diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/task/MqttTask.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/task/MqttTask.java
new file mode 100644
index 00000000..7cbc5c01
--- /dev/null
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/device/task/MqttTask.java
@@ -0,0 +1,19 @@
+package com.bonus.canteen.core.device.task;
+
+import com.bonus.canteen.core.device.android.constant.DeviceMqMessage;
+import com.xxl.job.core.handler.annotation.XxlJob;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+import java.time.Instant;
+
+@Component
+public class MqttTask {
+   private static final Logger log = LoggerFactory.getLogger(MqttTask.class);
+
+   @XxlJob("timeCalibrationV4")
+   public void timeCalibrationV4() {
+      DeviceMqMessage.timeCalibrationV4(Instant.now().toEpochMilli());
+   }
+}