diff --git a/Assets/CHANGELOG.md b/Assets/CHANGELOG.md
index 04974b7..b3ee816 100644
--- a/Assets/CHANGELOG.md
+++ b/Assets/CHANGELOG.md
@@ -1,3 +1,10 @@
+# [1.4.13]
+
+### 修复
+
+* 移除包内嵌的 EDM4U 1.2.177，避免消费项目启动导入阶段重复初始化 Google Version Handler 并写入 `ProjectSettings/GvhProjectSettings.xml`。
+* 保留 `Dependencies.xml` 依赖声明，由宿主项目统一安装和管理 EDM4U 版本。
+
 # [1.4.12]
 
 ### 修复
diff --git a/Assets/ExternalDependencyManager.meta b/Assets/ExternalDependencyManager.meta
deleted file mode 100644
index d85fd79..0000000
--- a/Assets/ExternalDependencyManager.meta
+++ /dev/null
@@ -1,8 +0,0 @@
-fileFormatVersion: 2
-guid: 90c597385ff9346a89d38256315fb735
-folderAsset: yes
-DefaultImporter:
-  externalObjects: {}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Assets/ExternalDependencyManager/Editor.meta b/Assets/ExternalDependencyManager/Editor.meta
deleted file mode 100644
index 4cb3cae..0000000
--- a/Assets/ExternalDependencyManager/Editor.meta
+++ /dev/null
@@ -1,8 +0,0 @@
-fileFormatVersion: 2
-guid: 773d3f2446f5440bb892ec25e114d547
-folderAsset: yes
-DefaultImporter:
-  externalObjects: {}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177.meta b/Assets/ExternalDependencyManager/Editor/1.2.177.meta
deleted file mode 100644
index a6f462e..0000000
--- a/Assets/ExternalDependencyManager/Editor/1.2.177.meta
+++ /dev/null
@@ -1,8 +0,0 @@
-fileFormatVersion: 2
-guid: 9ee3e98fba8c1468bbdf8cfa0803a7d8
-folderAsset: yes
-DefaultImporter:
-  externalObjects: {}
-  userData: 
-  assetBundleName: 
-  assetBundleVariant: 
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll b/Assets/ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll
deleted file mode 100644
index 3854d85..0000000
Binary files a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll and /dev/null differ
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll.meta b/Assets/ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll.meta
deleted file mode 100644
index 5457a30..0000000
--- a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll.meta
+++ /dev/null
@@ -1,36 +0,0 @@
-fileFormatVersion: 2
-guid: 5552c54c11d94016bcfe740f27df44a6
-labels:
-- gvh
-- gvh_version-1.2.177
-- gvhp_exportpath-ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll
-- gvhp_targets-editor
-timeCreated: 1480838400
-PluginImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  iconMap: {}
-  executionOrder: {}
-  isPreloaded: 0
-  isOverridable: 0
-  platformData:
-  - first:
-      Any:
-    second:
-      enabled: 0
-      settings: {}
-  - first:
-      Editor: Editor
-    second:
-      enabled: 1
-      settings:
-        DefaultValueInitialized: true
-  - first:
-      Windows Store Apps: WindowsStoreApps
-    second:
-      enabled: 0
-      settings:
-        CPU: AnyCPU
-  userData:
-  assetBundleName:
-  assetBundleVariant:
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll b/Assets/ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll
deleted file mode 100644
index 4412429..0000000
Binary files a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll and /dev/null differ
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll.meta b/Assets/ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll.meta
deleted file mode 100644
index 2b43bba..0000000
--- a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll.meta
+++ /dev/null
@@ -1,36 +0,0 @@
-fileFormatVersion: 2
-guid: 1f4f113972f04c3695341dfb3ba48d3b
-labels:
-- gvh
-- gvh_version-1.2.177
-- gvhp_exportpath-ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll
-- gvhp_targets-editor
-timeCreated: 1480838400
-PluginImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  iconMap: {}
-  executionOrder: {}
-  isPreloaded: 0
-  isOverridable: 0
-  platformData:
-  - first:
-      Any:
-    second:
-      enabled: 0
-      settings: {}
-  - first:
-      Editor: Editor
-    second:
-      enabled: 1
-      settings:
-        DefaultValueInitialized: true
-  - first:
-      Windows Store Apps: WindowsStoreApps
-    second:
-      enabled: 0
-      settings:
-        CPU: AnyCPU
-  userData:
-  assetBundleName:
-  assetBundleVariant:
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll b/Assets/ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll
deleted file mode 100644
index 658282c..0000000
Binary files a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll and /dev/null differ
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll.meta b/Assets/ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll.meta
deleted file mode 100644
index 2e94805..0000000
--- a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll.meta
+++ /dev/null
@@ -1,36 +0,0 @@
-fileFormatVersion: 2
-guid: 413ed4abd14645c38ebbd8c5ff26e9de
-labels:
-- gvh
-- gvh_version-1.2.177
-- gvhp_exportpath-ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll
-- gvhp_targets-editor
-timeCreated: 1480838400
-PluginImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  iconMap: {}
-  executionOrder: {}
-  isPreloaded: 0
-  isOverridable: 0
-  platformData:
-  - first:
-      Any:
-    second:
-      enabled: 0
-      settings: {}
-  - first:
-      Editor: Editor
-    second:
-      enabled: 1
-      settings:
-        DefaultValueInitialized: true
-  - first:
-      Windows Store Apps: WindowsStoreApps
-    second:
-      enabled: 0
-      settings:
-        CPU: AnyCPU
-  userData:
-  assetBundleName:
-  assetBundleVariant:
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll b/Assets/ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll
deleted file mode 100644
index f80ebeb..0000000
Binary files a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll and /dev/null differ
diff --git a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll.meta b/Assets/ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll.meta
deleted file mode 100644
index a6a4454..0000000
--- a/Assets/ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll.meta
+++ /dev/null
@@ -1,36 +0,0 @@
-fileFormatVersion: 2
-guid: 38d0b40a7b2d44c6a6a2362599bfc41e
-labels:
-- gvh
-- gvh_version-1.2.177
-- gvhp_exportpath-ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll
-- gvhp_targets-editor
-timeCreated: 1480838400
-PluginImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  iconMap: {}
-  executionOrder: {}
-  isPreloaded: 0
-  isOverridable: 0
-  platformData:
-  - first:
-      Any:
-    second:
-      enabled: 0
-      settings: {}
-  - first:
-      Editor: Editor
-    second:
-      enabled: 1
-      settings:
-        DefaultValueInitialized: true
-  - first:
-      Windows Store Apps: WindowsStoreApps
-    second:
-      enabled: 0
-      settings:
-        CPU: AnyCPU
-  userData:
-  assetBundleName:
-  assetBundleVariant:
diff --git a/Assets/ExternalDependencyManager/Editor/Google.VersionHandler.dll b/Assets/ExternalDependencyManager/Editor/Google.VersionHandler.dll
deleted file mode 100644
index 65b099b..0000000
Binary files a/Assets/ExternalDependencyManager/Editor/Google.VersionHandler.dll and /dev/null differ
diff --git a/Assets/ExternalDependencyManager/Editor/Google.VersionHandler.dll.meta b/Assets/ExternalDependencyManager/Editor/Google.VersionHandler.dll.meta
deleted file mode 100644
index a35483b..0000000
--- a/Assets/ExternalDependencyManager/Editor/Google.VersionHandler.dll.meta
+++ /dev/null
@@ -1,36 +0,0 @@
-fileFormatVersion: 2
-guid: 86460262ea60447dbb6a62d21167790f
-labels:
-- gvh
-- gvh_version-1.2.177
-- gvhp_exportpath-ExternalDependencyManager/Editor/Google.VersionHandler.dll
-- gvhp_targets-editor
-timeCreated: 1480838400
-PluginImporter:
-  externalObjects: {}
-  serializedVersion: 2
-  iconMap: {}
-  executionOrder: {}
-  isPreloaded: 0
-  isOverridable: 0
-  platformData:
-  - first:
-      Any:
-    second:
-      enabled: 0
-      settings: {}
-  - first:
-      Editor: Editor
-    second:
-      enabled: 1
-      settings:
-        DefaultValueInitialized: true
-  - first:
-      Windows Store Apps: WindowsStoreApps
-    second:
-      enabled: 0
-      settings:
-        CPU: AnyCPU
-  userData:
-  assetBundleName:
-  assetBundleVariant:
diff --git a/Assets/ExternalDependencyManager/Editor/external-dependency-manager_version-1.2.177_manifest.txt b/Assets/ExternalDependencyManager/Editor/external-dependency-manager_version-1.2.177_manifest.txt
deleted file mode 100644
index 5aac0e8..0000000
--- a/Assets/ExternalDependencyManager/Editor/external-dependency-manager_version-1.2.177_manifest.txt
+++ /dev/null
@@ -1,13 +0,0 @@
-Assets/ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll
-Assets/ExternalDependencyManager/Editor/1.2.177/Google.IOSResolver.dll.mdb
-Assets/ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll
-Assets/ExternalDependencyManager/Editor/1.2.177/Google.JarResolver.dll.mdb
-Assets/ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll
-Assets/ExternalDependencyManager/Editor/1.2.177/Google.PackageManagerResolver.dll.mdb
-Assets/ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll
-Assets/ExternalDependencyManager/Editor/1.2.177/Google.VersionHandlerImpl.dll.mdb
-Assets/ExternalDependencyManager/Editor/CHANGELOG.md
-Assets/ExternalDependencyManager/Editor/Google.VersionHandler.dll
-Assets/ExternalDependencyManager/Editor/Google.VersionHandler.dll.mdb
-Assets/ExternalDependencyManager/Editor/LICENSE
-Assets/ExternalDependencyManager/Editor/README.md
diff --git a/Assets/ExternalDependencyManager/Editor/external-dependency-manager_version-1.2.177_manifest.txt.meta b/Assets/ExternalDependencyManager/Editor/external-dependency-manager_version-1.2.177_manifest.txt.meta
deleted file mode 100644
index 2adb22e..0000000
--- a/Assets/ExternalDependencyManager/Editor/external-dependency-manager_version-1.2.177_manifest.txt.meta
+++ /dev/null
@@ -1,15 +0,0 @@
-fileFormatVersion: 2
-guid: 2764c5ea3b354f3cb7ca80028fd08da2
-labels:
-- gvh
-- gvh_manifest
-- gvh_version-1.2.177
-- gvhp_exportpath-ExternalDependencyManager/Editor/external-dependency-manager_version-1.2.177_manifest.txt
-- gvhp_manifestname-0External Dependency Manager
-- gvhp_manifestname-play-services-resolver
-timeCreated: 1474401009
-licenseType: Pro
-TextScriptImporter:
-  userData:
-  assetBundleName:
-  assetBundleVariant:
diff --git a/Assets/package.json b/Assets/package.json
index 11fbfb5..969c721 100644
--- a/Assets/package.json
+++ b/Assets/package.json
@@ -2,7 +2,7 @@
   "name": "com.commercialization.topon",
   "displayName": "Commercialization.topon",
   "description": "基于topon的广告sdk封装，依赖基础商业化模块",
-  "version": "1.4.12",
+  "version": "1.4.13",
   "unity": "2021.1",
   "license": "MIT",
   "repository": {
diff --git a/README.md b/README.md
index 277069a..3fc9bf9 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@
 - 业务项目引用的也是 `Assets/package.json` 对应 tag。
 - 本地工程里的 `Packages/manifest.json` 只用于当前源码工程联调，不参与发布。
 - 当前发布版本：
-  - `com.commercialization.topon`：`1.4.10`
+  - `com.commercialization.topon`：`1.4.13`
   - `com.foldcc.cc-framework.commercialization`：`1.0.14`
 
 ### 2.3 发布前检查
@@ -91,9 +91,11 @@
 - `gromoreRes.androidlib`：额外 Android 资源载体
 - 多个 `*.DISABLED` 模板文件：当前不作为主流程依赖，保留给手工切换或历史兼容
 
-### 3.4 `Assets/ExternalDependencyManager`
+### 3.4 EDM4U / External Dependency Manager
 
-EDM4U 依赖解析器，负责消费 `Dependencies.xml` 并拉取 Android/iOS 依赖。
+本包不再内嵌 `Assets/ExternalDependencyManager`。`Topon_Adapter` 和 `AnyThinkPlugin` 仍保留 `Dependencies.xml` 依赖声明，由宿主项目统一安装和管理 EDM4U / Google External Dependency Manager 版本。
+
+这样可以避免多个 UPM 包重复携带 Google Version Handler，在 Unity 启动和导入阶段反复写入 `ProjectSettings/GvhProjectSettings.xml`。
 
 ## 4. 运行时架构