免费体验 3 天 Pro，再决定是否付费。"}
-        </div>
       </div>
 
       {/* ── Cards ── */}
diff --git a/src/payments/contract_checkout.py b/src/payments/contract_checkout.py
index 464611de..5d7d2792 100644
--- a/src/payments/contract_checkout.py
+++ b/src/payments/contract_checkout.py
@@ -21,6 +21,8 @@ from src.database.db_manager import DBManager
 DEFAULT_POLYGON_CHAIN_ID = 137
 DEFAULT_USDC_E_ADDRESS = "0x2791Bca1f2de4661ED88A30C99A7a9449Aa84174"
 DEFAULT_NATIVE_USDC_ADDRESS = "0x3c499c542cef5e3811e1192ce70d8cc03d5c3359"
+DEFAULT_USDT_ADDRESS = "0xc2132d05d31c914a87c6611c10748aeb04b58e8f"
+DEFAULT_PUSD_ADDRESS = "0xc011a7e12a19f7b1f670d46f03b03f3342e82dfb"
 
 PAYMENT_CONTRACT_ABI = [
     {
@@ -86,7 +88,7 @@ ERC20_TRANSFER_EVENT_ABI = {
 }
 
 DEFAULT_PLAN_CATALOG: Dict[str, Dict[str, Any]] = {
-    "pro_monthly": {"plan_id": 101, "amount_usdc": "5", "duration_days": 30},
+    "pro_monthly": {"plan_id": 101, "amount_usdc": "10", "duration_days": 30},
     "pro_quarterly": {"plan_id": 102, "amount_usdc": "79", "duration_days": 90},
     "pro_yearly": {"plan_id": 103, "amount_usdc": "279", "duration_days": 365},
 }
@@ -266,8 +268,8 @@ class PaymentContractCheckoutService:
         legacy_receiver_contract = _normalize_address(
             os.getenv("POLYWEATHER_PAYMENT_RECEIVER_CONTRACT") or ""
         )
-        legacy_token_address = _normalize_address(
-            os.getenv("POLYWEATHER_PAYMENT_TOKEN_ADDRESS") or DEFAULT_USDC_E_ADDRESS
+        legacy_token_address = (
+            os.getenv("POLYWEATHER_PAYMENT_TOKEN_ADDRESS") or DEFAULT_NATIVE_USDC_ADDRESS
         )
         self.supported_tokens = self._load_supported_tokens(
             os.getenv("POLYWEATHER_PAYMENT_ACCEPTED_TOKENS_JSON") or "",
@@ -381,6 +383,10 @@ class PaymentContractCheckoutService:
         normalized = _normalize_address(address)
         if normalized == _normalize_address(DEFAULT_NATIVE_USDC_ADDRESS):
             return {"code": "usdc", "symbol": "USDC", "name": "Native USDC"}
+        if normalized == _normalize_address(DEFAULT_USDT_ADDRESS):
+            return {"code": "usdt", "symbol": "USDT", "name": "USDT"}
+        if normalized == _normalize_address(DEFAULT_PUSD_ADDRESS):
+            return {"code": "pusd", "symbol": "pUSD", "name": "Polymarket pUSD"}
         if normalized == _normalize_address(DEFAULT_USDC_E_ADDRESS):
             return {"code": "usdc_e", "symbol": "USDC.e", "name": "USDC.e (PoS)"}
         return {"code": "usdc_token", "symbol": "USDC", "name": "USDC"}