diff --git a/src/main/java/com/ai/da/controller/AffiliateController.java b/src/main/java/com/ai/da/controller/AffiliateController.java
index 853580bf..587cf18d 100644
--- a/src/main/java/com/ai/da/controller/AffiliateController.java
+++ b/src/main/java/com/ai/da/controller/AffiliateController.java
@@ -22,6 +22,7 @@ import javax.annotation.Resource;
 import javax.validation.Valid;
 import java.math.BigDecimal;
 import java.util.List;
+import java.util.Map;
 
 @Slf4j
 @RestController
@@ -100,7 +101,7 @@ public class AffiliateController {
         return Response.success(affiliateService.getEachAffiliateGeneratedRevenue(affiliateQueryDTO));
     }
 
-    @ApiOperation(value = "获取所有的referral")
+    @ApiOperation(value = "分页获取所有的referral")
     @PostMapping("/getReferrals")
     public Response<IPage<ReferralPageQueryVO>> getReferrals(@RequestBody ReferralPageQueryDTO referralPageQueryDTO) {
         return Response.success(referralService.queryByPage(referralPageQueryDTO));
@@ -120,5 +121,11 @@ public class AffiliateController {
         return Response.success();
     }
 
+    @ApiOperation(value = "获取所有affiliate用户名")
+    @GetMapping("/getAllAffiliateUsername")
+    public Response<List<Map<String, Object>>>  getAllAffiliateUsername() {
+        return Response.success(affiliateService.getAllAffiliateUsername());
+    }
+
 
 }
diff --git a/src/main/java/com/ai/da/mapper/primary/AffiliateMapper.java b/src/main/java/com/ai/da/mapper/primary/AffiliateMapper.java
index 7454d50f..b2e39101 100644
--- a/src/main/java/com/ai/da/mapper/primary/AffiliateMapper.java
+++ b/src/main/java/com/ai/da/mapper/primary/AffiliateMapper.java
@@ -16,4 +16,6 @@ public interface AffiliateMapper extends BaseMapper<Affiliate> {
 
     int queryAffiliateTotalCount(String status, String startTime, String endTime, Long affiliateId);
 
+    List<Map<String, Object>> selectAllAffiliateUsername();
+
 }
diff --git a/src/main/java/com/ai/da/service/AffiliateService.java b/src/main/java/com/ai/da/service/AffiliateService.java
index f75111f5..64b21f5a 100644
--- a/src/main/java/com/ai/da/service/AffiliateService.java
+++ b/src/main/java/com/ai/da/service/AffiliateService.java
@@ -9,6 +9,8 @@ import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.service.IService;
 
 import java.math.BigDecimal;
+import java.util.List;
+import java.util.Map;
 
 public interface AffiliateService extends IService<Affiliate> {
 
@@ -37,4 +39,6 @@ public interface AffiliateService extends IService<Affiliate> {
     void commissionCalculation(Integer year, Integer month);
 
     void calcCouponsCommission();
+
+    List<Map<String, Object>> getAllAffiliateUsername();
 }
diff --git a/src/main/java/com/ai/da/service/impl/AffiliateServiceImpl.java b/src/main/java/com/ai/da/service/impl/AffiliateServiceImpl.java
index 97feb56f..2fcc14e4 100644
--- a/src/main/java/com/ai/da/service/impl/AffiliateServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/AffiliateServiceImpl.java
@@ -439,5 +439,10 @@ public class AffiliateServiceImpl extends ServiceImpl<AffiliateMapper, Affiliate
         redisUtil.addToString(RedisUtil.PAYMENT_INFO_LAST_SCAN_TIME, currentTime);
     }
 
+    @Override
+    public List<Map<String, Object>> getAllAffiliateUsername(){
+        return baseMapper.selectAllAffiliateUsername();
+    }
+
 
 }
diff --git a/src/main/java/com/ai/da/service/impl/UserLikeGroupServiceImpl.java b/src/main/java/com/ai/da/service/impl/UserLikeGroupServiceImpl.java
index bfc5f0a1..e67d4567 100644
--- a/src/main/java/com/ai/da/service/impl/UserLikeGroupServiceImpl.java
+++ b/src/main/java/com/ai/da/service/impl/UserLikeGroupServiceImpl.java
@@ -2555,47 +2555,62 @@ public class UserLikeGroupServiceImpl extends ServiceImpl<UserLikeGroupMapper, U
             }
         }
         if (CollectionUtil.isNotEmpty(moduleSaveDTO.getMannequin())) {
+            // 目前已有的模特
             List<CollectionElementRelModel> collectionElementRelModels = collectionElementMapper.selectByProject(projectId);
+            // 入参中的模特
             List<MannequinDTO> mannequin = moduleSaveDTO.getMannequin();
-            List<Long> inputMannequinId = mannequin.stream().map(MannequinDTO::getCollectionElementId).collect(Collectors.toList());
+
+            // 新增的模特只有id,没有collectionElementId
+            List<Long> inputMannequinIds = mannequin.stream().map(MannequinDTO::getId).collect(Collectors.toList());
+            // 既有id又有collectionElementId的，为保持原状的模特（都没有的且又存在于数据库的，即为被删除的模特）
+            List<Long> inputCollectionElementIds = mannequin.stream().map(MannequinDTO::getCollectionElementId).collect(Collectors.toList());
 
             // 创建relationId到Model的映射
             Map<Long, CollectionElementRelModel> relationIdToModelMap = collectionElementRelModels.stream()
+                    .collect(Collectors.toMap(
+                            CollectionElementRelModel::getRelationId,
+                            java.util.function.Function.identity(),
+                            (existing, replacement) -> existing
+                    ));
+            // 创建collectionElementId到Model的映射
+            Map<Long, CollectionElementRelModel> collectionElementToModelMap = collectionElementRelModels.stream()
                     .collect(Collectors.toMap(
                             CollectionElementRelModel::getCollectionElementId,
                             java.util.function.Function.identity(),
                             (existing, replacement) -> existing
                     ));
             List<Long> newReletionIds = new ArrayList<>();
-            List<Long> toBeDeletedRelationIds = new ArrayList<>();
+            List<Long> toBeDeletedCollectionElementIds = new ArrayList<>();
 
             if (collectionElementRelModels.isEmpty()) {
                 // 如果原本没有记录，所有输入的Mannequin都是新的
-                newReletionIds = inputMannequinId;
+                newReletionIds = inputMannequinIds;
             } else {
-                // 获取所有已有的relationId集合
+                // 获取db中所有的relationId集合
                 Set<Long> relationIds = relationIdToModelMap.keySet();
+                // 获取db中所有的collectionElementId集合
+                Set<Long> collectionElementIds = collectionElementToModelMap.keySet();
 
-                // 1. 找出需要删除的：relationIds中有但inputMannequinId中没有的
-                toBeDeletedRelationIds = relationIds.stream()
-                        .filter(id -> !inputMannequinId.contains(id))
+                // 1. 找出需要删除的：collectionElementIds中有但inputCollectionElementIds中没有的
+                toBeDeletedCollectionElementIds = collectionElementIds.stream()
+                        .filter(id -> !inputCollectionElementIds.contains(id))
                         .collect(Collectors.toList());
 
-                // 2. 找出新增的：inputMannequinId中有但relationIds中没有的
-                newReletionIds = inputMannequinId.stream()
+                // 2. 找出新增的：inputMannequinId中有但relationIds中没有的（一定程度避免重复）
+                newReletionIds = inputMannequinIds.stream()
                         .filter(id -> !relationIds.contains(id))
                         .collect(Collectors.toList());
             }
 
-            if (!toBeDeletedRelationIds.isEmpty()){
-                Set<Long> toBeDeletedElementIdList = toBeDeletedRelationIds.stream()
+            if (!toBeDeletedCollectionElementIds.isEmpty()){
+                /*Set<Long> toBeDeletedElementIdList = toBeDeletedCollectionElementIds.stream()
                         .map(relationIdToModelMap::get) // 获取对应的Model
                         .filter(Objects::nonNull) // 过滤掉可能为null的情况
                         .map(CollectionElementRelModel::getCollectionElementId) // 提取collectionElementId
-                        .collect(Collectors.toSet());
-                collectionElementMapper.deleteBatchIds(toBeDeletedElementIdList);
+                        .collect(Collectors.toSet());*/
+                collectionElementMapper.deleteBatchIds(toBeDeletedCollectionElementIds);
                 // 删除关联关系
-                deleteByCollectionElementIdList(toBeDeletedElementIdList);
+                deleteByCollectionElementIdList(toBeDeletedCollectionElementIds);
             }
 
             for (MannequinDTO dto : mannequin) {
@@ -2678,7 +2693,7 @@ public class UserLikeGroupServiceImpl extends ServiceImpl<UserLikeGroupMapper, U
         return result;
     }
 
-    private void deleteByCollectionElementIdList(Set<Long> old) {
+    private void deleteByCollectionElementIdList(java.util.Collection<Long> old) {
         QueryWrapper<CollectionElementRelModel> qw = new QueryWrapper<>();
         qw.lambda().in(CollectionElementRelModel::getCollectionElementId, old);
         collectionElementRelModelMapper.delete(qw);
diff --git a/src/main/resources/mapper/primary/AffiliateMapper.xml b/src/main/resources/mapper/primary/AffiliateMapper.xml
index 853bf59d..666c6f32 100644
--- a/src/main/resources/mapper/primary/AffiliateMapper.xml
+++ b/src/main/resources/mapper/primary/AffiliateMapper.xml
@@ -84,4 +84,13 @@
             </if>
         </where>
     </select>
+
+    <select id="selectAllAffiliateUsername" resultType="java.util.Map">
+        SELECT
+        af.id,
+        ac.user_name as username
+        FROM t_affiliate af
+        LEFT JOIN t_account ac ON af.account_id = ac.id
+    </select>
+
 </mapper>