diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/Device.java b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/Device.java
index 74f86a2..138d247 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/Device.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/Device.java
@@ -1,9 +1,10 @@
 package com.genersoft.iot.vmp.gb28181.bean;
 
+import java.io.Serializable;
 import java.util.Map;
 
 
-public class Device {
+public class Device implements Serializable {
 
 	/**
 	 * 设备Id
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/DeviceAlarm.java b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/DeviceAlarm.java
index 8ba43c2..4cea837 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/DeviceAlarm.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/DeviceAlarm.java
@@ -1,6 +1,8 @@
 package com.genersoft.iot.vmp.gb28181.bean;
 
-public class DeviceAlarm {
+import java.io.Serializable;
+
+public class DeviceAlarm implements Serializable {
 
 	/**
 	 * 设备Id
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/DeviceChannel.java b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/DeviceChannel.java
index 1bccad8..6c1baae 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/DeviceChannel.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/DeviceChannel.java
@@ -1,6 +1,8 @@
 package com.genersoft.iot.vmp.gb28181.bean;
 
-public class DeviceChannel {
+import java.io.Serializable;
+
+public class DeviceChannel implements Serializable {
 
 	/**
 	 * 通道id
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/Host.java b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/Host.java
index 4afb634..d066493 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/Host.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/Host.java
@@ -1,6 +1,8 @@
 package com.genersoft.iot.vmp.gb28181.bean;
 
-public class Host {
+import java.io.Serializable;
+
+public class Host implements Serializable {
 	
 	private String ip;
 	private int port;
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordInfo.java b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordInfo.java
index 8a88c94..5c248c6 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordInfo.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordInfo.java
@@ -1,5 +1,6 @@
 package com.genersoft.iot.vmp.gb28181.bean;
 
+import java.io.Serializable;
 import java.util.List;
 
 /**    
@@ -7,7 +8,7 @@ import java.util.List;
  * @author: swwheihei
  * @date:   2020年5月8日 下午2:05:56     
  */
-public class RecordInfo {
+public class RecordInfo implements Serializable {
 
 	private String deviceId;
 	
diff --git a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordItem.java b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordItem.java
index fbcbf96..08d5c6d 100644
--- a/src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordItem.java
+++ b/src/main/java/com/genersoft/iot/vmp/gb28181/bean/RecordItem.java
@@ -1,11 +1,13 @@
 package com.genersoft.iot.vmp.gb28181.bean;
 
-/**    
+import java.io.Serializable;
+
+/**
  * @Description:设备录像bean 
  * @author: swwheihei
  * @date:   2020年5月8日 下午2:06:54     
  */
-public class RecordItem {
+public class RecordItem implements Serializable {
 
 	private String deviceId;