diff --git a/app/build.gradle b/app/build.gradle
index 8350a40..862232e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,25 +1,10 @@
-plugins {
-    id 'com.android.application'
-    id 'kotlin-android'
-    id 'kotlin-android-extensions'
-    id 'kotlin-kapt'
-}
-
 apply from: "${rootProject.rootDir}/buildCommon/commonLibConfig.gradle"
+project.ext.setAppDefaultConfig project
 project.ext.setArouterConfig project
 
 android {
-    compileSdkVersion rootProject.ext.versions.compileSdkVersion
-    buildToolsVersion rootProject.ext.versions.buildToolsVersion
-
     defaultConfig {
         applicationId "com.common.commonlibtest"
-        minSdkVersion rootProject.ext.versions.minSdkVersion
-        targetSdkVersion rootProject.ext.versions.targetSdkVersion
-        versionCode rootProject.ext.versions.versionCode
-        versionName rootProject.ext.versions.versionName
-
-        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
 
     signingConfigs {
@@ -43,13 +28,8 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
-    compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
-    }
 
     buildFeatures {
-        dataBinding true
         viewBinding true
     }
 }
diff --git a/buildCommon/commonLibConfig.gradle b/buildCommon/commonLibConfig.gradle
index 61743b7..f3d3808 100644
--- a/buildCommon/commonLibConfig.gradle
+++ b/buildCommon/commonLibConfig.gradle
@@ -103,7 +103,7 @@ project.ext {
     }
 
     /**
-     * android library default config
+     * android library config
      */
     setLibDefaultConfig = {
         extension ->
@@ -117,6 +117,21 @@ project.ext {
             setDependencies extension.dependencies
     }
 
+    /**
+     * android application config
+     */
+    setAppDefaultConfig = {
+        extension ->
+            extension.apply plugin: 'com.android.application'
+            extension.apply plugin: 'kotlin-android'
+            extension.apply plugin: 'kotlin-parcelize'
+            extension.apply plugin: 'kotlin-kapt'
+            extension.description "lib"
+
+            setAndroidConfig extension.android
+            setDependencies extension.dependencies
+    }
+
     /**
      * android library common config
      */
diff --git a/commonbt/build.gradle b/commonbt/build.gradle
index 5fe86e0..b2aa365 100644
--- a/commonbt/build.gradle
+++ b/commonbt/build.gradle
@@ -21,4 +21,6 @@ dependencies {
 
     // 添加kotlin依赖
     implementation rootProject.ext.dependencies.kotlin
+    // 添加rxAndroid依赖
+    implementation rootProject.ext.dependencies.rxandroid
 }
\ No newline at end of file
diff --git a/commonbt/src/main/java/com/common/bluetooth/BtManager.kt b/commonbt/src/main/java/com/common/bluetooth/BtManager.kt
index 11af4b9..af1e96e 100644
--- a/commonbt/src/main/java/com/common/bluetooth/BtManager.kt
+++ b/commonbt/src/main/java/com/common/bluetooth/BtManager.kt
@@ -25,10 +25,9 @@ import com.common.bluetooth.service.BLEClientService.BLEClientBinder
 import com.common.bluetooth.service.BLEReceiveService
 import com.common.bluetooth.service.BLEReceiveService.ReceiverBinder
 import com.common.bluetooth.service.BluetoothLeClient
-import io.reactivex.Observer
-import io.reactivex.android.schedulers.AndroidSchedulers
-import io.reactivex.disposables.Disposable
-import java.nio.charset.Charset
+import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
+import io.reactivex.rxjava3.core.Observer
+import io.reactivex.rxjava3.disposables.Disposable
 import java.util.concurrent.atomic.AtomicBoolean
 
 /**