diff --git a/servo/src/main/java/com/galaxis/rcs/ptr/PtrMqttClient.java b/servo/src/main/java/com/galaxis/rcs/ptr/PtrMqttClient.java
index ed49e01..084def4 100644
--- a/servo/src/main/java/com/galaxis/rcs/ptr/PtrMqttClient.java
+++ b/servo/src/main/java/com/galaxis/rcs/ptr/PtrMqttClient.java
@@ -1,35 +1,35 @@
 package com.galaxis.rcs.ptr;
 
-import com.google.common.base.Splitter;
 import com.yvan.logisticsEnv.EnvPayload;
-import com.yvan.logisticsModel.LogisticsRuntime;
 import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
 import org.clever.core.BannerUtils;
-import org.clever.core.json.JsonWrapper;
 import org.eclipse.paho.mqttv5.client.*;
 import org.eclipse.paho.mqttv5.common.MqttException;
 import org.eclipse.paho.mqttv5.common.MqttMessage;
 import org.eclipse.paho.mqttv5.common.packet.MqttProperties;
 
+import java.net.InetAddress;
 import java.nio.charset.StandardCharsets;
+import java.util.concurrent.CountDownLatch;
 
 @Slf4j
 public class PtrMqttClient implements MqttCallback {
     public final AmrMessageHandler amrMessageHandler;
     public final EnvPayload.MqttConfig mqttConfig;
     private final MqttClient client;
+    private CountDownLatch connectLatch = new CountDownLatch(1);
 
     @SneakyThrows
     public PtrMqttClient(AmrMessageHandler handler, EnvPayload.MqttConfig mqttConfig, String clientId) {
         this.amrMessageHandler = handler;
         this.mqttConfig = mqttConfig;
 
-        String brokerUrl = mqttConfig.getBrokerUrl();
-        String username = mqttConfig.getUsername();
-        String password = mqttConfig.getPassword();
+        String brokerUrl = mqttConfig.getBrokerUrl(); // "tcp://10.10.203.239:1885"
+        String username = mqttConfig.getUsername(); // admin
+        String password = mqttConfig.getPassword(); // admin
 
-        client = new MqttClient(brokerUrl, clientId);
+        client = new MqttClient(brokerUrl, clientId); // String clientId = "LUOYIFAN-PC"
         MqttConnectionOptions options = new MqttConnectionOptions();
         options.setServerURIs(new String[]{brokerUrl});
         options.setAutomaticReconnect(true);
@@ -40,20 +40,29 @@ public class PtrMqttClient implements MqttCallback {
 
         client.setCallback(this);
 
+        BannerUtils.printConfig(log, "MQTT 开启监听", new String[]{
+            "brokerUrl: " + brokerUrl,
+            "userName: " + username,
+            "clientId: " + clientId,
+            "topic: /agv_robot/status"});
+
         client.connect(options);
+        connectLatch.await();
         client.subscribe("/agv_robot/status", 0);
     }
 
     @SneakyThrows
     public void publish(String topic, String payload) {
+        // 这个一发送就阻塞
         this.client.publish(topic, payload.getBytes(StandardCharsets.UTF_8), 0, false);
     }
 
     @SneakyThrows
     public static void main(String[] args) {
+        // 这个测试是好的
         String brokerUrl = "tcp://10.10.203.239:1885";
-        String clientId = "yvan-rcs-dev";
-        String topic = "test/topic";
+        String clientId = InetAddress.getLocalHost().getHostName(); // LUOYIFAN-PC
+        String topic = "/agv_robot/status";
         String content = "Hello from Java";
         String username = "admin";
         String password = "admin";
@@ -74,7 +83,7 @@ public class PtrMqttClient implements MqttCallback {
 
         System.out.println("Publishing message...");
         long start = System.currentTimeMillis();
-        client.publish(topic, content.getBytes(), qos, false);
+        client.publish(topic, content.getBytes(), qos, false);  // 这个发送是好的
         System.out.println("Published in " + (System.currentTimeMillis() - start) + " ms");
 
         client.disconnect();
@@ -113,7 +122,9 @@ public class PtrMqttClient implements MqttCallback {
 
     @Override
     public void connectComplete(boolean reconnect, String serverURI) {
-        BannerUtils.printConfig(log, "MQTT 开启监听", new String[]{serverURI + " topic: /agv_robot/status"});
+        // BannerUtils.printConfig(log, "MQTT 开启监听", new String[]{serverURI + " topic: /agv_robot/status"});
+        log.info("MQTT client connected to server: {}", serverURI);
+        connectLatch.countDown(); // 放行
     }
 
     @Override