diff --git a/src/main/java/com/label/listener/ExtractionApprovedEventListener.java b/src/main/java/com/label/listener/ExtractionApprovedEventListener.java
index 5f7a4e3..3cac541 100644
--- a/src/main/java/com/label/listener/ExtractionApprovedEventListener.java
+++ b/src/main/java/com/label/listener/ExtractionApprovedEventListener.java
@@ -8,8 +8,8 @@ import com.label.mapper.AnnotationResultMapper;
 import com.label.mapper.TrainingDatasetMapper;
 import com.label.entity.SourceData;
 import com.label.mapper.SourceDataMapper;
-import com.label.module.task.service.TaskClaimService;
-import com.label.module.task.service.TaskService;
+import com.label.service.TaskClaimService;
+import com.label.service.TaskService;
 import com.label.event.ExtractionApprovedEvent;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
diff --git a/src/main/java/com/label/module/annotation/controller/ExtractionController.java b/src/main/java/com/label/module/annotation/controller/ExtractionController.java
index 6dcef99..dee5d46 100644
--- a/src/main/java/com/label/module/annotation/controller/ExtractionController.java
+++ b/src/main/java/com/label/module/annotation/controller/ExtractionController.java
@@ -2,7 +2,7 @@ package com.label.module.annotation.controller;
 
 import com.label.common.result.Result;
 import com.label.common.shiro.TokenPrincipal;
-import com.label.module.annotation.service.ExtractionService;
+import com.label.service.ExtractionService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/com/label/module/annotation/controller/QaController.java b/src/main/java/com/label/module/annotation/controller/QaController.java
index f87686d..887afb4 100644
--- a/src/main/java/com/label/module/annotation/controller/QaController.java
+++ b/src/main/java/com/label/module/annotation/controller/QaController.java
@@ -2,7 +2,7 @@ package com.label.module.annotation.controller;
 
 import com.label.common.result.Result;
 import com.label.common.shiro.TokenPrincipal;
-import com.label.module.annotation.service.QaService;
+import com.label.service.QaService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/com/label/module/config/controller/SysConfigController.java b/src/main/java/com/label/module/config/controller/SysConfigController.java
index 0c2267d..d81db75 100644
--- a/src/main/java/com/label/module/config/controller/SysConfigController.java
+++ b/src/main/java/com/label/module/config/controller/SysConfigController.java
@@ -3,7 +3,7 @@ package com.label.module.config.controller;
 import com.label.common.result.Result;
 import com.label.common.shiro.TokenPrincipal;
 import com.label.entity.SysConfig;
-import com.label.module.config.service.SysConfigService;
+import com.label.service.SysConfigService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/com/label/module/export/controller/ExportController.java b/src/main/java/com/label/module/export/controller/ExportController.java
index 64a43ac..99768e5 100644
--- a/src/main/java/com/label/module/export/controller/ExportController.java
+++ b/src/main/java/com/label/module/export/controller/ExportController.java
@@ -5,8 +5,8 @@ import com.label.common.result.Result;
 import com.label.common.shiro.TokenPrincipal;
 import com.label.entity.TrainingDataset;
 import com.label.entity.ExportBatch;
-import com.label.module.export.service.ExportService;
-import com.label.module.export.service.FinetuneService;
+import com.label.service.ExportService;
+import com.label.service.FinetuneService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/com/label/module/source/controller/SourceController.java b/src/main/java/com/label/module/source/controller/SourceController.java
index 937537c..ac6e1fd 100644
--- a/src/main/java/com/label/module/source/controller/SourceController.java
+++ b/src/main/java/com/label/module/source/controller/SourceController.java
@@ -4,7 +4,7 @@ import com.label.common.result.PageResult;
 import com.label.common.result.Result;
 import com.label.common.shiro.TokenPrincipal;
 import com.label.dto.SourceResponse;
-import com.label.module.source.service.SourceService;
+import com.label.service.SourceService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/com/label/module/task/controller/TaskController.java b/src/main/java/com/label/module/task/controller/TaskController.java
index 1ff1d92..86fdbea 100644
--- a/src/main/java/com/label/module/task/controller/TaskController.java
+++ b/src/main/java/com/label/module/task/controller/TaskController.java
@@ -4,8 +4,8 @@ import com.label.common.result.PageResult;
 import com.label.common.result.Result;
 import com.label.common.shiro.TokenPrincipal;
 import com.label.dto.TaskResponse;
-import com.label.module.task.service.TaskClaimService;
-import com.label.module.task.service.TaskService;
+import com.label.service.TaskClaimService;
+import com.label.service.TaskService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/com/label/module/user/controller/AuthController.java b/src/main/java/com/label/module/user/controller/AuthController.java
index 78fab23..52df9aa 100644
--- a/src/main/java/com/label/module/user/controller/AuthController.java
+++ b/src/main/java/com/label/module/user/controller/AuthController.java
@@ -5,7 +5,7 @@ import com.label.common.shiro.TokenPrincipal;
 import com.label.dto.LoginRequest;
 import com.label.dto.LoginResponse;
 import com.label.dto.UserInfoResponse;
-import com.label.module.user.service.AuthService;
+import com.label.service.AuthService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/com/label/module/user/controller/UserController.java b/src/main/java/com/label/module/user/controller/UserController.java
index 53a95a6..f47dcb1 100644
--- a/src/main/java/com/label/module/user/controller/UserController.java
+++ b/src/main/java/com/label/module/user/controller/UserController.java
@@ -16,7 +16,7 @@ import com.label.common.result.PageResult;
 import com.label.common.result.Result;
 import com.label.common.shiro.TokenPrincipal;
 import com.label.entity.SysUser;
-import com.label.module.user.service.UserService;
+import com.label.service.UserService;
 
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
diff --git a/src/main/java/com/label/module/video/controller/VideoController.java b/src/main/java/com/label/module/video/controller/VideoController.java
index 9270477..34dbbb6 100644
--- a/src/main/java/com/label/module/video/controller/VideoController.java
+++ b/src/main/java/com/label/module/video/controller/VideoController.java
@@ -3,7 +3,7 @@ package com.label.module.video.controller;
 import com.label.common.result.Result;
 import com.label.common.shiro.TokenPrincipal;
 import com.label.entity.VideoProcessJob;
-import com.label.module.video.service.VideoProcessService;
+import com.label.service.VideoProcessService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletRequest;
diff --git a/src/main/java/com/label/module/user/service/AuthService.java b/src/main/java/com/label/service/AuthService.java
similarity index 99%
rename from src/main/java/com/label/module/user/service/AuthService.java
rename to src/main/java/com/label/service/AuthService.java
index 3ba2481..d6b8ca6 100644
--- a/src/main/java/com/label/module/user/service/AuthService.java
+++ b/src/main/java/com/label/service/AuthService.java
@@ -1,4 +1,4 @@
-package com.label.module.user.service;
+package com.label.service;
 
 import com.label.common.exception.BusinessException;
 import com.label.common.redis.RedisKeyManager;
diff --git a/src/main/java/com/label/module/export/service/ExportService.java b/src/main/java/com/label/service/ExportService.java
similarity index 99%
rename from src/main/java/com/label/module/export/service/ExportService.java
rename to src/main/java/com/label/service/ExportService.java
index 75a4f9f..6641afa 100644
--- a/src/main/java/com/label/module/export/service/ExportService.java
+++ b/src/main/java/com/label/service/ExportService.java
@@ -1,4 +1,4 @@
-package com.label.module.export.service;
+package com.label.service;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
diff --git a/src/main/java/com/label/module/annotation/service/ExtractionService.java b/src/main/java/com/label/service/ExtractionService.java
similarity index 99%
rename from src/main/java/com/label/module/annotation/service/ExtractionService.java
rename to src/main/java/com/label/service/ExtractionService.java
index ef62a1d..e6d11e1 100644
--- a/src/main/java/com/label/module/annotation/service/ExtractionService.java
+++ b/src/main/java/com/label/service/ExtractionService.java
@@ -1,4 +1,4 @@
-package com.label.module.annotation.service;
+package com.label.service;
 
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.fasterxml.jackson.databind.ObjectMapper;
@@ -16,7 +16,7 @@ import com.label.entity.SourceData;
 import com.label.mapper.SourceDataMapper;
 import com.label.entity.AnnotationTask;
 import com.label.mapper.AnnotationTaskMapper;
-import com.label.module.task.service.TaskClaimService;
+import com.label.service.TaskClaimService;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
diff --git a/src/main/java/com/label/module/export/service/FinetuneService.java b/src/main/java/com/label/service/FinetuneService.java
similarity index 99%
rename from src/main/java/com/label/module/export/service/FinetuneService.java
rename to src/main/java/com/label/service/FinetuneService.java
index a7daab2..8f687df 100644
--- a/src/main/java/com/label/module/export/service/FinetuneService.java
+++ b/src/main/java/com/label/service/FinetuneService.java
@@ -1,4 +1,4 @@
-package com.label.module.export.service;
+package com.label.service;
 
 import com.label.common.ai.AiServiceClient;
 import com.label.common.exception.BusinessException;
diff --git a/src/main/java/com/label/module/annotation/service/QaService.java b/src/main/java/com/label/service/QaService.java
similarity index 99%
rename from src/main/java/com/label/module/annotation/service/QaService.java
rename to src/main/java/com/label/service/QaService.java
index 82289a1..976d07f 100644
--- a/src/main/java/com/label/module/annotation/service/QaService.java
+++ b/src/main/java/com/label/service/QaService.java
@@ -1,4 +1,4 @@
-package com.label.module.annotation.service;
+package com.label.service;
 
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.fasterxml.jackson.databind.ObjectMapper;
@@ -12,7 +12,7 @@ import com.label.entity.SourceData;
 import com.label.mapper.SourceDataMapper;
 import com.label.entity.AnnotationTask;
 import com.label.mapper.AnnotationTaskMapper;
-import com.label.module.task.service.TaskClaimService;
+import com.label.service.TaskClaimService;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
diff --git a/src/main/java/com/label/module/source/service/SourceService.java b/src/main/java/com/label/service/SourceService.java
similarity index 99%
rename from src/main/java/com/label/module/source/service/SourceService.java
rename to src/main/java/com/label/service/SourceService.java
index a15ce53..6f567c0 100644
--- a/src/main/java/com/label/module/source/service/SourceService.java
+++ b/src/main/java/com/label/service/SourceService.java
@@ -1,4 +1,4 @@
-package com.label.module.source.service;
+package com.label.service;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
diff --git a/src/main/java/com/label/module/config/service/SysConfigService.java b/src/main/java/com/label/service/SysConfigService.java
similarity index 99%
rename from src/main/java/com/label/module/config/service/SysConfigService.java
rename to src/main/java/com/label/service/SysConfigService.java
index 3cc819a..f23ebd2 100644
--- a/src/main/java/com/label/module/config/service/SysConfigService.java
+++ b/src/main/java/com/label/service/SysConfigService.java
@@ -1,4 +1,4 @@
-package com.label.module.config.service;
+package com.label.service;
 
 import com.label.common.exception.BusinessException;
 import com.label.entity.SysConfig;
diff --git a/src/main/java/com/label/module/task/service/TaskClaimService.java b/src/main/java/com/label/service/TaskClaimService.java
similarity index 99%
rename from src/main/java/com/label/module/task/service/TaskClaimService.java
rename to src/main/java/com/label/service/TaskClaimService.java
index 52b6add..9ab317d 100644
--- a/src/main/java/com/label/module/task/service/TaskClaimService.java
+++ b/src/main/java/com/label/service/TaskClaimService.java
@@ -1,4 +1,4 @@
-package com.label.module.task.service;
+package com.label.service;
 
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.label.common.exception.BusinessException;
diff --git a/src/main/java/com/label/module/task/service/TaskService.java b/src/main/java/com/label/service/TaskService.java
similarity index 99%
rename from src/main/java/com/label/module/task/service/TaskService.java
rename to src/main/java/com/label/service/TaskService.java
index 7062bd0..529da41 100644
--- a/src/main/java/com/label/module/task/service/TaskService.java
+++ b/src/main/java/com/label/service/TaskService.java
@@ -1,4 +1,4 @@
-package com.label.module.task.service;
+package com.label.service;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
diff --git a/src/main/java/com/label/module/user/service/UserService.java b/src/main/java/com/label/service/UserService.java
similarity index 99%
rename from src/main/java/com/label/module/user/service/UserService.java
rename to src/main/java/com/label/service/UserService.java
index 3e9e2cc..def20f8 100644
--- a/src/main/java/com/label/module/user/service/UserService.java
+++ b/src/main/java/com/label/service/UserService.java
@@ -1,4 +1,4 @@
-package com.label.module.user.service;
+package com.label.service;
 
 import java.util.List;
 import java.util.Set;
diff --git a/src/main/java/com/label/module/video/service/VideoProcessService.java b/src/main/java/com/label/service/VideoProcessService.java
similarity index 99%
rename from src/main/java/com/label/module/video/service/VideoProcessService.java
rename to src/main/java/com/label/service/VideoProcessService.java
index e154424..549a3f2 100644
--- a/src/main/java/com/label/module/video/service/VideoProcessService.java
+++ b/src/main/java/com/label/service/VideoProcessService.java
@@ -1,4 +1,4 @@
-package com.label.module.video.service;
+package com.label.service;
 
 import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
 import com.label.common.ai.AiServiceClient;
diff --git a/src/test/java/com/label/unit/PackageStructureMigrationTest.java b/src/test/java/com/label/unit/PackageStructureMigrationTest.java
index 3332d13..13b6fba 100644
--- a/src/test/java/com/label/unit/PackageStructureMigrationTest.java
+++ b/src/test/java/com/label/unit/PackageStructureMigrationTest.java
@@ -62,6 +62,25 @@ class PackageStructureMigrationTest {
         }
     }
 
+    @Test
+    @DisplayName("服务类已迁移到扁平 service 目录")
+    void serviceTypesMoved() {
+        for (String fqcn : java.util.List.of(
+                "com.label.service.ExtractionService",
+                "com.label.service.QaService",
+                "com.label.service.SysConfigService",
+                "com.label.service.ExportService",
+                "com.label.service.FinetuneService",
+                "com.label.service.SourceService",
+                "com.label.service.TaskClaimService",
+                "com.label.service.TaskService",
+                "com.label.service.AuthService",
+                "com.label.service.UserService",
+                "com.label.service.VideoProcessService")) {
+            assertClassExists(fqcn);
+        }
+    }
+
     private static void assertClassExists(String fqcn) {
         assertThatCode(() -> Class.forName(fqcn)).doesNotThrowAnyException();
     }