diff --git a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/ICet_4Service.java b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/ICet_4Service.java
index 7ee23944..81d386e0 100644
--- a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/ICet_4Service.java
+++ b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/ICet_4Service.java
@@ -2,6 +2,7 @@ package org.jeecg.modules.service;
 
 
 import com.alibaba.fastjson.JSONObject;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import org.jeecg.common.api.vo.Result;
 import org.jeecg.modules.dto.getRateByEntryDateDto;
 import org.jeecg.modules.dto.getRateByMajorAndLastestBatchDto;
@@ -15,7 +16,7 @@ import java.util.Map;
 /**
  * @Description: cet_4
  * @Author: jeecg-boot
- * @Date:   2024-03-26
+ * @Date: 2024-03-26
  * @Version: V1.0
  */
 public interface ICet_4Service extends IService<Cet_4> {
@@ -31,7 +32,8 @@ public interface ICet_4Service extends IService<Cet_4> {
 
     Result<JSONObject> getDataByStudent(JSONObject jsonObject);
 
-    JSONObject getGradeByBatch(Date batch,String college);
+    JSONObject getGradeByBatch(Date batch, String college);
+
     boolean cleanData();
 
     Result<JSONObject> getRateByMajorAndLastestBatch(getRateByMajorAndLastestBatchDto getRateByMajorAndLastestBatchParam);
@@ -39,5 +41,6 @@ public interface ICet_4Service extends IService<Cet_4> {
     Result<JSONObject> getRateByEntryDate(getRateByEntryDateDto getRateByEntryDateDtoParams);
 
     Result<JSONObject> loadImportDataList();
-    List<JSONObject> getJsonObjects(Map<Object, Long> map);
+
+    List<JSONObject> getJsonObjects(List<Map<String, Object>> list);
 }
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 8482dc16..19c35fe8 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
@@ -5,6 +5,7 @@ import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import io.swagger.annotations.ApiOperation;
 import org.jeecg.common.api.vo.Result;
 import org.jeecg.modules.dto.getRateByEntryDateDto;
@@ -626,26 +627,27 @@ public class Cet_4ServiceImpl extends ServiceImpl<Cet_4Mapper, Cet_4> implements
 
     @Override
     public Result<JSONObject> loadImportDataList() {
-        List<Cet_4> list = list();
-        Map<Object, Long> map = centerService.dealList(list, Cet_4::getBatch);
-        List<JSONObject> res = getJsonObjects(map);
+        // 创建 QueryWrapper
+        QueryWrapper<Cet_4> queryWrapper = new QueryWrapper<>();
+        queryWrapper.select("batch", "COUNT(*) AS count")
+                .groupBy("batch");
+
+        // 执行查询，获取结果列表
+        List<Map<String, Object>> list = this.listMaps(queryWrapper);
+        List<JSONObject> res = getJsonObjects(list);
         return Result.ok(new JSONObject().fluentPut("data", res));
     }
 
     @NotNull
-    public List<JSONObject> getJsonObjects(Map<Object, Long> map) {
+    @Override
+    public  List<JSONObject> getJsonObjects(List<Map<String, Object>> list) {
         List<JSONObject> res = new ArrayList<>();
-        if (map != null && !map.isEmpty()) {
-            for (Map.Entry<Object, Long> entry : map.entrySet()) {
-                JSONObject jsonObject = new JSONObject();
-                //格式化key为"yyyy-MM-dd"
-                SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
-                jsonObject.fluentPut("batch", sdf.format(entry.getKey()))
-                        .fluentPut("attendNumber", entry.getValue());
-                res.add(jsonObject);
-            }
+        for (Map<String, Object> map : list) {
+            JSONObject jsonObject = new JSONObject();
+            jsonObject.put("batch", map.get("batch"));
+            jsonObject.put("attendNumber", map.get("count"));
+            res.add(jsonObject);
         }
-        // res按照batch倒序排序
         res.sort((o1, o2) -> o2.getString("batch").compareTo(o1.getString("batch")));
         return res;
     }
diff --git a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_6ServiceImpl.java b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_6ServiceImpl.java
index 3d1cabf5..7a2cdc22 100644
--- a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_6ServiceImpl.java
+++ b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_6ServiceImpl.java
@@ -4,6 +4,7 @@ import com.alibaba.fastjson.JSONArray;
 import com.alibaba.fastjson.JSONObject;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import lombok.extern.slf4j.Slf4j;
 import org.jeecg.common.api.vo.Result;
 import org.jeecg.modules.entity.Cet4_major;
@@ -110,9 +111,14 @@ public class Cet_6ServiceImpl extends ServiceImpl<Cet_6Mapper, Cet_6> implements
 
     @Override
     public Result<JSONObject> loadImportDataList() {
-        List<Cet_6> list = list();
-        Map<Object, Long> map = centerService.dealList(list, Cet_6::getBatch);
-        List<JSONObject> res =cet4Service.getJsonObjects(map);
+        // 创建 QueryWrapper
+        QueryWrapper<Cet_6> queryWrapper = new QueryWrapper<>();
+        queryWrapper.select("batch", "COUNT(*) AS count")
+                .groupBy("batch");
+
+        // 执行查询，获取结果列表
+        List<Map<String, Object>> list = this.listMaps(queryWrapper);
+        List<JSONObject> res = cet4Service.getJsonObjects(list);
         return Result.ok(new JSONObject().fluentPut("data", res));
     }