diff --git a/dlna-core/build.gradle b/dlna-core/build.gradle
index 3007e0e..5b532e1 100644
--- a/dlna-core/build.gradle
+++ b/dlna-core/build.gradle
@@ -1,6 +1,7 @@
 plugins {
     id 'com.android.library'
     id 'kotlin-android'
+    id 'maven-publish'
 }
 
 android {
@@ -40,4 +41,5 @@ dependencies {
 }
 repositories {
     mavenCentral()
-}
\ No newline at end of file
+}
+apply from: './publish.gradle'
\ No newline at end of file
diff --git a/dlna-core/publish.gradle b/dlna-core/publish.gradle
new file mode 100644
index 0000000..de8e2f0
--- /dev/null
+++ b/dlna-core/publish.gradle
@@ -0,0 +1,25 @@
+// Because the components are created only during the afterEvaluate phase, you must
+// configure your publications using the afterEvaluate() lifecycle method.
+afterEvaluate {
+    publishing {
+        publications {
+            // Creates a Maven publication called "release".
+            release(MavenPublication) {
+                // Applies the component for the release build variant.
+                from components.release
+                // You can then customize attributes of the publication as shown below.
+                groupId = GROUP
+                artifactId = 'core'
+                version = VERSION_RELEASE
+            }
+            // Creates a Maven publication called “debug”.
+            debug(MavenPublication) {
+                // Applies the component for the debug build variant.
+                from components.debug
+                groupId = GROUP
+                artifactId = 'core'
+                version = VERSION_DEBUG
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/dlna-dmc/build.gradle b/dlna-dmc/build.gradle
index 13bcdeb..a57a838 100644
--- a/dlna-dmc/build.gradle
+++ b/dlna-dmc/build.gradle
@@ -1,6 +1,7 @@
 plugins {
     id 'com.android.library'
     id 'kotlin-android'
+    id 'maven-publish'
 }
 
 android {
@@ -33,4 +34,5 @@ dependencies {
 
     //noinspection GradleDependency
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-}
\ No newline at end of file
+}
+apply from: './publish.gradle'
\ No newline at end of file
diff --git a/dlna-dmc/publish.gradle b/dlna-dmc/publish.gradle
new file mode 100644
index 0000000..949a0cf
--- /dev/null
+++ b/dlna-dmc/publish.gradle
@@ -0,0 +1,25 @@
+// Because the components are created only during the afterEvaluate phase, you must
+// configure your publications using the afterEvaluate() lifecycle method.
+afterEvaluate {
+    publishing {
+        publications {
+            // Creates a Maven publication called "release".
+            release(MavenPublication) {
+                // Applies the component for the release build variant.
+                from components.release
+                // You can then customize attributes of the publication as shown below.
+                groupId = GROUP
+                artifactId = 'dmc'
+                version = VERSION_RELEASE
+            }
+            // Creates a Maven publication called “debug”.
+            debug(MavenPublication) {
+                // Applies the component for the debug build variant.
+                from components.debug
+                groupId = GROUP
+                artifactId = 'dmc'
+                version = VERSION_DEBUG
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/dlna-dmr/build.gradle b/dlna-dmr/build.gradle
index fbeaef7..f62bbd5 100644
--- a/dlna-dmr/build.gradle
+++ b/dlna-dmr/build.gradle
@@ -1,6 +1,7 @@
 plugins {
     id 'com.android.library'
     id 'kotlin-android'
+    id 'maven-publish'
 }
 
 android {
@@ -31,4 +32,5 @@ dependencies {
 }
 repositories {
     mavenCentral()
-}
\ No newline at end of file
+}
+apply from: './publish.gradle'
\ No newline at end of file
diff --git a/dlna-dmr/publish.gradle b/dlna-dmr/publish.gradle
new file mode 100644
index 0000000..042f663
--- /dev/null
+++ b/dlna-dmr/publish.gradle
@@ -0,0 +1,25 @@
+// Because the components are created only during the afterEvaluate phase, you must
+// configure your publications using the afterEvaluate() lifecycle method.
+afterEvaluate {
+    publishing {
+        publications {
+            // Creates a Maven publication called "release".
+            release(MavenPublication) {
+                // Applies the component for the release build variant.
+                from components.release
+                // You can then customize attributes of the publication as shown below.
+                groupId = GROUP
+                artifactId = 'dmr'
+                version = VERSION_RELEASE
+            }
+            // Creates a Maven publication called “debug”.
+            debug(MavenPublication) {
+                // Applies the component for the debug build variant.
+                from components.debug
+                groupId = GROUP
+                artifactId = 'dmr'
+                version = VERSION_DEBUG
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/dlna-dms/build.gradle b/dlna-dms/build.gradle
index 10da960..76d063a 100644
--- a/dlna-dms/build.gradle
+++ b/dlna-dms/build.gradle
@@ -1,6 +1,7 @@
 plugins {
     id 'com.android.library'
     id 'kotlin-android'
+    id 'maven-publish'
 }
 
 android {
@@ -28,4 +29,5 @@ dependencies {
     api(project(':dlna-core'))
     //noinspection GradleDependency
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-}
\ No newline at end of file
+}
+apply from: './publish.gradle'
\ No newline at end of file
diff --git a/dlna-dms/publish.gradle b/dlna-dms/publish.gradle
new file mode 100644
index 0000000..19104ce
--- /dev/null
+++ b/dlna-dms/publish.gradle
@@ -0,0 +1,25 @@
+// Because the components are created only during the afterEvaluate phase, you must
+// configure your publications using the afterEvaluate() lifecycle method.
+afterEvaluate {
+    publishing {
+        publications {
+            // Creates a Maven publication called "release".
+            release(MavenPublication) {
+                // Applies the component for the release build variant.
+                from components.release
+                // You can then customize attributes of the publication as shown below.
+                groupId = GROUP
+                artifactId = 'dms'
+                version = VERSION_RELEASE
+            }
+            // Creates a Maven publication called “debug”.
+            debug(MavenPublication) {
+                // Applies the component for the debug build variant.
+                from components.debug
+                groupId = GROUP
+                artifactId = 'dms'
+                version = VERSION_DEBUG
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
index 914a132..c1ca641 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -13,5 +13,6 @@ org.gradle.jvmargs=-Xmx1536m
 # This option should only be used with decoupled projects. More details, visit
 # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
 # org.gradle.parallel=true
-#GROUP=com.liuwei.android.media
-#VERSION=5.5.4-SNAPSHOT
\ No newline at end of file
+GROUP=com.devin1014.dlna_cast
+VERSION_DEBUG=2.0.0-SNAPSHOT
+VERSION_RELEASE=2.0.0-SNAPSHOT
\ No newline at end of file