diff --git a/modules/thing/src/main/java/com/thing/extend/dto/TransportExtendCalculationDTO.java b/modules/thing/src/main/java/com/thing/extend/dto/TransportExtendCalculationDTO.java
index 3e124cb..63dfada 100644
--- a/modules/thing/src/main/java/com/thing/extend/dto/TransportExtendCalculationDTO.java
+++ b/modules/thing/src/main/java/com/thing/extend/dto/TransportExtendCalculationDTO.java
@@ -58,20 +58,18 @@ public class TransportExtendCalculationDTO implements Serializable {
     @Schema(description = "更新时间")
     @JsonProperty(access = JsonProperty.Access.READ_ONLY)
     @JsonFormat(pattern = DateTimeUtils.DATE_TIME_PATTERN_STR)
-    private Date lastDate;
+    private Long lastDate;
     @Schema(description = "创建者")
     @JsonProperty(access = JsonProperty.Access.READ_ONLY)
     private Long creator;
     @Schema(description = "创建时间")
-    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
-    @JsonFormat(pattern = DateTimeUtils.DATE_TIME_PATTERN_STR)
-    private Date createDate;
+
+    private Long createDate;
     @Schema(description = "更新者")
     @JsonProperty(access = JsonProperty.Access.READ_ONLY)
     private Long updater;
     @Schema(description = "更新时间")
-    @JsonProperty(access = JsonProperty.Access.READ_ONLY)
-    @JsonFormat(pattern = DateTimeUtils.DATE_TIME_PATTERN_STR)
-    private Date updateDate;
+
+    private Long updateDate;
 
 }
\ No newline at end of file
diff --git a/modules/thing/src/main/java/com/thing/extend/service/impl/TransportExtendCalculationServiceImpl.java b/modules/thing/src/main/java/com/thing/extend/service/impl/TransportExtendCalculationServiceImpl.java
index aab0318..d349dd8 100644
--- a/modules/thing/src/main/java/com/thing/extend/service/impl/TransportExtendCalculationServiceImpl.java
+++ b/modules/thing/src/main/java/com/thing/extend/service/impl/TransportExtendCalculationServiceImpl.java
@@ -89,7 +89,7 @@ public class TransportExtendCalculationServiceImpl extends BaseServiceImpl<Trans
                                 item.setInputMsg(msg.getInputMsg());
                                 item.setOutputMsg(msg.getOutputMsg());
                                 item.setErrorMsg(msg.getErrorMsg());
-                                item.setLastDate(new Date(msg.getCreateDate()));
+                                item.setLastDate(msg.getCreateDate());
                             }
                         })
                 .sorted(