diff --git a/deploy/profile-scripts/batch_reassess.py b/deploy/profile-scripts/batch_reassess.py
index 834e8e01..14420474 100644
--- a/deploy/profile-scripts/batch_reassess.py
+++ b/deploy/profile-scripts/batch_reassess.py
@@ -124,17 +124,20 @@ def collect_data(code):
     except:
         data["price"] = 0
     
-    # 行业上下文修正：sector_context 被"大盘上涨比"污染或为空时，用 stock_sectors 的行业名兜底
+    # 行业上下文修正：sector_context 被"大盘上涨比"污染或为空时，用 stock_sectors 的行业名兜底；
+    # 未映射的股票明确标注"行业未映射"（不让大盘指标伪装成行业信息）
     _sector_ctx = data.get('sector_context', '') or ''
     if (not _sector_ctx) or _sector_ctx.startswith('大盘上涨比') or len(_sector_ctx) < 4:
+        _resolved = ""
         try:
             _sdb = sqlite3.connect(DB)
             _sr = _sdb.execute("SELECT sector_name FROM stock_sectors WHERE code=? LIMIT 1", (code,)).fetchone()
             _sdb.close()
             if _sr and _sr[0]:
-                _sector_ctx = f"行业{_sr[0]}"
+                _resolved = f"行业{_sr[0]}"
         except Exception:
             pass
+        _sector_ctx = _resolved if _resolved else "行业未映射(仅大盘环境参考)"
     data['sector_context'] = _sector_ctx
     # 大盘
     try: