diff --git a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_4ServiceImpl.java b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_4ServiceImpl.java
index 5006e47b..78ea35d3 100644
--- a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_4ServiceImpl.java
+++ b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_4ServiceImpl.java
@@ -96,6 +96,10 @@ public class Cet_4ServiceImpl extends ServiceImpl<Cet_4Mapper, Cet_4> implements
 
     @Override
     public Result<JSONObject> getRateByBatch(String college, String batchStr) {
+
+        if (redisTemplate.opsForValue().get("getRateByBatch" + college + batchStr) != null) {
+            return Result.ok((JSONObject) redisTemplate.opsForValue().get("getRateByBatch" + college + batchStr));
+        }
         SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
         DecimalFormat decimalFormat = new DecimalFormat("#.#");
         Date batch;
@@ -176,6 +180,7 @@ public class Cet_4ServiceImpl extends ServiceImpl<Cet_4Mapper, Cet_4> implements
         resultData.put("data", jsonObject);
         resultData.put("gradeData", gradeByBatch);
         System.out.println(resultData);
+        redisTemplate.opsForValue().set("getRateByBatch" + college + batchStr, resultData);
         return Result.OK(resultData);
     }