diff --git a/example/app/libs/fat-aar-final.aar b/example/app/libs/fat-aar-final.aar
index 3e14a323..b23a3154 100644
Binary files a/example/app/libs/fat-aar-final.aar and b/example/app/libs/fat-aar-final.aar differ
diff --git a/example/build.gradle b/example/build.gradle
index 51c4cac8..c739906b 100644
--- a/example/build.gradle
+++ b/example/build.gradle
@@ -6,8 +6,8 @@ buildscript {
         maven { url "https://plugins.gradle.org/m2/" }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
-        classpath 'com.kezong:fat-aar:1.2.20'
+        classpath 'com.android.tools.build:gradle:4.1.1'
+        classpath 'com.kezong:fat-aar:1.3.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:1.3.72"
     }
 }
diff --git a/example/lib-main/build.gradle b/example/lib-main/build.gradle
index a550fc4e..ae898f62 100644
--- a/example/lib-main/build.gradle
+++ b/example/lib-main/build.gradle
@@ -21,7 +21,7 @@ android {
 
     buildTypes {
         release {
-            minifyEnabled false
+            minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
@@ -64,18 +64,9 @@ afterEvaluate {
 
 fataar {
     /**
-     * Plan A: using bytecode patching to process the merging problem of R files
-     * Plan B: generate sub module's R class to process the merging problem of R files
-     * if transformR is true, use Plan A, else use Plan B.
-     * In the future, Plan B maybe deprecated
-     * Default value is true
-     * @since 1.3.0
-     */
-    transformR = true
-
-    /**
-     * If transitive is true, local jar module and remote library's dependencies will be embed. (local aar module does not support)
+     * If transitive is true, local jar module and remote library's dependencies will be embed.
      * If transitive is false, just embed first level dependency
+     * Local aar project does not support transitive, always embed first level
      * Default value is false
      * @since 1.3.0
      */
@@ -85,21 +76,26 @@ fataar {
 dependencies {
     implementation fileTree(dir: 'libs', include: '*.jar')
     // java dependency
-    embed project(path: ':lib-java')
+    embed project(':lib-java')
     // aar dependency
-    embed project(path: ':lib-aar')
+    embed project(':lib-aar')
     // aar dependency
-    embed project(path: ':lib-aar2')
+    embed project(':lib-aar2')
     // local full aar dependency, just build in flavor1
-    embed project(path: ':lib-aar-local')
+    flavor1Embed project(':lib-aar-local')
     // local full aar dependency, just build in debug
     debugEmbed (name:'lib-aar-local2', ext:'aar')
-    // remote jar dependency
+    // remote dependency
     embed 'com.google.guava:guava:20.0'
     // remote aar dependency
-    embed 'com.facebook.fresco:fresco:1.11.0'
+    embed ('com.facebook.fresco:fresco:1.11.0') {
+        // exclude any group or module
+        // exclude(group:'com.facebook.soloader', module:'soloader')
+    }
     // remote aar dependency
     embed ('com.github.bumptech.glide:glide:4.11.0') {
+        // If transitive = false, it will not embed dependencies declared in pom.xml
+        // If fataar.transitive = false, There is no need to declare.
         transitive = false
     }
     // don't want to embed in
diff --git a/example/lib-main/proguard-rules.pro b/example/lib-main/proguard-rules.pro
index bb3eee58..d3e5bb2d 100644
--- a/example/lib-main/proguard-rules.pro
+++ b/example/lib-main/proguard-rules.pro
@@ -19,4 +19,8 @@
 # If you keep the line number information, uncomment this to
 # hide the original source file name.
 #-renamesourcefileattribute SourceFile
--keep class com.kezong.demo.lib.MainLibClass {*;}
\ No newline at end of file
+-keepparameternames
+-dontoptimize
+-dontshrink
+-dontobfuscate
+-dontpreverify