diff --git a/deploy/profile-scripts/price_monitor.py b/deploy/profile-scripts/price_monitor.py
index 5383fbef..3e019e4d 100644
--- a/deploy/profile-scripts/price_monitor.py
+++ b/deploy/profile-scripts/price_monitor.py
@@ -692,11 +692,22 @@ def run_once(round_label=""):
 
     for d in active:
         code = d["code"]
-        trig = d.get("trigger", {})
-        if not trig:
-            continue
+        trig = d.get("trigger", {}) or {}
 
         zones = get_trigger_zones(trig)
+        # ── 2026-08-24 监控盲区根治：trigger_json 为空的版本化策略（76/112!），
+        # 用主层字段构建基础 zones（stop_loss/entry_zone/take_profit_zone）。
+        # 否则这些股票完全脱离止损/止盈/买入区监控（603920 破止损无告警事件的根因）。
+        try:
+            if d.get("stop_loss") and not any(z[0] == "stop_loss" for z in zones):
+                zones.append(("stop_loss", "止损", 0, float(d["stop_loss"])))
+            if d.get("entry_low") and d.get("entry_high") and not any(z[0] == "entry_zone" for z in zones):
+                zones.append(("entry_zone", "买入区", float(d["entry_low"]), float(d["entry_high"])))
+            if d.get("take_profit") and not any(z[0] == "take_profit_zone" for z in zones):
+                _tp = float(d["take_profit"])
+                zones.append(("take_profit_zone", "止盈区间", _tp * 0.995, _tp * 100))
+        except Exception:
+            pass
         if not zones:
             continue