diff --git a/backend/mpc-system/services/service-party-app/electron/main.ts b/backend/mpc-system/services/service-party-app/electron/main.ts
index fca5f3f4..a7001ee2 100644
--- a/backend/mpc-system/services/service-party-app/electron/main.ts
+++ b/backend/mpc-system/services/service-party-app/electron/main.ts
@@ -111,7 +111,7 @@ async function initServices() {
   // 初始化 Account 服务 HTTP 客户端
   // 从数据库读取 Account 服务 URL，默认使用生产环境地址
   const settings = database.getAllSettings();
-  const accountServiceUrl = settings['account_service_url'] || 'https://api.szaiai.com';
+  const accountServiceUrl = settings['account_service_url'] || 'https://rwaapi.szaiai.com';
   accountClient = new AccountClient(accountServiceUrl);
 
   // 设置 IPC 处理器
@@ -441,7 +441,7 @@ function setupIpcHandlers() {
 
   // 获取 Account 服务 URL
   ipcMain.handle('account:getUrl', async () => {
-    return accountClient?.getBaseUrl() || 'https://api.szaiai.com';
+    return accountClient?.getBaseUrl() || 'https://rwaapi.szaiai.com';
   });
 
   // ===========================================================================
diff --git a/backend/mpc-system/services/service-party-app/electron/modules/account-client.ts b/backend/mpc-system/services/service-party-app/electron/modules/account-client.ts
index b8f1be8f..e0f61a48 100644
--- a/backend/mpc-system/services/service-party-app/electron/modules/account-client.ts
+++ b/backend/mpc-system/services/service-party-app/electron/modules/account-client.ts
@@ -327,7 +327,7 @@ export class AccountClient {
 // =============================================================================
 
 // 默认使用生产环境地址
-const DEFAULT_ACCOUNT_SERVICE_URL = 'https://api.szaiai.com';
+const DEFAULT_ACCOUNT_SERVICE_URL = 'https://rwaapi.szaiai.com';
 
 // 创建默认客户端实例
 export const accountClient = new AccountClient(DEFAULT_ACCOUNT_SERVICE_URL);
diff --git a/backend/mpc-system/services/service-party-app/src/pages/Settings.tsx b/backend/mpc-system/services/service-party-app/src/pages/Settings.tsx
index a9fa5e56..ac761696 100644
--- a/backend/mpc-system/services/service-party-app/src/pages/Settings.tsx
+++ b/backend/mpc-system/services/service-party-app/src/pages/Settings.tsx
@@ -14,7 +14,7 @@ export default function Settings() {
 
   const [settings, setSettings] = useState<Settings>({
     messageRouterUrl: 'mpc-grpc.szaiai.com:443',  // 生产环境默认地址
-    accountServiceUrl: 'https://api.szaiai.com',  // Account 服务默认地址
+    accountServiceUrl: 'https://rwaapi.szaiai.com',  // Account 服务默认地址
     autoBackup: false,
     backupPath: '',
   });
@@ -33,7 +33,7 @@ export default function Settings() {
       if (result) {
         setSettings({
           ...result,
-          accountServiceUrl: accountUrl || 'https://api.szaiai.com',
+          accountServiceUrl: accountUrl || 'https://rwaapi.szaiai.com',
         });
       }
     } catch (err) {
@@ -152,7 +152,7 @@ export default function Settings() {
                   type="text"
                   value={settings.accountServiceUrl}
                   onChange={(e) => setSettings(prev => ({ ...prev, accountServiceUrl: e.target.value }))}
-                  placeholder="https://api.szaiai.com"
+                  placeholder="https://rwaapi.szaiai.com"
                   className={styles.input}
                 />
                 <button
@@ -163,7 +163,7 @@ export default function Settings() {
                 </button>
               </div>
               <p className={styles.hint}>
-                输入 Account 服务的 HTTP 地址 (生产环境: https://api.szaiai.com)
+                输入 Account 服务的 HTTP 地址 (生产环境: https://rwaapi.szaiai.com)
               </p>
             </div>
           </div>