diff --git a/common/transport/src/main/java/com/thing/transport/modules/controller/MqttBrokerConnectController.java b/common/transport/src/main/java/com/thing/transport/modules/controller/MqttBrokerConnectController.java
index 526fe8e..9fd83e5 100644
--- a/common/transport/src/main/java/com/thing/transport/modules/controller/MqttBrokerConnectController.java
+++ b/common/transport/src/main/java/com/thing/transport/modules/controller/MqttBrokerConnectController.java
@@ -1,29 +1,25 @@
 package com.thing.transport.modules.controller;
 
+import com.thing.common.core.annotation.LogOperation;
 import com.thing.common.core.constants.Constant;
+import com.thing.common.core.utils.DateTimeUtils;
 import com.thing.common.core.utils.excel.ExcelUtils;
+import com.thing.common.core.validator.AssertUtils;
 import com.thing.common.core.web.response.PageData;
 import com.thing.common.core.web.response.Result;
-import io.swagger.v3.oas.annotations.tags.Tag;
-import io.swagger.v3.oas.annotations.Operation;
-import io.swagger.v3.oas.annotations.Parameters;
-import io.swagger.v3.oas.annotations.Parameter;
-import com.thing.common.core.annotation.LogOperation;
-
-import com.thing.common.core.utils.DateTimeUtils;
-
-import com.thing.common.core.validator.AssertUtils;
 import com.thing.transport.api.TransportService;
 import com.thing.transport.modules.dto.MqttBrokerConnectDTO;
 import com.thing.transport.modules.excel.MqttBrokerConnectExcel;
 import com.thing.transport.modules.service.MqttBrokerConnectService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.Parameters;
+import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletResponse;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
-
-import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
diff --git a/common/transport/src/main/java/com/thing/transport/modules/controller/MqttBrokerMsgController.java b/common/transport/src/main/java/com/thing/transport/modules/controller/MqttBrokerMsgController.java
index 7b6d6fd..6f48945 100644
--- a/common/transport/src/main/java/com/thing/transport/modules/controller/MqttBrokerMsgController.java
+++ b/common/transport/src/main/java/com/thing/transport/modules/controller/MqttBrokerMsgController.java
@@ -1,6 +1,5 @@
 package com.thing.transport.modules.controller;
 
-import cn.hutool.core.date.DateUtil;
 import com.thing.common.core.annotation.LogOperation;
 import com.thing.common.core.constants.Constant;
 import com.thing.common.core.utils.DateTimeUtils;
@@ -8,20 +7,17 @@ import com.thing.common.core.utils.excel.ExcelUtils;
 import com.thing.common.core.validator.AssertUtils;
 import com.thing.common.core.web.response.PageData;
 import com.thing.common.core.web.response.Result;
-import io.swagger.v3.oas.annotations.tags.Tag;
-import io.swagger.v3.oas.annotations.Operation;
-import io.swagger.v3.oas.annotations.Parameters;
-import io.swagger.v3.oas.annotations.Parameter;
-
 import com.thing.transport.modules.dto.MqttBrokerMsgDTO;
 import com.thing.transport.modules.excel.MqttBrokerMsgExcel;
 import com.thing.transport.modules.service.MqttBrokerMsgService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.Parameters;
+import io.swagger.v3.oas.annotations.tags.Tag;
 import jakarta.servlet.http.HttpServletResponse;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
-
-
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
diff --git a/common/transport/src/main/java/com/thing/transport/modules/dto/MqttBrokerMsgDTO.java b/common/transport/src/main/java/com/thing/transport/modules/dto/MqttBrokerMsgDTO.java
index 830c6db..02166e4 100644
--- a/common/transport/src/main/java/com/thing/transport/modules/dto/MqttBrokerMsgDTO.java
+++ b/common/transport/src/main/java/com/thing/transport/modules/dto/MqttBrokerMsgDTO.java
@@ -1,10 +1,6 @@
 package com.thing.transport.modules.dto;
 
-import com.fasterxml.jackson.annotation.JsonFormat;
-import com.fasterxml.jackson.annotation.JsonProperty;
-import com.thing.common.core.utils.DateTimeUtils;
 import io.swagger.v3.oas.annotations.media.Schema;
-
 import lombok.Data;
 
 import java.io.Serializable;