diff --git a/backend/app/core/config.py b/backend/app/core/config.py
index 1cef22a..c771513 100644
--- a/backend/app/core/config.py
+++ b/backend/app/core/config.py
@@ -21,9 +21,9 @@ class ServerSettings(BaseSettings):
 
 class DatabaseSettings(BaseSettings):
     """数据库配置"""
-    # MySQL连接格式: mysql+pymysql://username:password@host:port/database_name
-    DATABASE_URL: str = "mysql+pymysql://root:taiyi1224@localhost:3306/baoxiang"
-    
+    # MySQL连接格式: mysql+pymysql://username:password@host:port/database_name?charset=utf8mb4
+    DATABASE_URL: str = "mysql+pymysql://root:taiyi1224@localhost:3306/baoxiang?charset=utf8mb4"
+
     # SQLite开发配置 (可选)
     # SQLite连接格式: sqlite:///./database.db
     # DATABASE_URL: str = "sqlite:///./treasure_box_game.db"
diff --git a/backend/app/core/database.py b/backend/app/core/database.py
index 49e599b..11ea0d3 100644
--- a/backend/app/core/database.py
+++ b/backend/app/core/database.py
@@ -29,6 +29,8 @@ else:
         pool_recycle=db_settings.DB_POOL_RECYCLE,
         echo=False,
         future=True,
+        # 设置连接时使用的字符集
+        connect_args={"charset": "utf8mb4", "collation": "utf8mb4_unicode_ci"}
     )
 
 # 如果是MySQL，启用严格模式
@@ -37,9 +39,14 @@ if "mysql" in db_settings.DATABASE_URL:
     def set_sqlite_pragma(dbapi_connection, connection_record):
         """
         为MySQL连接设置参数（如果使用MySQL）
-        注意：不再设置时区，使用服务器本地时间以保持一致性
         """
-        pass
+        # 设置字符集为utf8mb4
+        try:
+            cursor = dbapi_connection.cursor()
+            cursor.execute("SET NAMES utf8mb4 COLLATE utf8mb4_unicode_ci")
+            cursor.close()
+        except Exception:
+            pass
 
 
 # 创建会话
diff --git a/backend/app/services/game_service.py b/backend/app/services/game_service.py
index 81e5e94..68f0d71 100644
--- a/backend/app/services/game_service.py
+++ b/backend/app/services/game_service.py
@@ -374,20 +374,55 @@ class GameService:
             )
 
         # 平台抽水 - 直接到管理员账户
-        admin_user = UserService.get_admin_user(db)
-        if admin_user and platform_income > 0:
-            admin_user.balance += platform_income
-            db.commit()
+        try:
+            admin_user = UserService.get_admin_user(db)
+            if admin_user and platform_income > 0:
+                # 记录转账前的余额
+                old_balance = admin_user.balance
+                admin_user.balance += platform_income
+                db.commit()
 
-            UserService.create_transaction(
-                db=db,
-                user_id=admin_user.id,
-                transaction_type="平台抽水",
-                amount=platform_income,
-                balance_after=admin_user.balance,
-                related_id=chest.id,
-                description=f"宝箱《{chest.title}》平台抽水收益"
-            )
+                try:
+                    UserService.create_transaction(
+                        db=db,
+                        user_id=admin_user.id,
+                        transaction_type="平台抽水",
+                        amount=platform_income,
+                        balance_after=admin_user.balance,
+                        related_id=chest.id,
+                        description=f"宝箱《{chest.title}》平台抽水收益"
+                    )
+                except Exception as e:
+                    print(f"创建平台抽水交易记录失败: {str(e)}")
+                    # 即使交易记录创建失败，也不应回滚余额变更
+                    # 可以在这里添加告警通知或其他补偿措施
+                
+                # 通知管理员余额更新
+                import asyncio
+                try:
+                    # 尝试获取当前事件循环
+                    loop = asyncio.get_running_loop()
+                    # 局部导入避免循环导入
+                    from ..routers.websocket import notify_user_balance_update
+                    loop.create_task(notify_user_balance_update(admin_user.id, admin_user.balance))
+                except RuntimeError:
+                    # 如果没有运行中的事件循环，则在新线程中处理
+                    import threading
+                    def run_async():
+                        async def _run():
+                            # 局部导入避免循环导入
+                            from ..routers.websocket import notify_user_balance_update
+                            await notify_user_balance_update(admin_user.id, admin_user.balance)
+                        asyncio.run(_run())
+                    thread = threading.Thread(target=run_async, daemon=True)
+                    thread.start()
+                
+                print(f"平台抽水转账成功: {platform_income} 分至管理员账户 {admin_user.id}")
+        except Exception as e:
+            # 如果转账失败，记录错误并回滚
+            db.rollback()
+            print(f"平台抽水转账失败: {str(e)}")
+            # 可以在这里添加更详细的错误处理逻辑，比如发送告警通知
 
         # 计算赔率
         winner_pool = chest.pool_a if winner == "A" else chest.pool_b
diff --git a/backend/app/services/streamer_service.py b/backend/app/services/streamer_service.py
index fc48c9d..60870b9 100644
--- a/backend/app/services/streamer_service.py
+++ b/backend/app/services/streamer_service.py
@@ -103,18 +103,32 @@ class StreamerService:
 
         active_chests = db.query(func.count(Chest.id)).filter(
             Chest.streamer_id == streamer.user_id,
-            Chest.status == "下注中"
+            Chest.status == 0  # BETTING状态
         ).scalar() or 0
 
-        # 计算总获奖（需要根据实际业务逻辑）
-        total_winnings = 0
+        # 查询已结算的宝箱以计算总奖金
+        settled_chests = db.query(Chest).filter(
+            Chest.streamer_id == streamer.user_id,
+            Chest.status == 3  # FINISHED状态
+        ).all()
+
+        # 计算总获奖金额（所有已结算宝箱的奖金池总和）
+        total_winnings = sum(int(chest.pool_a + chest.pool_b) for chest in settled_chests)
+        
+        # 计算抽成收益
         total_commission = int(total_winnings * float(streamer.commission_rate) / 100)
 
         # 计算平均宝箱价值
         average_chest_value = int(total_winnings / total_chests) if total_chests > 0 else 0
 
-        # 计算成功率（这里简化处理）
-        success_rate = 0.75  # 示例值
+        # 计算成功率（已结算宝箱中A选项获胜的比例）
+        settled_count = len(settled_chests)
+        if settled_count > 0:
+            a_win_count = sum(1 for chest in settled_chests if chest.result == "A")
+            success_rate = a_win_count / settled_count
+        else:
+            # 如果没有已结算的宝箱，则使用默认值
+            success_rate = 0.0
 
         return StreamerStatistics(
             total_chests=total_chests,
@@ -189,7 +203,7 @@ class StreamerService:
 
         active_chests = db.query(func.count(Chest.id)).filter(
             Chest.streamer_id == streamer.user_id,
-            Chest.status == "下注中"
+            Chest.status == 0  # BETTING状态
         ).scalar() or 0
 
         max_chests = streamer.max_active_chests
diff --git a/frontend/src/pages/TransactionHistoryPage.tsx b/frontend/src/pages/TransactionHistoryPage.tsx
index 377c8b8..b93eaee 100644
--- a/frontend/src/pages/TransactionHistoryPage.tsx
+++ b/frontend/src/pages/TransactionHistoryPage.tsx
@@ -5,7 +5,7 @@ import Loading from '../components/Loading';
 import type { Transaction } from '../types';
 
 const TransactionHistoryPage = () => {
-  const { user } = useAuth();
+  const { user: _user } = useAuth();  // 用户信息已在AuthContext中
   const [transactions, setTransactions] = useState<Transaction[]>([]);
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState<string | null>(null);
@@ -29,30 +29,28 @@ const TransactionHistoryPage = () => {
   };
 
   const getTransactionTypeText = (type: string) => {
-    switch (type) {
-      case 'BET':
-        return '下注';
-      case 'WIN':
-        return '获胜奖励';
-      case '低保':
-        return '低保';
-      case '余额清零奖励':
-        return '余额清零奖励';
-      case 'ADMIN_ADJUST':
-        return '管理员调整';
-      case '管理员调整':
-        return '管理员调整';
-      case 'STREAMER_REVENUE':
-        return '主播分润';
-      case 'PLATFORM_REVENUE':
-        return '平台抽水';
-      case 'REGISTER':
-        return '新用户注册奖励';
-      case '注册奖励':
-        return '新用户注册奖励';
-      default:
-        return type;
-    }
+    // 统一交易类型映射，确保前后端一致性
+    const typeMap: Record<string, string> = {
+      'BET': '下注',
+      'WIN': '获胜奖励',
+      '下注': '下注',
+      '获胜利': '获胜利',
+      'WINNING': '获胜利',
+      '低保': '低保',
+      'ALLOWANCE': '低保',
+      '余额清零奖励': '余额清零奖励',
+      'ADMIN_ADJUST': '管理员调整',
+      '管理员调整': '管理员调整',
+      'ADMIN_OPERATION': '管理员调整',
+      'STREAMER_REVENUE': '主播分润',
+      'PLATFORM_REVENUE': '平台抽水',
+      'REGISTER': '新用户注册奖励',
+      '注册奖励': '新用户注册奖励',
+      'REGISTER_REWARD': '新用户注册奖励',
+      'NEW_USER_REWARD': '新用户注册奖励'
+    };
+    
+    return typeMap[type] || type;
   };
 
   const formatDate = (dateString: string) => {
@@ -91,14 +89,7 @@ const TransactionHistoryPage = () => {
           </div>
         )}
 
-        {loading ? (
-          <div className="text-center text-secondary" style={{ padding: '40px' }}>
-            <div className="spinner-border" role="status">
-              <span className="sr-only">加载中...</span>
-            </div>
-            <p style={{ marginTop: '10px' }}>正在加载交易记录...</p>
-          </div>
-        ) : transactions.length === 0 ? (
+        {transactions.length === 0 ? (
           <div className="empty-state">
             <div className="empty-state-icon">📊</div>
             <h3>暂无交易记录</h3>
diff --git a/frontend/src/pages/UserProfile.tsx b/frontend/src/pages/UserProfile.tsx
index e506dd1..0b3676c 100644
--- a/frontend/src/pages/UserProfile.tsx
+++ b/frontend/src/pages/UserProfile.tsx
@@ -55,8 +55,8 @@ const UserProfile = () => {
       setAllowanceInfo(allowanceData);
 
       // 计算用户统计数据
-      const bets = txData.filter(tx => tx.type === 'BET');
-      const wins = txData.filter(tx => tx.type === 'WIN');
+      const bets = txData.filter(tx => tx.type === 'BET' || tx.type === '下注');
+      const wins = txData.filter(tx => tx.type === 'WIN' || tx.type === '获胜利' || tx.type === 'WINNING');
       const totalBets = bets.length;
       const totalWinnings = wins.reduce((sum, tx) => sum + tx.amount, 0);
       const winRate = totalBets > 0 ? (wins.length / totalBets) * 100 : 0;
@@ -92,30 +92,28 @@ const UserProfile = () => {
   };
 
   const getTransactionTypeText = (type: string) => {
-    switch (type) {
-      case 'BET':
-        return '下注';
-      case 'WIN':
-        return '获胜奖励';
-      case '低保':
-        return '低保';
-      case '余额清零奖励':
-        return '余额清零奖励';
-      case 'ADMIN_ADJUST':
-        return '管理员调整';
-      case '管理员调整':
-        return '管理员调整';
-      case 'STREAMER_REVENUE':
-        return '主播分润';
-      case 'PLATFORM_REVENUE':
-        return '平台抽水';
-      case 'REGISTER':
-        return '新用户注册奖励';
-      case '注册奖励':
-        return '新用户注册奖励';
-      default:
-        return type;
-    }
+    // 统一交易类型映射，确保前后端一致性
+    const typeMap: Record<string, string> = {
+      'BET': '下注',
+      'WIN': '获胜奖励',
+      '下注': '下注',
+      '获胜利': '获胜利',
+      'WINNING': '获胜利',
+      '低保': '低保',
+      'ALLOWANCE': '低保',
+      '余额清零奖励': '余额清零奖励',
+      'ADMIN_ADJUST': '管理员调整',
+      '管理员调整': '管理员调整',
+      'ADMIN_OPERATION': '管理员调整',
+      'STREAMER_REVENUE': '主播分润',
+      'PLATFORM_REVENUE': '平台抽水',
+      'REGISTER': '新用户注册奖励',
+      '注册奖励': '新用户注册奖励',
+      'REGISTER_REWARD': '新用户注册奖励',
+      'NEW_USER_REWARD': '新用户注册奖励'
+    };
+    
+    return typeMap[type] || type;
   };
 
   const getRoleText = (role: string) => {
@@ -327,14 +325,7 @@ const UserProfile = () => {
                 </button>
               </div>
             )}
-            {loading ? (
-              <div className="text-center text-secondary" style={{ padding: '20px' }}>
-                <div className="spinner-border" role="status">
-                  <span className="sr-only">加载中...</span>
-                </div>
-                <p style={{ marginTop: '10px' }}>正在加载交易记录...</p>
-              </div>
-            ) : transactions.length === 0 ? (
+            {transactions.length === 0 ? (
               <div className="empty-state">
                 <div className="empty-state-icon">📊</div>
                 <h4>暂无交易记录</h4>
diff --git a/frontend/src/types/index.ts b/frontend/src/types/index.ts
index e873063..ba4999d 100644
--- a/frontend/src/types/index.ts
+++ b/frontend/src/types/index.ts
@@ -172,9 +172,9 @@ export interface StreamerProfile {
 // 主播统计数据
 export interface StreamerStatistics {
   total_chests: number;
-  total_bets: number;
-  total_pool: number;
-  total_earnings: number;
-  avg_participants: number;
+  active_chests: number;
+  total_winnings: number;
+  total_commission: number;
+  average_chest_value: number;
   success_rate: number;
 }
\ No newline at end of file