From 8e8093e0fd7c2ff4fd589549fd885e89956cfad8 Mon Sep 17 00:00:00 2001
From: aszerW <aszer27937@gmail.com>
Date: Sat, 23 May 2026 11:18:00 +0800
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配合Mode B（指数信号+ETF收益）回测需求，缩短回测区间以提高ETF数据可用性
---
 strategies/rotation/config.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/strategies/rotation/config.yaml b/strategies/rotation/config.yaml
index a221899..fcb16e9 100644
--- a/strategies/rotation/config.yaml
+++ b/strategies/rotation/config.yaml
@@ -104,7 +104,7 @@ benchmark:
   name: "沪深300"
 
 # ==================== 回测参数 ====================
-start_date: "2002-01-01"
+start_date: "2020-01-01"
 
 # ==================== 因子参数 ====================
 # 动量/趋势窗口期（天数）