diff --git a/frontend/admin-app/lib/app/i18n/app_localizations.dart b/frontend/admin-app/lib/app/i18n/app_localizations.dart
index 08ae8b7..79a0b0f 100644
--- a/frontend/admin-app/lib/app/i18n/app_localizations.dart
+++ b/frontend/admin-app/lib/app/i18n/app_localizations.dart
@@ -37,7 +37,7 @@ class AppLocalizations {
   // ================================================================
   static const Map<String, String> _zhCN = {
     // ── Common ──
-    'app_name': 'Genex',
+    'app_name': '企业券信',
     'confirm': '确认',
     'cancel': '取消',
     'save': '保存',
@@ -68,7 +68,7 @@ class AppLocalizations {
     'tab_mine': '我的',
 
     // ── Login ──
-    'login_title': 'Genex 发行方控制台',
+    'login_title': '券信 发行方控制台',
     'login_subtitle': '登录您的企业账号管理券发行',
     'login_phone': '手机号',
     'login_phone_hint': '请输入企业管理员手机号',
@@ -510,7 +510,7 @@ class AppLocalizations {
 
     // ── AI Agent ──
     'ai_agent_title': 'AI 助手',
-    'ai_agent_welcome': '您好！我是 Genex AI 助手，可以帮您分析销售数据、优化定价策略、提升信用评级。有什么可以帮您的吗？',
+    'ai_agent_welcome': '您好！我是企业券信 AI 助手，可以帮您分析销售数据、优化定价策略、提升信用评级。有什么可以帮您的吗？',
     'ai_agent_input_hint': '输入问题...',
     'ai_agent_action_sales': '分析本月销售数据',
     'ai_agent_action_timing': '推荐最优发券时间',
@@ -545,7 +545,7 @@ class AppLocalizations {
     'settings_group_security': '安全与账号',
     'settings_change_password': '修改密码',
     'settings_operation_log': '操作日志',
-    'settings_about': '关于 Genex',
+    'settings_about': '关于企业券信',
     'settings_logout': '退出登录',
 
     // ── AI Suggestion Card ──
diff --git a/frontend/genex-mobile/lib/app/i18n/strings/zh_cn.dart b/frontend/genex-mobile/lib/app/i18n/strings/zh_cn.dart
index b6272b0..6fffec9 100644
--- a/frontend/genex-mobile/lib/app/i18n/strings/zh_cn.dart
+++ b/frontend/genex-mobile/lib/app/i18n/strings/zh_cn.dart
@@ -38,7 +38,7 @@ const Map<String, String> zhCN = {
   'welcome.agreement': '注册即表示同意《用户协议》和《隐私政策》',
 
   'login.title': '欢迎回来',
-  'login.subtitle': '登录 Genex 管理你的券资产',
+  'login.subtitle': '登录券信管理你的券资产',
   'login.passwordTab': '密码登录',
   'login.codeTab': '验证码登录',
   'login.phoneOrEmail': '手机号或邮箱',
@@ -50,8 +50,8 @@ const Map<String, String> zhCN = {
   'login.getCode': '获取验证码',
 
   'register.title': '创建账号',
-  'register.emailSubtitle': '使用邮箱注册 Genex 账号',
-  'register.phoneSubtitle': '使用手机号注册 Genex 账号',
+  'register.emailSubtitle': '使用邮箱注册券信账号',
+  'register.phoneSubtitle': '使用手机号注册券信账号',
   'register.email': '邮箱地址',
   'register.phone': '手机号',
   'register.emailHint': '请输入邮箱地址',
@@ -451,7 +451,7 @@ const Map<String, String> zhCN = {
 
   // ============ AI Chat ============
   'aiChat.title': 'AI 助手',
-  'aiChat.greeting': '你好！我是 Genex AI 助手，可以帮你发现高性价比好券、比价分析、组合推荐。试试问我：',
+  'aiChat.greeting': '你好！我是券信 AI 助手，可以帮你发现高性价比好券、比价分析、组合推荐。试试问我：',
   'aiChat.suggest1': '推荐适合我的券',
   'aiChat.suggest2': '星巴克券值不值得买？',
   'aiChat.suggest3': '帮我做比价分析',
@@ -612,7 +612,7 @@ const Map<String, String> zhCN = {
   'profile.myFavorites': '我的收藏',
   'profile.securitySettings': '安全设置',
   'profile.advancedSettings': '高级设置',
-  'profile.aboutGenex': '关于 Genex',
+  'profile.aboutGenex': '关于券信',
   'profile.simplifiedChinese': '简体中文',
 
   // ============ Pro Mode ============
@@ -658,7 +658,7 @@ const Map<String, String> zhCN = {
   'wallet.redeemUse': '核销',
 
   // ============ AI Fab ============
-  'aiFab.greeting': '你好！我是 Genex AI 助手，可以帮你管理券资产、查找优惠、分析价格。有什么需要帮助的吗？',
+  'aiFab.greeting': '你好！我是券信 AI 助手，可以帮你管理券资产、查找优惠、分析价格。有什么需要帮助的吗？',
   'aiFab.inputHint': '输入消息...',
   'aiFab.suggest1': '帮我找高折扣券',
   'aiFab.suggest2': '我的券快到期了吗？',
diff --git a/frontend/genex-mobile/lib/app/i18n/strings/zh_tw.dart b/frontend/genex-mobile/lib/app/i18n/strings/zh_tw.dart
index 3862cf3..a5b06f0 100644
--- a/frontend/genex-mobile/lib/app/i18n/strings/zh_tw.dart
+++ b/frontend/genex-mobile/lib/app/i18n/strings/zh_tw.dart
@@ -38,7 +38,7 @@ const Map<String, String> zhTW = {
   'welcome.agreement': '註冊即表示同意《使用者協議》和《隱私權政策》',
 
   'login.title': '歡迎回來',
-  'login.subtitle': '登入 Genex 管理你的券資產',
+  'login.subtitle': '登入券信管理你的券資產',
   'login.passwordTab': '密碼登入',
   'login.codeTab': '驗證碼登入',
   'login.phoneOrEmail': '手機號或信箱',
@@ -50,8 +50,8 @@ const Map<String, String> zhTW = {
   'login.getCode': '取得驗證碼',
 
   'register.title': '建立帳號',
-  'register.emailSubtitle': '使用信箱註冊 Genex 帳號',
-  'register.phoneSubtitle': '使用手機號註冊 Genex 帳號',
+  'register.emailSubtitle': '使用信箱註冊券信帳號',
+  'register.phoneSubtitle': '使用手機號註冊券信帳號',
   'register.email': '信箱地址',
   'register.phone': '手機號',
   'register.emailHint': '請輸入信箱地址',
@@ -451,7 +451,7 @@ const Map<String, String> zhTW = {
 
   // ============ AI Chat ============
   'aiChat.title': 'AI 助手',
-  'aiChat.greeting': '你好！我是 Genex AI 助手，可以幫你發現高性價比好券、比價分析、組合推薦。試試問我：',
+  'aiChat.greeting': '你好！我是券信 AI 助手，可以幫你發現高性價比好券、比價分析、組合推薦。試試問我：',
   'aiChat.suggest1': '推薦適合我的券',
   'aiChat.suggest2': 'Starbucks 券值不值得買？',
   'aiChat.suggest3': '幫我做比價分析',
@@ -612,7 +612,7 @@ const Map<String, String> zhTW = {
   'profile.myFavorites': '我的收藏',
   'profile.securitySettings': '安全設定',
   'profile.advancedSettings': '進階設定',
-  'profile.aboutGenex': '關於 Genex',
+  'profile.aboutGenex': '關於券信',
   'profile.simplifiedChinese': '簡體中文',
 
   // ============ Pro Mode ============
@@ -658,7 +658,7 @@ const Map<String, String> zhTW = {
   'wallet.redeemUse': '核銷',
 
   // ============ AI Fab ============
-  'aiFab.greeting': '你好！我是 Genex AI 助手，可以幫你管理券資產、查找優惠、分析價格。有什麼需要幫助的嗎？',
+  'aiFab.greeting': '你好！我是券信 AI 助手，可以幫你管理券資產、查找優惠、分析價格。有什麼需要幫助的嗎？',
   'aiFab.inputHint': '輸入訊息...',
   'aiFab.suggest1': '幫我找高折扣券',
   'aiFab.suggest2': '我的券快到期了嗎？',
diff --git a/frontend/genex-mobile/lib/core/services/coupon_service.dart b/frontend/genex-mobile/lib/core/services/coupon_service.dart
index dd11921..1b5efea 100644
--- a/frontend/genex-mobile/lib/core/services/coupon_service.dart
+++ b/frontend/genex-mobile/lib/core/services/coupon_service.dart
@@ -50,7 +50,7 @@ class CouponApiService {
               ?.map((e) => CouponModel.fromJson(e as Map<String, dynamic>))
               .toList() ??
           [];
-      return (items: items, total: inner['total'] ?? items.length);
+      return (items: items, total: (inner['total'] as int?) ?? items.length);
     } catch (e) {
       debugPrint('[CouponApiService] getMyHoldings 失败: $e');
       rethrow;
diff --git a/frontend/genex-mobile/lib/features/coupons/presentation/pages/wallet_coupons_page.dart b/frontend/genex-mobile/lib/features/coupons/presentation/pages/wallet_coupons_page.dart
index 597f2f5..54262c4 100644
--- a/frontend/genex-mobile/lib/features/coupons/presentation/pages/wallet_coupons_page.dart
+++ b/frontend/genex-mobile/lib/features/coupons/presentation/pages/wallet_coupons_page.dart
@@ -237,6 +237,7 @@ class _WalletCouponsPageState extends State<WalletCouponsPage>
 
     if (coupons.isEmpty) {
       return EmptyState.noCoupons(
+        context,
         onBrowse: () => Navigator.pop(context),
       );
     }
@@ -365,13 +366,13 @@ class _WalletCouponsPageState extends State<WalletCouponsPage>
   Widget _statusWidget(CouponStatus status) {
     switch (status) {
       case CouponStatus.active:
-        return StatusTags.active();
+        return StatusTags.active(context);
       case CouponStatus.pending:
-        return StatusTags.pending();
+        return StatusTags.pending(context);
       case CouponStatus.expired:
-        return StatusTags.expired();
+        return StatusTags.expired(context);
       case CouponStatus.used:
-        return StatusTags.used();
+        return StatusTags.used(context);
     }
   }
 
diff --git a/frontend/genex-mobile/lib/features/message/presentation/pages/message_page.dart b/frontend/genex-mobile/lib/features/message/presentation/pages/message_page.dart
index d7474fc..1bb39ee 100644
--- a/frontend/genex-mobile/lib/features/message/presentation/pages/message_page.dart
+++ b/frontend/genex-mobile/lib/features/message/presentation/pages/message_page.dart
@@ -133,7 +133,7 @@ class _MessagePageState extends State<MessagePage>
           : _error != null
               ? _buildErrorView()
               : _notifications.isEmpty
-                  ? EmptyState.noMessages()
+                  ? EmptyState.noMessages(context)
                   : RefreshIndicator(
                       onRefresh: _loadNotifications,
                       child: ListView.separated(
diff --git a/frontend/genex-mobile/lib/features/trading/presentation/pages/trading_page.dart b/frontend/genex-mobile/lib/features/trading/presentation/pages/trading_page.dart
index e9a2c63..1eb0c55 100644
--- a/frontend/genex-mobile/lib/features/trading/presentation/pages/trading_page.dart
+++ b/frontend/genex-mobile/lib/features/trading/presentation/pages/trading_page.dart
@@ -62,9 +62,9 @@ class _TradingPageState extends State<TradingPage>
       separatorBuilder: (_, __) => const SizedBox(height: 12),
       itemBuilder: (context, index) {
         final statuses = [
-          StatusTags.onSale(),
-          StatusTags.completed(),
-          StatusTags.cancelled(),
+          StatusTags.onSale(context),
+          StatusTags.completed(context),
+          StatusTags.cancelled(context),
         ];
         return Container(
           padding: AppSpacing.cardPadding,
diff --git a/frontend/miniapp/src/assets/images/logo.png b/frontend/miniapp/src/assets/images/logo.png
new file mode 100644
index 0000000..56abb54
Binary files /dev/null and b/frontend/miniapp/src/assets/images/logo.png differ
diff --git a/frontend/miniapp/src/assets/images/logo_full.svg b/frontend/miniapp/src/assets/images/logo_full.svg
new file mode 100644
index 0000000..afd3407
--- /dev/null
+++ b/frontend/miniapp/src/assets/images/logo_full.svg
@@ -0,0 +1,30 @@
+<svg viewBox="0 0 200 72" xmlns="http://www.w3.org/2000/svg">
+  <defs>
+    <linearGradient id="L" x1="0%" y1="0%" x2="100%" y2="100%">
+      <stop offset="0%" stop-color="#9B5CF6"/>
+      <stop offset="100%" stop-color="#A855F7"/>
+    </linearGradient>
+    <linearGradient id="R" x1="0%" y1="0%" x2="100%" y2="100%">
+      <stop offset="0%" stop-color="#D946EF"/>
+      <stop offset="100%" stop-color="#E11D89"/>
+    </linearGradient>
+    <linearGradient id="EX" x1="0%" y1="0%" x2="100%" y2="0%">
+      <stop offset="0%" stop-color="#D946EF"/>
+      <stop offset="100%" stop-color="#E11D89"/>
+    </linearGradient>
+    <mask id="notch">
+      <rect x="-36" y="-36" width="72" height="72" fill="white"/>
+      <circle cx="0" cy="-28" r="4" fill="black"/>
+      <circle cx="0" cy="28" r="4" fill="black"/>
+    </mask>
+  </defs>
+  <g transform="translate(36,36)">
+    <g transform="rotate(45) scale(0.7)" mask="url(#notch)">
+      <path d="M-28 -28 L-0.05 -28 L-6 -2 L0 2 L-0.05 28 L-28 28 Z" fill="url(#L)"/>
+      <path d="M0.05 -28 L28 -28 L28 28 L0.05 28 L6 2 L0 -2 Z" fill="url(#R)"/>
+    </g>
+  </g>
+  <text x="78" y="41" font-family="Sora, sans-serif" font-weight="800" font-size="20" letter-spacing="-0.3">
+    <tspan fill="#1A103A">GEN</tspan><tspan fill="url(#EX)">EX</tspan>
+  </text>
+</svg>
diff --git a/frontend/miniapp/src/assets/images/logo_icon.png b/frontend/miniapp/src/assets/images/logo_icon.png
new file mode 100644
index 0000000..f84999a
Binary files /dev/null and b/frontend/miniapp/src/assets/images/logo_icon.png differ
diff --git a/frontend/miniapp/src/assets/images/logo_icon.svg b/frontend/miniapp/src/assets/images/logo_icon.svg
new file mode 100644
index 0000000..07ad24b
--- /dev/null
+++ b/frontend/miniapp/src/assets/images/logo_icon.svg
@@ -0,0 +1,23 @@
+<svg viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg">
+  <defs>
+    <linearGradient id="L" x1="0%" y1="0%" x2="100%" y2="100%">
+      <stop offset="0%" stop-color="#9B5CF6"/>
+      <stop offset="100%" stop-color="#A855F7"/>
+    </linearGradient>
+    <linearGradient id="R" x1="0%" y1="0%" x2="100%" y2="100%">
+      <stop offset="0%" stop-color="#D946EF"/>
+      <stop offset="100%" stop-color="#E11D89"/>
+    </linearGradient>
+    <mask id="notch">
+      <rect x="-36" y="-36" width="72" height="72" fill="white"/>
+      <circle cx="0" cy="-28" r="4" fill="black"/>
+      <circle cx="0" cy="28" r="4" fill="black"/>
+    </mask>
+  </defs>
+  <g transform="translate(50,50)">
+    <g transform="rotate(45)" mask="url(#notch)">
+      <path d="M-28 -28 L-0.05 -28 L-6 -2 L0 2 L-0.05 28 L-28 28 Z" fill="url(#L)"/>
+      <path d="M0.05 -28 L28 -28 L28 28 L0.05 28 L6 2 L0 -2 Z" fill="url(#R)"/>
+    </g>
+  </g>
+</svg>
diff --git a/frontend/miniapp/src/i18n/index.ts b/frontend/miniapp/src/i18n/index.ts
index 6696dc8..ca76be0 100644
--- a/frontend/miniapp/src/i18n/index.ts
+++ b/frontend/miniapp/src/i18n/index.ts
@@ -22,7 +22,7 @@ export function t(key: string, locale: Locale = defaultLocale): string {
 const translations: Record<Locale, Record<string, string>> = {
   'zh-CN': {
     // ── Common ──
-    'app_name': 'Genex',
+    'app_name': '券信',
     'confirm': '确认',
     'cancel': '取消',
     'save': '保存',
@@ -174,7 +174,7 @@ const translations: Record<Locale, Record<string, string>> = {
     'share_copied': '链接已复制',
 
     // ── Download App ──
-    'download_app_title': '下载 Genex App',
+    'download_app_title': '下载券信 App',
     'download_app_desc': '下载App享受更多功能和更好体验',
     'download_app_button': '立即下载',
     'download_app_ios': 'iOS 下载',
@@ -244,7 +244,7 @@ const translations: Record<Locale, Record<string, string>> = {
     'download_btn': '下载',
 
     // ── H5 Share ──
-    'share_from_genex': '来自 Genex 的分享',
+    'share_from_genex': '来自券信的分享',
     'share_open_app': '打开 App 购买',
     'share_miniapp_buy': '小程序购买',
     'share_to_friends': '分享给好友',
@@ -265,7 +265,7 @@ const translations: Record<Locale, Record<string, string>> = {
     'activity_rule_2': '每位用户限购每种券3张，活动优惠券不与其他优惠叠加使用',
     'activity_rule_3': '优惠券自购买之日起30天内有效，过期自动作废',
     'activity_rule_4': '活动券仅限新注册用户首次购买使用',
-    'activity_rule_5': '如遇商品售罄，Genex保留调整活动内容的权利',
+    'activity_rule_5': '如遇商品售罄，券信保留调整活动内容的权利',
     'activity_rule_6': '退款将原路返回，处理时间为1-3个工作日',
     'activity_rule_7': '如有疑问请联系客服：support@genex.com',
     'activity_participants': '已有 {count} 人参与',
@@ -277,7 +277,7 @@ const translations: Record<Locale, Record<string, string>> = {
     'activity_coupons': '活动好券',
     'activity_brand': '品牌',
     'activity_join_now': '立即参与',
-    'register_join': '加入 Genex',
+    'register_join': '加入券信',
     'register_slogan': '让每一张券都有价值',
     'register_benefit': '注册即享首单立减优惠',
     'register_benefit_coupons': '海量优惠券',
@@ -288,7 +288,7 @@ const translations: Record<Locale, Record<string, string>> = {
     'register_benefit_safe_desc': '平台担保，放心购买',
     'register_now': '立即注册',
     'register_login': '已有账号，登录',
-    'register_why_genex': '为什么选择 Genex？',
+    'register_why_genex': '为什么选择券信？',
     'register_benefit_coupons_full': '覆盖餐饮、购物、娱乐等20+品类，全球大牌低价好券',
     'register_benefit_safe_full': '平台担保交易，资金托管机制，保障每一笔交易安全可靠',
     'register_benefit_ai': 'AI智能推荐',
@@ -387,7 +387,7 @@ const translations: Record<Locale, Record<string, string>> = {
 
     // ── AI Chat ──
     'ai_chat_title': 'AI 助手',
-    'ai_chat_greeting': '你好！我是 Genex AI 助手，可以帮你发现高性价比好券。试试问我：',
+    'ai_chat_greeting': '你好！我是券信 AI 助手，可以帮你发现高性价比好券。试试问我：',
     'ai_chat_suggest1': '推荐适合我的券',
     'ai_chat_suggest2': '星巴克券值不值得买？',
     'ai_chat_suggest3': '帮我做比价分析',
diff --git a/frontend/miniapp/src/pages/h5-activity/index.tsx b/frontend/miniapp/src/pages/h5-activity/index.tsx
index ad0d051..92a70c7 100644
--- a/frontend/miniapp/src/pages/h5-activity/index.tsx
+++ b/frontend/miniapp/src/pages/h5-activity/index.tsx
@@ -2,6 +2,7 @@ import React, { useState, useEffect } from 'react';
 import { t } from '@/i18n';
 import { getFeaturedCoupons } from '../../services/coupon';
 import type { CouponItem } from '../../services/coupon';
+import logoIcon from '@/assets/images/logo_icon.png';
 // Taro mini-program component
 
 /**
@@ -205,9 +206,7 @@ const H5ActivityPage: React.FC = () => {
       {/* Brand Footer */}
       <view className="brand-footer">
         <view className="footer-logo">
-          <view className="footer-logo-box">
-            <text className="footer-logo-text">G</text>
-          </view>
+          <image className="footer-logo-img" src={logoIcon} mode="aspectFit" />
           <text className="footer-logo-name">Genex</text>
         </view>
         <text className="footer-slogan">{t('app_platform_slogan')}</text>
@@ -564,20 +563,10 @@ CSS (H5活动页样式 - 对应 index.scss):
   align-items: center;
   margin-bottom: 12rpx;
 }
-.footer-logo-box {
+.footer-logo-img {
   width: 48rpx; height: 48rpx;
-  background: linear-gradient(135deg, #6C5CE7, #9B8FFF);
-  border-radius: 12rpx;
-  display: flex;
-  align-items: center;
-  justify-content: center;
   margin-right: 12rpx;
 }
-.footer-logo-text {
-  font-size: 28rpx;
-  font-weight: 700;
-  color: white;
-}
 .footer-logo-name {
   font-size: 30rpx;
   font-weight: 600;
diff --git a/frontend/miniapp/src/pages/h5-register/index.tsx b/frontend/miniapp/src/pages/h5-register/index.tsx
index cd2780c..b8882d3 100644
--- a/frontend/miniapp/src/pages/h5-register/index.tsx
+++ b/frontend/miniapp/src/pages/h5-register/index.tsx
@@ -3,6 +3,7 @@ import { t } from '@/i18n';
 import Taro from '@tarojs/taro';
 import { register, sendSmsCode } from '../../services/auth';
 import { authStore } from '../../store/auth';
+import logoIcon from '@/assets/images/logo_icon.png';
 // Taro mini-program component
 
 /**
@@ -71,9 +72,7 @@ const H5RegisterPage: React.FC = () => {
       <view className="branding-section">
         <view className="brand-bg-circle-1" />
         <view className="brand-bg-circle-2" />
-        <view className="brand-logo-box">
-          <text className="brand-logo-letter">G</text>
-        </view>
+        <image className="brand-logo-img" src={logoIcon} mode="aspectFit" />
         <text className="brand-app-name">Genex</text>
         <text className="brand-tagline">{t('app_platform_slogan')}</text>
       </view>
@@ -248,22 +247,12 @@ CSS (H5注册引导页样式 - 对应 index.scss):
   border-radius: 50%;
   bottom: -20rpx; left: -30rpx;
 }
-.brand-logo-box {
+.brand-logo-img {
   width: 120rpx; height: 120rpx;
-  background: rgba(255,255,255,0.2);
-  border-radius: 28rpx;
-  display: flex;
-  align-items: center;
-  justify-content: center;
   margin-bottom: 20rpx;
-  border: 2rpx solid rgba(255,255,255,0.3);
+  border-radius: 28rpx;
   box-shadow: 0 8rpx 32rpx rgba(0,0,0,0.15);
 }
-.brand-logo-letter {
-  font-size: 56rpx;
-  font-weight: 700;
-  color: white;
-}
 .brand-app-name {
   font-size: 44rpx;
   font-weight: 700;
diff --git a/frontend/miniapp/src/pages/h5-share/index.tsx b/frontend/miniapp/src/pages/h5-share/index.tsx
index 99a99cc..ea67b32 100644
--- a/frontend/miniapp/src/pages/h5-share/index.tsx
+++ b/frontend/miniapp/src/pages/h5-share/index.tsx
@@ -3,6 +3,7 @@ import { t } from '@/i18n';
 import Taro from '@tarojs/taro';
 import { getCouponDetail } from '../../services/coupon';
 import type { CouponItem } from '../../services/coupon';
+import logoIcon from '@/assets/images/logo_icon.png';
 
 /**
  * E2. H5页面 - 券分享页 + 活动落地页 + 注册引导页
@@ -51,7 +52,7 @@ export const SharePage: React.FC = () => {
           color: 'white',
           fontSize: 13,
         }}>
-          <span style={{ fontSize: 16 }}>💎</span>
+          <img src={logoIcon} style={{ width: 20, height: 20 }} alt="Genex" />
           <span>{t('share_from_genex')}</span>
         </div>
       </div>
@@ -264,15 +265,15 @@ export const RegisterGuidePage: React.FC = () => {
       {/* Logo */}
       <div style={{
         width: 72, height: 72,
-        background: 'linear-gradient(135deg, #6C5CE7, #9B8FFF)',
         borderRadius: 18,
         display: 'flex',
         alignItems: 'center',
         justifyContent: 'center',
         marginBottom: 24,
         boxShadow: '0 4px 16px rgba(108,92,231,0.3)',
+        overflow: 'hidden',
       }}>
-        <span style={{ fontSize: 32 }}>💎</span>
+        <img src={logoIcon} style={{ width: 72, height: 72 }} alt="Genex" />
       </div>
 
       <h1 style={{ fontSize: 24, fontWeight: 700, color: '#141723', margin: '0 0 8px' }}>
diff --git a/frontend/miniapp/src/pages/login/index.tsx b/frontend/miniapp/src/pages/login/index.tsx
index c30ad4e..f96fd34 100644
--- a/frontend/miniapp/src/pages/login/index.tsx
+++ b/frontend/miniapp/src/pages/login/index.tsx
@@ -3,6 +3,7 @@ import { t } from '@/i18n';
 import Taro from '@tarojs/taro';
 import { authStore } from '../../store/auth';
 import { sendSmsCode } from '../../services/auth';
+import logoIcon from '@/assets/images/logo_icon.png';
 // Taro mini-program component
 
 /**
@@ -65,10 +66,7 @@ const LoginPage: React.FC = () => {
     <view className="login-page">
       {/* Logo */}
       <view className="logo-section">
-        <view className="logo-box">
-          <view className="logo-left" />
-          <view className="logo-right" />
-        </view>
+        <image className="logo-img" src={logoIcon} mode="aspectFit" />
         <text className="app-name">GENEX</text>
         <text className="app-slogan">{t('app_slogan')}</text>
       </view>
@@ -149,19 +147,8 @@ CSS:
   display: flex; flex-direction: column; align-items: center;
   padding-top: 160rpx; padding-bottom: 80rpx;
 }
-.logo-box {
+.logo-img {
   width: 120rpx; height: 120rpx;
-  border-radius: 28rpx;
-  display: flex; align-items: center; justify-content: center;
-  overflow: hidden; transform: rotate(45deg);
-}
-.logo-left {
-  width: 50%; height: 100%;
-  background: linear-gradient(135deg, #9B5CF6, #A855F7);
-}
-.logo-right {
-  width: 50%; height: 100%;
-  background: linear-gradient(135deg, #D946EF, #E11D89);
 }
 .app-name { font-size: 40rpx; font-weight: 700; color: #141723; margin-top: 24rpx; }
 .app-slogan { font-size: 26rpx; color: #A0A8BE; margin-top: 8rpx; }