diff --git a/zdxt-modules/zdxt-enforcement-code/src/main/java/com/zdxt/enforcementcode/service/impl/EnterpriseEvaluateServiceImpl.java b/zdxt-modules/zdxt-enforcement-code/src/main/java/com/zdxt/enforcementcode/service/impl/EnterpriseEvaluateServiceImpl.java
index bfc06900..7a7cb9e5 100644
--- a/zdxt-modules/zdxt-enforcement-code/src/main/java/com/zdxt/enforcementcode/service/impl/EnterpriseEvaluateServiceImpl.java
+++ b/zdxt-modules/zdxt-enforcement-code/src/main/java/com/zdxt/enforcementcode/service/impl/EnterpriseEvaluateServiceImpl.java
@@ -115,7 +115,7 @@ public class EnterpriseEvaluateServiceImpl implements IEnterpriseEvaluateService
     @Override
     public Boolean insertByBo(EnterpriseEvaluateBo bo) {
         EnterpriseEvaluate add = MapstructUtils.convert(bo, EnterpriseEvaluate.class);
-        validEntityBeforeSave(add);
+        validEntityBeforeSave(add, true); // 新增时需要校验重复评价
         boolean flag =false;
             flag= baseMapper.insert(add) > 0;
 
@@ -140,15 +140,25 @@ public class EnterpriseEvaluateServiceImpl implements IEnterpriseEvaluateService
     @Override
     public Boolean updateByBo(EnterpriseEvaluateBo bo) {
         EnterpriseEvaluate update = MapstructUtils.convert(bo, EnterpriseEvaluate.class);
-        validEntityBeforeSave(update);
+        validEntityBeforeSave(update, false); // 更新时不需要校验重复评价
         return baseMapper.updateById(update) > 0;
     }
 
     /**
      * 保存前的数据校验
+     * @param entity 待保存的实体
+     * @param isNew 是否为新增操作
      */
-    private void validEntityBeforeSave(EnterpriseEvaluate entity){
-        //TODO 做一些数据校验,如唯一约束
+    private void validEntityBeforeSave(EnterpriseEvaluate entity, boolean isNew){
+        // 仅在新增时校验enforcementId是否已存在评价记录，防止重复评价
+        if (isNew && StringUtils.isNotBlank(entity.getEnforcementId())) {
+            LambdaQueryWrapper<EnterpriseEvaluate> lqw = Wrappers.lambdaQuery();
+            lqw.eq(EnterpriseEvaluate::getEnforcementId, entity.getEnforcementId());
+            long count = baseMapper.selectCount(lqw);
+            if (count > 0) {
+                throw new RuntimeException("该执法案件已评价过，不支持二次评价");
+            }
+        }
     }
 
     /**