diff --git a/assets/binary/aria2c.zip b/assets/binary/aria2c.zip
new file mode 100644
index 0000000..f7ab6e9
Binary files /dev/null and b/assets/binary/aria2c.zip differ
diff --git a/lib/common/conf/binary_conf.dart b/lib/common/conf/binary_conf.dart
new file mode 100644
index 0000000..56c7fd3
--- /dev/null
+++ b/lib/common/conf/binary_conf.dart
@@ -0,0 +1,45 @@
+import 'dart:io';
+
+import 'package:archive/archive.dart';
+import 'package:flutter/services.dart';
+import 'package:starcitizen_doctor/common/conf/app_conf.dart';
+import 'package:starcitizen_doctor/common/utils/base_utils.dart';
+
+class BinaryModuleConf {
+  static const _modules = {
+    "aria2c": "0",
+  };
+
+  static Future extractModel() async {
+    final workingDir = "${AppConf.applicationSupportDir}\\modules";
+    for (var m in _modules.entries) {
+      final name = m.key;
+      final version = m.value;
+      final dir = "$workingDir\\$name";
+      final versionFile = File("$dir\\version");
+      if (await versionFile.exists() &&
+          (await versionFile.readAsString()).trim() == version) {
+        dPrint(
+            "BinaryModuleConf.extractModule  skip $name version == $version");
+        continue;
+      }
+      // write model file
+      final zipBuffer = await rootBundle.load("assets/binary/$name.zip");
+      final decoder = ZipDecoder().decodeBytes(zipBuffer.buffer.asUint8List());
+      for (var value in decoder.files) {
+        final filename = value.name;
+        if (value.isFile) {
+          final data = value.content as List<int>;
+          final file = File('$dir\\$filename');
+          await file.create(recursive: true);
+          await file.writeAsBytes(data);
+        } else {
+          await Directory('$dir\\$filename').create(recursive: true);
+        }
+      }
+      // write version file
+      await versionFile.writeAsString(version);
+      dPrint("BinaryModuleConf.extractModule $name $dir");
+    }
+  }
+}
diff --git a/lib/ui/splash_ui_model.dart b/lib/ui/splash_ui_model.dart
index cf010c6..a3869be 100644
--- a/lib/ui/splash_ui_model.dart
+++ b/lib/ui/splash_ui_model.dart
@@ -1,5 +1,6 @@
 import 'package:starcitizen_doctor/api/analytics.dart';
 import 'package:starcitizen_doctor/base/ui_model.dart';
+import 'package:starcitizen_doctor/common/conf/binary_conf.dart';
 import 'package:starcitizen_doctor/common/conf/url_conf.dart';
 import 'package:starcitizen_doctor/ui/index_ui.dart';
 import 'package:starcitizen_doctor/ui/index_ui_model.dart';
@@ -27,6 +28,7 @@ class SplashUIModel extends BaseUIModel {
     await AppConf.checkUpdate();
     step = 2;
     notifyListeners();
+    await handleError(() => BinaryModuleConf.extractModel());
     Future.delayed(const Duration(milliseconds: 300));
     Navigator.pushAndRemoveUntil(
         context!,
diff --git a/pubspec.yaml b/pubspec.yaml
index 6f2b132..a93b01d 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -102,6 +102,7 @@ flutter:
   uses-material-design: true
   assets:
     - assets/
+    - assets/binary/
     - assets/countdown/
 
   # To add assets to your application, add an assets section, like this: