diff --git a/backend/api/routes/account.py b/backend/api/routes/account.py
index 31d8663..b44aaa5 100644
--- a/backend/api/routes/account.py
+++ b/backend/api/routes/account.py
@@ -286,8 +286,8 @@ async def ensure_all_positions_sltp(
     批量补挂当前所有持仓的止盈止损保护单。
     """
     # 先拿当前持仓symbol列表
-    api_key, api_secret, use_testnet = Account.get_credentials(account_id)
-    if not api_key or not api_secret:
+    api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
+    if (not api_key or not api_secret) and status == "active":
         logger.error(f"[account_id={account_id}] API密钥未配置")
         raise HTTPException(status_code=400, detail=f"API密钥未配置（account_id={account_id}）")
 
@@ -351,7 +351,7 @@ async def get_realtime_account_data(account_id: int = 1):
     try:
         # 从 accounts 表读取账号私有API密钥
         logger.info(f"步骤1: 从accounts读取API配置... (account_id={account_id})")
-        api_key, api_secret, use_testnet = Account.get_credentials(account_id)
+        api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
         
         logger.info(f"  - API密钥存在: {bool(api_key)}")
         if api_key:
@@ -565,7 +565,7 @@ async def get_realtime_positions(account_id: int = Depends(get_account_id)):
     """获取实时持仓数据"""
     client = None
     try:
-        api_key, api_secret, use_testnet = Account.get_credentials(account_id)
+        api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
         
         logger.info(f"尝试获取实时持仓数据 (testnet={use_testnet}, account_id={account_id})")
         
@@ -738,9 +738,9 @@ async def close_position(symbol: str, account_id: int = Depends(get_account_id))
         logger.info(f"收到平仓请求: {symbol}")
         logger.info(f"=" * 60)
         
-        api_key, api_secret, use_testnet = Account.get_credentials(account_id)
+        api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
         
-        if not api_key or not api_secret:
+        if (not api_key or not api_secret) and status == "active":
             error_msg = f"API密钥未配置（account_id={account_id}）"
             logger.warning(f"[account_id={account_id}] {error_msg}")
             raise HTTPException(status_code=400, detail=error_msg)
@@ -1041,6 +1041,169 @@ async def close_position(symbol: str, account_id: int = Depends(get_account_id))
         raise HTTPException(status_code=500, detail=error_msg)
 
 
+@router.post("/positions/close-all")
+async def close_all_positions(account_id: int = Depends(get_account_id)):
+    """一键全平：平仓所有持仓"""
+    try:
+        logger.info("=" * 60)
+        logger.info("收到一键全平请求")
+        logger.info("=" * 60)
+        
+        api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
+        
+        if (not api_key or not api_secret) and status == "active":
+            error_msg = f"API密钥未配置（account_id={account_id}）"
+            logger.warning(f"[account_id={account_id}] {error_msg}")
+            raise HTTPException(status_code=400, detail=error_msg)
+        
+        # 导入必要的模块
+        try:
+            from binance_client import BinanceClient
+            logger.info("✓ 成功导入交易系统模块")
+        except ImportError as import_error:
+            logger.warning(f"首次导入失败: {import_error}，尝试从trading_system路径导入")
+            trading_system_path = project_root / 'trading_system'
+            sys.path.insert(0, str(trading_system_path))
+            from binance_client import BinanceClient
+            logger.info("✓ 从trading_system路径导入成功")
+        
+        # 导入数据库模型
+        from database.models import Trade
+        
+        # 创建客户端
+        logger.info(f"创建BinanceClient (testnet={use_testnet})...")
+        client = BinanceClient(
+            api_key=api_key,
+            api_secret=api_secret,
+            testnet=use_testnet
+        )
+        
+        logger.info("连接币安API...")
+        await client.connect()
+        logger.info("✓ 币安API连接成功")
+        
+        try:
+            # 获取所有持仓
+            positions = await client.get_open_positions()
+            if not positions:
+                logger.info("当前没有持仓")
+                return {
+                    "message": "当前没有持仓",
+                    "closed": 0,
+                    "failed": 0,
+                    "results": []
+                }
+            
+            logger.info(f"发现 {len(positions)} 个持仓，开始逐一平仓...")
+            
+            results = []
+            closed_count = 0
+            failed_count = 0
+            
+            for position in positions:
+                symbol = position.get('symbol')
+                position_amt = float(position.get('positionAmt', 0))
+                
+                if abs(position_amt) <= 0:
+                    continue
+                
+                try:
+                    logger.info(f"开始平仓 {symbol} (数量: {position_amt})...")
+                    
+                    # 确定平仓方向
+                    side = 'SELL' if position_amt > 0 else 'BUY'
+                    
+                    # 使用市价单平仓
+                    order = await client.place_order(
+                        symbol=symbol,
+                        side=side,
+                        order_type='MARKET',
+                        quantity=abs(position_amt),
+                        reduce_only=True
+                    )
+                    
+                    if order and order.get('orderId'):
+                        logger.info(f"✓ {symbol} 平仓订单已提交: {order.get('orderId')}")
+                        
+                        # 获取成交价格
+                        exit_price = float(order.get('avgPrice', 0)) or float(order.get('price', 0))
+                        if not exit_price:
+                            # 如果订单中没有价格，获取当前价格
+                            ticker = await client.get_ticker_24h(symbol)
+                            exit_price = float(ticker['price']) if ticker else 0
+                        
+                        # 更新数据库记录
+                        open_trades = Trade.get_by_symbol(symbol, status='open')
+                        for trade in open_trades:
+                            entry_price = float(trade['entry_price'])
+                            quantity = float(trade['quantity'])
+                            
+                            if trade['side'] == 'BUY':
+                                pnl = (exit_price - entry_price) * quantity
+                                pnl_percent = ((exit_price - entry_price) / entry_price) * 100
+                            else:
+                                pnl = (entry_price - exit_price) * quantity
+                                pnl_percent = ((entry_price - exit_price) / entry_price) * 100
+                            
+                            Trade.update_exit(
+                                trade_id=trade['id'],
+                                exit_price=exit_price,
+                                exit_reason='manual',
+                                pnl=pnl,
+                                pnl_percent=pnl_percent,
+                                exit_order_id=order.get('orderId')
+                            )
+                            logger.info(f"✓ 已更新数据库记录 trade_id={trade['id']} (盈亏: {pnl:.2f} USDT)")
+                        
+                        closed_count += 1
+                        results.append({
+                            "symbol": symbol,
+                            "status": "success",
+                            "order_id": order.get('orderId'),
+                            "message": f"{symbol} 平仓成功"
+                        })
+                    else:
+                        logger.warning(f"⚠ {symbol} 平仓订单提交失败")
+                        failed_count += 1
+                        results.append({
+                            "symbol": symbol,
+                            "status": "failed",
+                            "message": f"{symbol} 平仓失败: 订单未提交"
+                        })
+                        
+                except Exception as e:
+                    logger.error(f"❌ {symbol} 平仓失败: {e}")
+                    failed_count += 1
+                    results.append({
+                        "symbol": symbol,
+                        "status": "failed",
+                        "message": f"{symbol} 平仓失败: {str(e)}"
+                    })
+            
+            logger.info(f"一键全平完成: 成功 {closed_count} / 失败 {failed_count}")
+            return {
+                "message": f"一键全平完成: 成功 {closed_count} / 失败 {failed_count}",
+                "closed": closed_count,
+                "failed": failed_count,
+                "results": results
+            }
+            
+        finally:
+            logger.info("断开币安API连接...")
+            await client.disconnect()
+            logger.info("✓ 已断开连接")
+            
+    except HTTPException:
+        raise
+    except Exception as e:
+        error_msg = f"一键全平失败: {str(e)}"
+        logger.error("=" * 60)
+        logger.error(f"一键全平操作异常: {error_msg}")
+        logger.error(f"错误类型: {type(e).__name__}")
+        logger.error("=" * 60, exc_info=True)
+        raise HTTPException(status_code=500, detail=error_msg)
+
+
 @router.post("/positions/{symbol}/open")
 async def open_position_from_recommendation(
     symbol: str,
@@ -1068,9 +1231,9 @@ async def open_position_from_recommendation(
         if entry_price <= 0 or stop_loss_price <= 0:
             raise HTTPException(status_code=400, detail="入场价和止损价必须大于0")
         
-        api_key, api_secret, use_testnet = Account.get_credentials(account_id)
+        api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
         
-        if not api_key or not api_secret:
+        if (not api_key or not api_secret) and status == "active":
             error_msg = f"API密钥未配置（account_id={account_id}）"
             logger.warning(f"[account_id={account_id}] {error_msg}")
             raise HTTPException(status_code=400, detail=error_msg)
@@ -1247,9 +1410,9 @@ async def sync_positions(account_id: int = Depends(get_account_id)):
         logger.info("收到持仓状态同步请求")
         logger.info("=" * 60)
         
-        api_key, api_secret, use_testnet = Account.get_credentials(account_id)
+        api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
         
-        if not api_key or not api_secret:
+        if (not api_key or not api_secret) and status == "active":
             error_msg = f"API密钥未配置（account_id={account_id}）"
             logger.warning(f"[account_id={account_id}] {error_msg}")
             raise HTTPException(status_code=400, detail=error_msg)
diff --git a/backend/api/routes/accounts.py b/backend/api/routes/accounts.py
index 2279c33..5ee7633 100644
--- a/backend/api/routes/accounts.py
+++ b/backend/api/routes/accounts.py
@@ -99,12 +99,12 @@ async def list_accounts(user: Dict[str, Any] = Depends(get_current_user)) -> Lis
             if not r:
                 continue
             # 普通用户：不返回密钥明文，但返回“是否已配置”的状态，方便前端提示
-            api_key, api_secret, use_testnet = Account.get_credentials(int(aid))
+            api_key, api_secret, use_testnet, status = Account.get_credentials(int(aid))
             out.append(
                 {
                     "id": int(aid),
                     "name": r.get("name") or "",
-                    "status": r.get("status") or "active",
+                    "status": status or r.get("status") or "active",
                     "use_testnet": bool(use_testnet),
                     "role": membership_map.get(int(aid), "viewer"),
                     "has_api_key": bool(api_key),
diff --git a/backend/api/routes/config.py b/backend/api/routes/config.py
index fea26a3..5287fe3 100644
--- a/backend/api/routes/config.py
+++ b/backend/api/routes/config.py
@@ -210,9 +210,9 @@ async def get_all_configs(
 
         # 合并账号级 API Key/Secret（从 accounts 表读，避免把密钥当普通配置存）
         try:
-            api_key, api_secret, use_testnet = Account.get_credentials(account_id)
+            api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
         except Exception:
-            api_key, api_secret, use_testnet = "", "", False
+            api_key, api_secret, use_testnet, status = "", "", False, "active"
         # 仅用于配置页展示/更新：不返回 secret 明文；api_key 仅脱敏展示
         result["BINANCE_API_KEY"] = {
             "value": _mask(api_key or ""),
@@ -733,7 +733,7 @@ async def get_config(
     try:
         # 虚拟字段：从 accounts 表读取
         if key in {"BINANCE_API_KEY", "BINANCE_API_SECRET", "USE_TESTNET"}:
-            api_key, api_secret, use_testnet = Account.get_credentials(account_id)
+            api_key, api_secret, use_testnet, status = Account.get_credentials(account_id)
             if key == "BINANCE_API_KEY":
                 return {"key": key, "value": _mask(api_key or ""), "type": "string", "category": "api", "description": "币安API密钥（仅脱敏展示）"}
             if key == "BINANCE_API_SECRET":
diff --git a/frontend/src/components/StatsDashboard.jsx b/frontend/src/components/StatsDashboard.jsx
index dce2987..5dcb991 100644
--- a/frontend/src/components/StatsDashboard.jsx
+++ b/frontend/src/components/StatsDashboard.jsx
@@ -114,6 +114,47 @@ const StatsDashboard = () => {
     }
   }
 
+  const handleCloseAllPositions = async () => {
+    if (!window.confirm(`确定要一键全平所有持仓吗？\n\n这将使用市价单平仓所有持仓，请谨慎操作！`)) {
+      return
+    }
+    
+    setClosingSymbol('ALL') // 使用特殊标记表示全平操作
+    setMessage('')
+    
+    try {
+      console.log('开始一键全平...')
+      const result = await api.closeAllPositions()
+      console.log('一键全平结果:', result)
+      
+      let message = result.message || '一键全平完成'
+      if (result.closed > 0 || result.failed > 0) {
+        message = `一键全平完成: 成功 ${result.closed} / 失败 ${result.failed}`
+      }
+      
+      setMessage(message)
+      
+      // 立即刷新数据
+      await loadDashboard()
+      
+      // 5秒后清除消息
+      setTimeout(() => {
+        setMessage('')
+      }, 5000)
+    } catch (error) {
+      console.error('Close all positions error:', error)
+      const errorMessage = error.message || error.toString() || '一键全平失败，请检查网络连接或后端服务'
+      setMessage(`一键全平失败: ${errorMessage}`)
+      
+      // 错误消息5秒后清除
+      setTimeout(() => {
+        setMessage('')
+      }, 5000)
+    } finally {
+      setClosingSymbol(null)
+    }
+  }
+
   const handleEnsureSLTP = async (symbol) => {
     if (!window.confirm(`确定要为 ${symbol} 补挂“币安止损/止盈保护单”吗？\n\n说明：将自动取消该交易对已有的 STOP/TP 保护单并重新挂单（避免重复）。`)) {
       return
@@ -387,14 +428,35 @@ const StatsDashboard = () => {
         <div className="dashboard-card">
           <div className="positions-header">
             <h3>当前持仓</h3>
-            <button
-              className="sltp-all-btn"
-              onClick={handleEnsureAllSLTP}
-              disabled={sltpAllBusy || openTrades.length === 0}
-              title="为所有持仓在币安侧补挂 STOP_MARKET + TAKE_PROFIT_MARKET 保护单（closePosition）"
-            >
-              {sltpAllBusy ? '一键补挂中...' : '一键补挂止盈止损'}
-            </button>
+            <div style={{ display: 'flex', gap: '8px' }}>
+              <button
+                className="sltp-all-btn"
+                onClick={handleEnsureAllSLTP}
+                disabled={sltpAllBusy || openTrades.length === 0}
+                title="为所有持仓在币安侧补挂 STOP_MARKET + TAKE_PROFIT_MARKET 保护单"
+              >
+                {sltpAllBusy ? '一键补挂中...' : '一键补挂止盈止损'}
+              </button>
+              <button
+                className="close-all-btn"
+                onClick={handleCloseAllPositions}
+                disabled={closingSymbol !== null || openTrades.length === 0}
+                style={{
+                  padding: '6px 12px',
+                  backgroundColor: '#ff6b6b',
+                  color: 'white',
+                  border: 'none',
+                  borderRadius: '4px',
+                  cursor: (closingSymbol !== null || openTrades.length === 0) ? 'not-allowed' : 'pointer',
+                  fontSize: '13px',
+                  fontWeight: 'bold',
+                  opacity: (closingSymbol !== null || openTrades.length === 0) ? 0.6 : 1
+                }}
+                title="一键平仓所有持仓（市价单）"
+              >
+                {closingSymbol !== null ? '全平中...' : '⚡ 一键全平'}
+              </button>
+            </div>
           </div>
           <div className="entry-type-summary">
             <span className="entry-type-badge limit">限价入场: {entryTypeCounts.limit}</span>
diff --git a/frontend/src/services/api.js b/frontend/src/services/api.js
index bef05da..33be5ed 100644
--- a/frontend/src/services/api.js
+++ b/frontend/src/services/api.js
@@ -353,7 +353,7 @@ export const api = {
   
   // 平仓操作
   closePosition: async (symbol) => {
-    const response = await fetch(buildUrl(`/api/accounts/positions/${symbol}/close`), {
+    const response = await fetch(buildUrl(`/api/account/positions/${symbol}/close`), {
       method: 'POST',
       headers: {
         ...withAccountHeaders({ 'Content-Type': 'application/json' }),
@@ -365,6 +365,21 @@ export const api = {
     }
     return response.json();
   },
+  
+  // 一键全平（平仓所有持仓）
+  closeAllPositions: async () => {
+    const response = await fetch(buildUrl(`/api/account/positions/close-all`), {
+      method: 'POST',
+      headers: {
+        ...withAccountHeaders({ 'Content-Type': 'application/json' }),
+      },
+    });
+    if (!response.ok) {
+      const error = await response.json().catch(() => ({ detail: '一键全平失败' }));
+      throw new Error(error.detail || '一键全平失败');
+    }
+    return response.json();
+  },
 
   // 补挂止盈止损（交易所保护单）
   ensurePositionSLTP: async (symbol) => {