diff --git a/src/mocks/handlers/market.js b/src/mocks/handlers/market.js
index 1e0b8659..2e0f9d64 100644
--- a/src/mocks/handlers/market.js
+++ b/src/mocks/handlers/market.js
@@ -582,19 +582,38 @@ export const marketHandlers = [
 
         console.log('[Mock Market] 获取市场统计数据:', { date: tradeDate });
 
+        // 生成今日数据
+        const todayMarketCap = parseFloat((Math.random() * 5000 + 80000).toFixed(2));
+        const todayAmount = parseFloat((Math.random() * 3000 + 8000).toFixed(2));
+        const todayRising = Math.floor(Math.random() * 1500 + 1500);
+        const todayFalling = Math.floor(Math.random() * 1500 + 1000);
+
+        // 生成昨日数据（用于对比）
+        const yesterdayMarketCap = parseFloat((todayMarketCap * (0.98 + Math.random() * 0.04)).toFixed(2));
+        const yesterdayAmount = parseFloat((todayAmount * (0.85 + Math.random() * 0.3)).toFixed(2));
+        const yesterdayRising = Math.floor(todayRising * (0.7 + Math.random() * 0.6));
+        const yesterdayFalling = Math.floor(todayFalling * (0.7 + Math.random() * 0.6));
+
         return HttpResponse.json({
             success: true,
             summary: {
-                total_market_cap: parseFloat((Math.random() * 5000 + 80000).toFixed(2)), // 80000-85000亿
-                total_amount: parseFloat((Math.random() * 3000 + 8000).toFixed(2)),     // 8000-11000亿
-                avg_pe: parseFloat((Math.random() * 5 + 12).toFixed(2)),                 // 12-17
-                avg_pb: parseFloat((Math.random() * 0.5 + 1.3).toFixed(2)),              // 1.3-1.8
-                rising_stocks: Math.floor(Math.random() * 1500 + 1500),                  // 1500-3000
-                falling_stocks: Math.floor(Math.random() * 1500 + 1000),                 // 1000-2500
-                unchanged_stocks: Math.floor(Math.random() * 200 + 100)                  // 100-300
+                total_market_cap: todayMarketCap,
+                total_amount: todayAmount,
+                avg_pe: parseFloat((Math.random() * 5 + 12).toFixed(2)),
+                avg_pb: parseFloat((Math.random() * 0.5 + 1.3).toFixed(2)),
+                rising_stocks: todayRising,
+                falling_stocks: todayFalling,
+                unchanged_stocks: Math.floor(Math.random() * 200 + 100)
+            },
+            // 昨日对比数据
+            yesterday: {
+                total_market_cap: yesterdayMarketCap,
+                total_amount: yesterdayAmount,
+                rising_stocks: yesterdayRising,
+                falling_stocks: yesterdayFalling
             },
             trade_date: tradeDate,
-            available_dates: availableDates.slice(0, 20) // 返回最近20个交易日
+            available_dates: availableDates.slice(0, 20)
         });
     }),
 ];