diff --git a/iot-machine-state-event-generator-job/src/main/java/com/qniao/iot/machine/event/generator/job/IotMachineEventGeneratorJob.java b/iot-machine-state-event-generator-job/src/main/java/com/qniao/iot/machine/event/generator/job/IotMachineEventGeneratorJob.java
index 24bcc64..fbf901b 100644
--- a/iot-machine-state-event-generator-job/src/main/java/com/qniao/iot/machine/event/generator/job/IotMachineEventGeneratorJob.java
+++ b/iot-machine-state-event-generator-job/src/main/java/com/qniao/iot/machine/event/generator/job/IotMachineEventGeneratorJob.java
@@ -44,6 +44,8 @@ import org.elasticsearch.action.index.IndexRequest;
 import org.elasticsearch.client.Requests;
 import java.io.IOException;
 import java.sql.SQLException;
+import java.time.LocalDateTime;
+import java.time.ZoneOffset;
 import java.util.*;
 import java.util.stream.Collectors;
 
@@ -296,20 +298,28 @@ public class IotMachineEventGeneratorJob {
 
         if (oldState.getStatus() == 0 && (newState.getStatus() == 1 || newState.getStatus() == 2)) {
             // 设备开机
-            out.collect(new PowerOnMachineCommand(newState.getMachineId(),
-                    newState.getMachineIotMac(), event.getCurrJobCount()));
+            PowerOnMachineCommand powerOnMachineCommand = new PowerOnMachineCommand(newState.getMachineId(),
+                    newState.getMachineIotMac(), event.getCurrJobCount());
+            powerOnMachineCommand.setTimestamp(LocalDateTime.now().toInstant(ZoneOffset.of("+8")).toEpochMilli());
+            out.collect(powerOnMachineCommand);
         } else if ((oldState.getStatus() == 1 || oldState.getStatus() == 2) && newState.getStatus() == 0) {
             // 设备关机
-            out.collect(new PowerOffMachineCommand(newState.getMachineId(),
-                    newState.getMachineIotMac(), event.getCurrJobCount()));
+            PowerOffMachineCommand powerOffMachineCommand = new PowerOffMachineCommand(newState.getMachineId(),
+                    newState.getMachineIotMac(), event.getCurrJobCount());
+            powerOffMachineCommand.setTimestamp(LocalDateTime.now().toInstant(ZoneOffset.of("+8")).toEpochMilli());
+            out.collect(powerOffMachineCommand);
         } else if (oldState.getStatus() == 1 && newState.getStatus() == 2) {
             // 设备开始待机
-            out.collect(new StopMachineWorkingCommand(newState.getMachineId(),
-                    newState.getMachineIotMac(), event.getCurrJobCount()));
+            StopMachineWorkingCommand stopMachineWorkingCommand = new StopMachineWorkingCommand(newState.getMachineId(),
+                    newState.getMachineIotMac(), event.getCurrJobCount());
+            stopMachineWorkingCommand.setTimestamp(LocalDateTime.now().toInstant(ZoneOffset.of("+8")).toEpochMilli());
+            out.collect(stopMachineWorkingCommand);
         } else if (oldState.getStatus() == 2 && newState.getStatus() == 1) {
             // 设备开始工作
-            out.collect(new StartMachineWorkingCommand(newState.getMachineId(),
-                    newState.getMachineIotMac(), event.getCurrJobCount()));
+            StartMachineWorkingCommand startMachineWorkingCommand = new StartMachineWorkingCommand(newState.getMachineId(),
+                    newState.getMachineIotMac(), event.getCurrJobCount());
+            startMachineWorkingCommand.setTimestamp(LocalDateTime.now().toInstant(ZoneOffset.of("+8")).toEpochMilli());
+            out.collect(startMachineWorkingCommand);
         }
     }