diff --git a/cs-device/cs-device-api/src/main/java/com/njcn/csdevice/pojo/vo/RecordVo.java b/cs-device/cs-device-api/src/main/java/com/njcn/csdevice/pojo/vo/RecordVo.java
index 1a38f23..bffa7dc 100644
--- a/cs-device/cs-device-api/src/main/java/com/njcn/csdevice/pojo/vo/RecordVo.java
+++ b/cs-device/cs-device-api/src/main/java/com/njcn/csdevice/pojo/vo/RecordVo.java
@@ -33,6 +33,9 @@ public class RecordVo {
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
     private LocalDateTime endTime;
 
+    @ApiModelProperty("持续时间")
+    private String lastTime;
+
     @ApiModelProperty("测试位置")
     private String location;
 
diff --git a/cs-harmonic/cs-harmonic-boot/src/main/java/com/njcn/csharmonic/service/impl/DataServiceImpl.java b/cs-harmonic/cs-harmonic-boot/src/main/java/com/njcn/csharmonic/service/impl/DataServiceImpl.java
index 4967409..7645b1e 100644
--- a/cs-harmonic/cs-harmonic-boot/src/main/java/com/njcn/csharmonic/service/impl/DataServiceImpl.java
+++ b/cs-harmonic/cs-harmonic-boot/src/main/java/com/njcn/csharmonic/service/impl/DataServiceImpl.java
@@ -39,6 +39,7 @@ import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 
 import java.text.DecimalFormat;
+import java.time.Duration;
 import java.util.*;
 import java.util.stream.Collectors;
 
@@ -114,7 +115,23 @@ public class DataServiceImpl implements IDataService {
         record.setItemStartTime(beginDay);
         record.setItemEndTime(endDay);
         record.setDataSource(param.getDataSource());
-        return wlRecordFeignClient.findDevBaseDataByLineId(record).getData();
+        List<RecordVo> list = wlRecordFeignClient.findDevBaseDataByLineId(record).getData();
+        if (CollUtil.isNotEmpty(list)) {
+            list.forEach(item->{
+                if (Objects.nonNull(item.getEndTime())) {
+                    Duration duration = Duration.between(item.getStartTime(), item.getEndTime());
+                    long totalMinutes = duration.toMinutes();
+                    long completeHours = totalMinutes / 60;
+                    long remainingMinutes = totalMinutes % 60;
+                    long millis = duration.getSeconds();
+                    if (completeHours == 0 && remainingMinutes == 0 && millis <= 60) {
+                        remainingMinutes = 1;
+                    }
+                    item.setLastTime(completeHours + "小时" + remainingMinutes + "分钟");
+                }
+            });
+        }
+        return list;
     }
 
     @Override