diff --git a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/pom.xml b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/pom.xml
similarity index 81%
rename from labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/pom.xml
rename to labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/pom.xml
index f60a855e..7f2b15e2 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/pom.xml
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/pom.xml
@@ -16,6 +16,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <spring.boot.version>2.2.4.RELEASE</spring.boot.version>
         <spring.cloud.version>Hoxton.SR1</spring.cloud.version>
+        <spring.cloud.alibaba.version>2.2.0.RELEASE</spring.cloud.alibaba.version>
     </properties>
 
     <!--
@@ -38,6 +39,13 @@
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
+            <dependency>
+                <groupId>com.alibaba.cloud</groupId>
+                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
+                <version>${spring.cloud.alibaba.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 
@@ -48,9 +56,9 @@
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
 
-        <!-- 引入基于 Kafka 的 Spring Cloud Bus 的实现的依赖，并实现对其的自动配置 -->
+        <!-- 引入基于 RocketMQ 的 Spring Cloud Bus 的实现的依赖，并实现对其的自动配置 -->
         <dependency>
-            <groupId>org.springframework.cloud</groupId>
+            <groupId>com.alibaba.cloud</groupId>
             <artifactId>spring-cloud-starter-bus-rocketmq</artifactId>
         </dependency>
 
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/ListenerDemoApplication.java b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/ListenerDemoApplication.java
similarity index 87%
rename from labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/ListenerDemoApplication.java
rename to labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/ListenerDemoApplication.java
index f5022908..8b38c301 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/ListenerDemoApplication.java
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/ListenerDemoApplication.java
@@ -1,4 +1,4 @@
-package cn.iocoder.springcloud.labx19.listenerdemo;
+package cn.iocoder.springcloudalibaba.labx20.listenerdemo;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/event/UserRegisterEvent.java b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/event/UserRegisterEvent.java
similarity index 89%
rename from labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/event/UserRegisterEvent.java
rename to labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/event/UserRegisterEvent.java
index 4057d1a1..34c4566b 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/event/UserRegisterEvent.java
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/event/UserRegisterEvent.java
@@ -1,4 +1,4 @@
-package cn.iocoder.springcloud.labx19.publisherdemo.event;
+package cn.iocoder.springcloudalibaba.labx20.listenerdemo.event;
 
 import org.springframework.cloud.bus.event.RemoteApplicationEvent;
 
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/listener/UserRegisterListener.java b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/listener/UserRegisterListener.java
similarity index 78%
rename from labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/listener/UserRegisterListener.java
rename to labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/listener/UserRegisterListener.java
index 318e0eac..1b6ae694 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/listener/UserRegisterListener.java
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/listenerdemo/listener/UserRegisterListener.java
@@ -1,6 +1,6 @@
-package cn.iocoder.springcloud.labx19.listenerdemo.listener;
+package cn.iocoder.springcloudalibaba.labx20.listenerdemo.listener;
 
-import cn.iocoder.springcloud.labx19.listenerdemo.event.UserRegisterEvent;
+import cn.iocoder.springcloudalibaba.labx20.listenerdemo.event.UserRegisterEvent;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.context.ApplicationListener;
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/resources/application.yml b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/resources/application.yml
similarity index 68%
rename from labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/resources/application.yml
rename to labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/resources/application.yml
index ace03a51..dfc57213 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/resources/application.yml
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-listener-actuator/src/main/resources/application.yml
@@ -2,13 +2,13 @@ spring:
   application:
     name: listener-demo
 
-  # Kafka 配置项，对应 KafkaProperties 配置类
-  rocketmq:
-    bootstrap-servers: 127.0.0.1:9092 # 指定 Kafka Broker 地址，可以设置多个，以逗号分隔
-
 server:
   port: 18080 # 随机端口，方便启动多个消费者
 
+# rocketmq 配置项，对应 RocketMQProperties 配置类
+rocketmq:
+  name-server: 127.0.0.1:9876 # RocketMQ Namesrv
+
 management:
   endpoints:
     # Actuator HTTP 配置项，对应 WebEndpointProperties 配置类
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/pom.xml b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/pom.xml
similarity index 81%
rename from labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/pom.xml
rename to labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/pom.xml
index 1ec5943c..1d0b7b30 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/pom.xml
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/pom.xml
@@ -16,6 +16,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <spring.boot.version>2.2.4.RELEASE</spring.boot.version>
         <spring.cloud.version>Hoxton.SR1</spring.cloud.version>
+        <spring.cloud.alibaba.version>2.2.0.RELEASE</spring.cloud.alibaba.version>
     </properties>
 
     <!--
@@ -38,6 +39,13 @@
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>
+            <dependency>
+                <groupId>com.alibaba.cloud</groupId>
+                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
+                <version>${spring.cloud.alibaba.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
         </dependencies>
     </dependencyManagement>
 
@@ -48,9 +56,9 @@
             <artifactId>spring-boot-starter-web</artifactId>
         </dependency>
 
-        <!-- 引入基于 Kafka 的 Spring Cloud Bus 的实现的依赖，并实现对其的自动配置 -->
+        <!-- 引入基于 RocketMQ 的 Spring Cloud Bus 的实现的依赖，并实现对其的自动配置 -->
         <dependency>
-            <groupId>org.springframework.cloud</groupId>
+            <groupId>com.alibaba.cloud</groupId>
             <artifactId>spring-cloud-starter-bus-rocketmq</artifactId>
         </dependency>
 
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/PublisherDemoApplication.java b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/PublisherDemoApplication.java
similarity index 84%
rename from labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/PublisherDemoApplication.java
rename to labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/PublisherDemoApplication.java
index eb78d9f1..425782e9 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/PublisherDemoApplication.java
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/PublisherDemoApplication.java
@@ -1,4 +1,4 @@
-package cn.iocoder.springcloud.labx19.publisherdemo;
+package cn.iocoder.springcloudalibaba.labx20.publisherdemo;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/controller/DemoController.java b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/controller/DemoController.java
similarity index 87%
rename from labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/controller/DemoController.java
rename to labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/controller/DemoController.java
index ddcb938f..47f9e03a 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/java/cn/iocoder/springcloud/labx19/publisherdemo/controller/DemoController.java
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/controller/DemoController.java
@@ -1,6 +1,6 @@
-package cn.iocoder.springcloud.labx19.publisherdemo.controller;
+package cn.iocoder.springcloudalibaba.labx20.publisherdemo.controller;
 
-import cn.iocoder.springcloud.labx19.publisherdemo.event.UserRegisterEvent;
+import cn.iocoder.springcloudalibaba.labx20.publisherdemo.event.UserRegisterEvent;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/event/UserRegisterEvent.java b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/event/UserRegisterEvent.java
similarity index 89%
rename from labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/event/UserRegisterEvent.java
rename to labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/event/UserRegisterEvent.java
index 0967036f..df4800c7 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-listener-actuator/src/main/java/cn/iocoder/springcloud/labx19/listenerdemo/event/UserRegisterEvent.java
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/java/cn/iocoder/springcloudalibaba/labx20/publisherdemo/event/UserRegisterEvent.java
@@ -1,4 +1,4 @@
-package cn.iocoder.springcloud.labx19.listenerdemo.event;
+package cn.iocoder.springcloudalibaba.labx20.publisherdemo.event;
 
 import org.springframework.cloud.bus.event.RemoteApplicationEvent;
 
diff --git a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/resources/application.yml b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/resources/application.yml
similarity index 64%
rename from labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/resources/application.yml
rename to labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/resources/application.yml
index 4c63cb4a..5c54e90e 100644
--- a/labx-20/labx-19-sc-bus-kafka-demo-publisher-actuator/src/main/resources/application.yml
+++ b/labx-20/labx-20-sca-bus-rocketmq-demo-publisher-actuator/src/main/resources/application.yml
@@ -1,10 +1,13 @@
+server:
+  port: 8081
+
 spring:
   application:
     name: publisher-demo
 
-  # Kafka 配置项，对应 KafkaProperties 配置类
-  rocketmq:
-    bootstrap-servers: 127.0.0.1:9092 # 指定 Kafka Broker 地址，可以设置多个，以逗号分隔
+# rocketmq 配置项，对应 RocketMQProperties 配置类
+rocketmq:
+  name-server: 127.0.0.1:9876 # RocketMQ Namesrv
 
 management:
   endpoints:
diff --git a/labx-20/pom.xml b/labx-20/pom.xml
index 73b3ac3b..f4d79dad 100644
--- a/labx-20/pom.xml
+++ b/labx-20/pom.xml
@@ -14,6 +14,9 @@
     <modules>
         <module>labx-20-sca-bus-rocketmq-demo-publisher</module>
         <module>labx-20-sca-bus-rocketmq-demo-listener</module>
+
+        <module>labx-20-sca-bus-rocketmq-demo-publisher-actuator</module>
+        <module>labx-20-sca-bus-rocketmq-demo-listener-actuator</module>
     </modules>
 
 </project>