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 f4892b7c..e4b6327a 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
@@ -13,6 +13,7 @@ import org.jeecg.modules.mapper.Cet_4Mapper;
 import org.jeecg.modules.service.CenterService;
 import org.jeecg.modules.service.ICet_4Service;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Service;
 
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
@@ -41,6 +42,10 @@ public class Cet_4ServiceImpl extends ServiceImpl<Cet_4Mapper, Cet_4> implements
     @Resource
     private Cet4_majorMapper cet4_majorMapper;
 
+    @Resource
+    private RedisTemplate<String,Object> redisTemplate;
+
+
     @Override
     public Result<JSONObject> getRateByAllBatch(String college, String major) {
         JSONObject jsonObject = new JSONObject(new LinkedHashMap<>());
@@ -285,6 +290,10 @@ public class Cet_4ServiceImpl extends ServiceImpl<Cet_4Mapper, Cet_4> implements
     @Override
     public Result<JSONObject> getRateByCollege(JSONObject webData) {
 
+        if (redisTemplate.opsForValue().get("getRateByCollege" + webData) != null) {
+            return Result.ok((JSONObject) redisTemplate.opsForValue().get("getRateByCollege" + webData));
+        }
+
         JSONArray colleges = webData.getJSONArray("college");
         JSONArray entryDateArray = webData.getJSONArray("entrydate");
         //获取所有batch
@@ -362,6 +371,7 @@ public class Cet_4ServiceImpl extends ServiceImpl<Cet_4Mapper, Cet_4> implements
             oneEntryDate.put((String) collegeName, ans);
         }
         result.put("data", oneEntryDate);
+        redisTemplate.opsForValue().set("getRateByCollege" + webData, result);
         return Result.ok(result);
     }