diff --git a/app.py b/app.py
index 6d127bd3..013956df 100755
--- a/app.py
+++ b/app.py
@@ -11283,14 +11283,15 @@ def get_stock_quote_detail(stock_code):
                     realtime_price = cached_price['price']
 
                     if realtime_price and realtime_price > 0:
-                        # 使用昨收价计算涨跌
+                        # 直接使用 ClickHouse stock_minute 表中的涨跌幅
+                        change_percent = cached_price.get('change_pct') or 0
+
+                        # 涨跌额用昨收价计算
                         yesterday_close = result_data.get('yesterday_close') or 0
                         if yesterday_close > 0:
                             change_amount = realtime_price - yesterday_close
-                            change_percent = (change_amount / yesterday_close) * 100
                         else:
                             change_amount = 0
-                            change_percent = cached_price.get('change_pct') or 0
 
                         # 覆盖价格相关字段
                         result_data['current_price'] = realtime_price