diff --git a/android-sdk/build.gradle b/android-sdk/build.gradle
index 6d4b947..4250807 100644
--- a/android-sdk/build.gradle
+++ b/android-sdk/build.gradle
@@ -2,6 +2,9 @@ apply plugin: 'com.android.library'
 
 buildscript {
     repositories {
+        maven {
+            url "https://maven.aliyun.com/nexus/content/repositories/releases"
+        }
         jcenter()
         google()
     }
@@ -13,11 +16,18 @@ buildscript {
 }
 allprojects {
     repositories {
-        google() // and here
+        maven {
+            url "https://maven.aliyun.com/nexus/content/repositories/releases/"
+        }
+        maven {
+            url "https://maven.aliyun.com/nexus/content/repositories/snapshots"
+        }
+        google()
         jcenter()
     }
 }
 android {
+    namespace = "net.irext.webapi"
     signingConfigs {
         irext_key {
             keyAlias 'irext-android'
@@ -26,13 +36,13 @@ android {
             storePassword 'irext-android'
         }
     }
-    compileSdkVersion 35
+    compileSdkVersion 34
     buildToolsVersion "25.0.0"
     defaultConfig {
-        minSdkVersion 19
-        targetSdkVersion 35
+        minSdkVersion 33
+        targetSdkVersion 34
         versionCode 5
-        versionName '0.2.2'
+        versionName '1.5.0'
         signingConfig signingConfigs.irext_key
     }
     buildTypes {
@@ -40,7 +50,7 @@ android {
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
             signingConfig signingConfigs.irext_key
-            versionNameSuffix '0.2.4'
+            versionNameSuffix '1.5.0'
         }
         debug {
             debuggable true
diff --git a/android-sdk/gradle/wrapper/gradle-wrapper.properties b/android-sdk/gradle/wrapper/gradle-wrapper.properties
index 5b3fb83..f0682a9 100644
--- a/android-sdk/gradle/wrapper/gradle-wrapper.properties
+++ b/android-sdk/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Apr 15 19:56:17 CST 2020
+#Mon Sep 22 11:10:35 CST 2025
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.4-all.zip
diff --git a/web-sdk/lib/gson-2.8.0.jar b/web-sdk/lib/gson-2.8.0.jar
deleted file mode 100644
index 1235f63..0000000
Binary files a/web-sdk/lib/gson-2.8.0.jar and /dev/null differ
diff --git a/web-sdk/lib/okhttp-3.7.0.jar b/web-sdk/lib/okhttp-3.7.0.jar
deleted file mode 100644
index 853c553..0000000
Binary files a/web-sdk/lib/okhttp-3.7.0.jar and /dev/null differ
diff --git a/web-sdk/lib/okio-1.12.0.jar b/web-sdk/lib/okio-1.12.0.jar
deleted file mode 100644
index 0ac0d70..0000000
Binary files a/web-sdk/lib/okio-1.12.0.jar and /dev/null differ
diff --git a/web-sdk/pom.xml b/web-sdk/pom.xml
new file mode 100644
index 0000000..b6ad8b0
--- /dev/null
+++ b/web-sdk/pom.xml
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>net.irext.webapi</groupId>
+    <artifactId>irext-webapi</artifactId>
+    <version>1.5.0</version>
+    <packaging>jar</packaging>
+
+    <name>irext-remote-index</name>
+    <description>Indexing API for IRext remote controller</description>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <java.version>1.8</java.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>com.squareup.okhttp</groupId>
+            <artifactId>okhttp</artifactId>
+            <version>2.7.5</version>
+        </dependency>
+        <dependency>
+            <groupId>com.squareup.okio</groupId>
+            <artifactId>okio</artifactId>
+            <version>3.4.0</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.code.gson</groupId>
+            <artifactId>gson</artifactId>
+            <version>2.8.9</version>
+        </dependency>
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+                <version>3.6.3</version> <executions>
+                <execution>
+                    <id>attach-javadocs</id>
+                    <goals>
+                        <goal>jar</goal>
+                    </goals>
+                </execution>
+            </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+                <version>3.3.1</version>
+                <executions>
+                    <execution>
+                        <id>attach-sources</id>
+                        <goals>
+                            <goal>jar-no-fork</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-gpg-plugin</artifactId>
+                <version>3.2.4</version>
+                <executions>
+                    <execution>
+                        <id>sign-artifacts</id>
+                        <goals>
+                            <goal>sign</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/web-sdk/target/irext-webapi-1.5.0.jar b/web-sdk/target/irext-webapi-1.5.0.jar
new file mode 100644
index 0000000..658a85a
Binary files /dev/null and b/web-sdk/target/irext-webapi-1.5.0.jar differ
diff --git a/web-sdk/target/irext-webapi-1.5.0.pom b/web-sdk/target/irext-webapi-1.5.0.pom
new file mode 100644
index 0000000..b6ad8b0
--- /dev/null
+++ b/web-sdk/target/irext-webapi-1.5.0.pom
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>net.irext.webapi</groupId>
+    <artifactId>irext-webapi</artifactId>
+    <version>1.5.0</version>
+    <packaging>jar</packaging>
+
+    <name>irext-remote-index</name>
+    <description>Indexing API for IRext remote controller</description>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <java.version>1.8</java.version>
+    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>com.squareup.okhttp</groupId>
+            <artifactId>okhttp</artifactId>
+            <version>2.7.5</version>
+        </dependency>
+        <dependency>
+            <groupId>com.squareup.okio</groupId>
+            <artifactId>okio</artifactId>
+            <version>3.4.0</version>
+        </dependency>
+        <dependency>
+            <groupId>com.google.code.gson</groupId>
+            <artifactId>gson</artifactId>
+            <version>2.8.9</version>
+        </dependency>
+    </dependencies>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+                <version>3.6.3</version> <executions>
+                <execution>
+                    <id>attach-javadocs</id>
+                    <goals>
+                        <goal>jar</goal>
+                    </goals>
+                </execution>
+            </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+                <version>3.3.1</version>
+                <executions>
+                    <execution>
+                        <id>attach-sources</id>
+                        <goals>
+                            <goal>jar-no-fork</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-gpg-plugin</artifactId>
+                <version>3.2.4</version>
+                <executions>
+                    <execution>
+                        <id>sign-artifacts</id>
+                        <goals>
+                            <goal>sign</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/web-sdk/target/javadoc-bundle-options/javadoc-options-javadoc-resources.xml b/web-sdk/target/javadoc-bundle-options/javadoc-options-javadoc-resources.xml
new file mode 100644
index 0000000..8b89c97
--- /dev/null
+++ b/web-sdk/target/javadoc-bundle-options/javadoc-options-javadoc-resources.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<javadocOptions>
+  <docletArtifacts>
+    <docletArtifact />
+  </docletArtifacts>
+  <tagletArtifacts>
+    <tagletArtifact />
+  </tagletArtifacts>
+  <javadocResourcesDirectory>src/main/javadoc</javadocResourcesDirectory>
+</javadocOptions>
diff --git a/web-sdk/target/maven-archiver/pom.properties b/web-sdk/target/maven-archiver/pom.properties
new file mode 100644
index 0000000..986a05e
--- /dev/null
+++ b/web-sdk/target/maven-archiver/pom.properties
@@ -0,0 +1,3 @@
+artifactId=irext-webapi
+groupId=net.irext.webapi
+version=1.5.0