diff --git a/common/framework/src/main/java/com/supwisdom/institute/backend/common/framework/entity/EntityUtils.java b/common/framework/src/main/java/com/supwisdom/institute/backend/common/framework/entity/EntityUtils.java
index 902c592..b1363fb 100644
--- a/common/framework/src/main/java/com/supwisdom/institute/backend/common/framework/entity/EntityUtils.java
+++ b/common/framework/src/main/java/com/supwisdom/institute/backend/common/framework/entity/EntityUtils.java
@@ -2,7 +2,12 @@
 
 import java.lang.reflect.Field;
 import java.lang.reflect.Modifier;
+import java.util.ArrayList;
+import java.util.Comparator;
 import java.util.Date;
+import java.util.List;
+import java.util.TreeSet;
+import java.util.stream.Collectors;
 
 import javax.persistence.Column;
 import javax.persistence.Id;
@@ -20,6 +25,16 @@
  *
  */
 public class EntityUtils {
+  
+
+  public static <T extends ABaseEntity> List<T> distinctList(List<T> list) {
+    return list.stream()
+        .collect(
+            Collectors.collectingAndThen(
+                Collectors.toCollection(() -> new TreeSet<>(Comparator.comparing(T::getId))), ArrayList<T>::new
+            )
+        );
+  }
 
   /**
    * 合并 domain 中带有{@link Column}注解的字段值， 将 newEntity 中值为null的字段，使用 oldEntity 中的值