diff --git a/stock-html/routes/analysis.py b/stock-html/routes/analysis.py
index 325b334..df09de7 100644
--- a/stock-html/routes/analysis.py
+++ b/stock-html/routes/analysis.py
@@ -1327,8 +1327,8 @@ def get_scan_strategy():
 
 
 def _get_kline_data(stock_code, days=120):
-    """获取K线数据 — 委托给 services.stock_algorithms.get_kline_data（实时分析不用本地DB缓存）"""
-    return algo_get_kline_data(stock_code, days=days, use_local_db=False)
+    """获取K线数据 — 优先本地DB（与扫描结果数据源一致），未命中时回退到外部API"""
+    return algo_get_kline_data(stock_code, days=days, use_local_db=True)
 
 
 @bp.route('/bull_stocks', methods=['GET'])