diff --git a/Assets/YooAsset/Runtime/ResourcePackage.cs b/Assets/YooAsset/Runtime/PackageSystem/ResourcePackage.cs
similarity index 100%
rename from Assets/YooAsset/Runtime/ResourcePackage.cs
rename to Assets/YooAsset/Runtime/PackageSystem/ResourcePackage.cs
diff --git a/Assets/YooAsset/Runtime/ResourcePackage.cs.meta b/Assets/YooAsset/Runtime/PackageSystem/ResourcePackage.cs.meta
similarity index 100%
rename from Assets/YooAsset/Runtime/ResourcePackage.cs.meta
rename to Assets/YooAsset/Runtime/PackageSystem/ResourcePackage.cs.meta
diff --git a/Assets/YooAsset/Runtime/YooAssets.cs b/Assets/YooAsset/Runtime/YooAssets.cs
index 07e8ef2..22bd985 100644
--- a/Assets/YooAsset/Runtime/YooAssets.cs
+++ b/Assets/YooAsset/Runtime/YooAssets.cs
@@ -251,10 +251,11 @@ namespace YooAsset
 		}
 
 		/// <summary>
-		/// 清空沙盒目录
+		/// 清空沙盒目录（需要重启APP）
 		/// </summary>
 		public static void ClearSandbox()
 		{
+			YooLogger.Warning("Clear sandbox folder files, Finally, restart the application !");
 			PersistentHelper.DeleteSandbox();
 		}
 		#endregion