diff --git a/frontend/src/components/GlobalConfig.jsx b/frontend/src/components/GlobalConfig.jsx
index 44b3050..5cc4605 100644
--- a/frontend/src/components/GlobalConfig.jsx
+++ b/frontend/src/components/GlobalConfig.jsx
@@ -1756,7 +1756,7 @@ const GlobalConfig = () => {
                         </div>
                       </div>
                       <div>
-                        <div style={{ fontSize: '12px', fontWeight: 600, marginBottom: '4px', color: '#721c24' }}>黑名单（软降权，考核期中）</div>
+                        <div style={{ fontSize: '12px', fontWeight: 600, marginBottom: '4px', color: '#721c24' }}>黑名单（软/硬，考察期动态调整）</div>
                         <div style={{ maxHeight: '220px', overflowY: 'auto', border: '1px solid #f5c6cb', borderRadius: '4px' }}>
                           <table style={{ width: '100%', borderCollapse: 'collapse', fontSize: '12px' }}>
                             <thead>
@@ -1765,6 +1765,7 @@ const GlobalConfig = () => {
                                 <th style={{ padding: '4px 6px', textAlign: 'right' }}>笔数</th>
                                 <th style={{ padding: '4px 6px', textAlign: 'right' }}>净盈亏</th>
                                 <th style={{ padding: '4px 6px', textAlign: 'right' }}>胜率%</th>
+                                <th style={{ padding: '4px 6px', textAlign: 'center' }}>模式</th>
                               </tr>
                             </thead>
                             <tbody>
@@ -1776,6 +1777,17 @@ const GlobalConfig = () => {
                                     {Number(item.net_pnl).toFixed(2)}
                                   </td>
                                   <td style={{ padding: '3px 6px', borderTop: '1px solid #f5c6cb', textAlign: 'right' }}>{Number(item.win_rate_pct).toFixed(1)}</td>
+                                  <td style={{ padding: '3px 6px', borderTop: '1px solid #f5c6cb', textAlign: 'center' }}>
+                                    {String(item.mode || 'reduced') === 'hard' ? (
+                                      <span style={{ display: 'inline-block', padding: '1px 6px', borderRadius: '10px', fontSize: '11px', background: '#dc3545', color: '#fff' }}>
+                                        硬
+                                      </span>
+                                    ) : (
+                                      <span style={{ display: 'inline-block', padding: '1px 6px', borderRadius: '10px', fontSize: '11px', background: '#fff3cd', color: '#856404', border: '1px solid #ffeeba' }}>
+                                        软
+                                      </span>
+                                    )}
+                                  </td>
                                 </tr>
                               ))}
                             </tbody>
diff --git a/scripts/aggregate_trade_stats.py b/scripts/aggregate_trade_stats.py
index 5e341b9..7d504cb 100644
--- a/scripts/aggregate_trade_stats.py
+++ b/scripts/aggregate_trade_stats.py
@@ -42,8 +42,11 @@ def main():
         # 规则参数（后续可改成全局配置，这里先写死一版直观规则）：
         min_trades_for_symbol = 5         # 至少 N 笔才纳入评估，避免样本太少
         min_trades_for_hour = 10          # 小时至少 N 笔才纳入评估
-        blacklist_pnl_threshold = 0.0     # 净盈亏 < 0 视为表现不佳
-        good_hour_pnl_threshold = 0.0     # 净盈亏 > 0 视为表现较好
+        blacklist_pnl_threshold = 0.0     # 净盈亏 < 0 视为表现不佳（软黑名单）
+        hard_blacklist_pnl_threshold = -3.0  # 净亏绝对值较大时考虑升级为硬黑名单
+        hard_blacklist_min_trades = 10       # 硬黑名单至少需要的样本数
+        hard_blacklist_max_win_rate = 10.0   # 胜率≤10% 且净亏较大时视为严重拖累
+        good_hour_pnl_threshold = 0.0        # 净盈亏 > 0 视为表现较好
 
         symbol_blacklist = []
         symbol_whitelist = []
@@ -61,15 +64,22 @@ def main():
             total = max(1, win + loss)
             win_rate = 100.0 * win / total
 
-            # 软黑名单：近期净亏 + 有一定笔数 -> 降权（不一刀切禁止）
+            # 黑名单：近期净亏 + 有一定笔数 -> 降权或升级为硬黑名单
             if net_pnl < blacklist_pnl_threshold:
+                mode = "reduced"
+                if (
+                    net_pnl <= hard_blacklist_pnl_threshold
+                    and tc >= hard_blacklist_min_trades
+                    and win_rate <= hard_blacklist_max_win_rate
+                ):
+                    mode = "hard"
                 symbol_blacklist.append(
                     {
                         "symbol": sym,
                         "trade_count": tc,
                         "net_pnl": round(net_pnl, 4),
                         "win_rate_pct": round(win_rate, 1),
-                        "mode": "reduced",  # 软黑名单：仅降权+提门槛
+                        "mode": mode,  # reduced=软黑名单（降权+提门槛）；hard=硬黑名单（自动不再开仓）
                     }
                 )
             # 白名单：近期净盈且胜率尚可
diff --git a/trading_system/strategy.py b/trading_system/strategy.py
index 2bf14c3..eea4670 100644
--- a/trading_system/strategy.py
+++ b/trading_system/strategy.py
@@ -690,8 +690,11 @@ class TradingStrategy:
         # 判断是否应该交易（信号强度 >= 有效 MIN_SIGNAL_STRENGTH 才交易；低波动期自动提高门槛）
         base_min_signal_strength = config.get_effective_config('MIN_SIGNAL_STRENGTH', 7)
 
-        # 基于全局 7 天统计的 symbol / 小时过滤：差标的、差时段提高信号门槛
+        # 基于全局 7 天统计的 symbol / 小时过滤：
+        # - 硬黑名单：直接禁止自动交易（仅允许平仓）
+        # - 软黑名单 & 差时段：提高信号门槛
         extra_signal_boost = 0
+        blocked_by_hard_blacklist = False
         try:
             from datetime import datetime, timezone, timedelta
             from config_manager import GlobalStrategyConfigManager
@@ -700,11 +703,17 @@ class TradingStrategy:
             stats_symbol = mgr.get("STATS_SYMBOL_FILTERS", {}) or {}
             stats_hour = mgr.get("STATS_HOUR_FILTERS", {}) or {}
 
-            # symbol 软黑名单：命中则在基础门槛上 +1
+            # symbol 黑名单：硬黑名单直接拒绝；软黑名单在基础门槛上 +1
             bl = stats_symbol.get("blacklist") or []
             if symbol and isinstance(bl, list):
-                if any((item.get("symbol") or "").upper() == symbol.upper() for item in bl):
-                    extra_signal_boost += 1
+                for item in bl:
+                    if (item.get("symbol") or "").upper() == symbol.upper():
+                        mode = (item.get("mode") or "reduced").lower()
+                        if mode == "hard":
+                            blocked_by_hard_blacklist = True
+                        else:
+                            extra_signal_boost += 1
+                        break
 
             # 按小时过滤：bad 小时再 +1
             try:
@@ -721,6 +730,7 @@ class TradingStrategy:
         except Exception:
             base_min_signal_strength = config.get_effective_config('MIN_SIGNAL_STRENGTH', 7)
             extra_signal_boost = 0
+            blocked_by_hard_blacklist = False
 
         min_signal_strength = max(0, min(10, int(base_min_signal_strength) + int(extra_signal_boost)))
         # 强度上限归一到 0-10，避免出现 12/10 这种误导显示
@@ -740,7 +750,9 @@ class TradingStrategy:
                 signal_strength = min(scan_strength, 5)
                 direction = scan_dir
                 reasons.append("采用扫描器综合信号(弱)")
-        should_trade = signal_strength >= min_signal_strength and direction is not None
+        should_trade = (not blocked_by_hard_blacklist) and signal_strength >= min_signal_strength and direction is not None
+        if blocked_by_hard_blacklist:
+            reasons.append("❌ 命中硬黑名单（7天持续净亏），自动交易禁用，仅允许手动/解封后再交易")
 
         # ===== RSI / 24h 涨跌幅过滤：做多不追高、做空不杀跌；可选 RSI 极端反向（超买反空/超卖反多）=====
         # 反向属于“逆短期超买超卖”的均值回归，在强趋势里逆势风险大；可选“仅4H中性时反向”以降低风险。