diff --git a/src/main/java/com/example/demo/serviceImpl/StatisticsServiceImpl.java b/src/main/java/com/example/demo/serviceImpl/StatisticsServiceImpl.java
index 261461e..661d70f 100644
--- a/src/main/java/com/example/demo/serviceImpl/StatisticsServiceImpl.java
+++ b/src/main/java/com/example/demo/serviceImpl/StatisticsServiceImpl.java
@@ -236,7 +236,7 @@ public class StatisticsServiceImpl implements StatisticsService {
 //      return null;
 //
 //    }
-
+@Cacheable(key="#root.method.name+ #sumcoin.hashCode()")
     public List<SumCoin> getCoinTime(SumCoin sumcoin) {
         System.out.println(sumcoin + "-------sumcoin----");