diff --git a/renren-admin/src/main/java/io/renren/modules/activiti/controller/HistoryController.java b/renren-admin/src/main/java/io/renren/modules/activiti/controller/HistoryController.java
index 0ce4d102..df5076df 100644
--- a/renren-admin/src/main/java/io/renren/modules/activiti/controller/HistoryController.java
+++ b/renren-admin/src/main/java/io/renren/modules/activiti/controller/HistoryController.java
@@ -169,7 +169,7 @@ public class HistoryController {
                 detailDTO.setActivityType("");
                 detailDTO.setStartTime(task.getCreateTime());
                 detailDTO.setEndTime(null);
-                detailDTO.setDurationInSeconds(null);
+                detailDTO.setDuration("");
                 detailDTO.setExecutionId(task.getExecutionId());
                 detailDTO.setProcessDefinitionId(task.getProcessDefinitionId());
                 detailDTO.setComment("待审核");
diff --git a/renren-admin/src/main/java/io/renren/modules/activiti/dto/HistoryDetailDTO.java b/renren-admin/src/main/java/io/renren/modules/activiti/dto/HistoryDetailDTO.java
index 615fdea8..465c68b5 100644
--- a/renren-admin/src/main/java/io/renren/modules/activiti/dto/HistoryDetailDTO.java
+++ b/renren-admin/src/main/java/io/renren/modules/activiti/dto/HistoryDetailDTO.java
@@ -45,8 +45,8 @@ public class HistoryDetailDTO {
     @ApiModelProperty(value = "结束时间")
     private Date endTime;
 
-    @ApiModelProperty(value = "时长（秒）")
-    private Long durationInSeconds;
+    @ApiModelProperty(value = "时长")
+    private String duration;
 
     @ApiModelProperty(value = "审批意见")
     private String comment;
diff --git a/renren-admin/src/main/java/io/renren/modules/activiti/entity/HistoryDetailEntity.java b/renren-admin/src/main/java/io/renren/modules/activiti/entity/HistoryDetailEntity.java
index 4716e91e..4f2cef35 100644
--- a/renren-admin/src/main/java/io/renren/modules/activiti/entity/HistoryDetailEntity.java
+++ b/renren-admin/src/main/java/io/renren/modules/activiti/entity/HistoryDetailEntity.java
@@ -33,7 +33,7 @@ public class HistoryDetailEntity {
 
     private Date endTime;
 
-    private Long durationInSeconds;
+    private String duration;
 
     private String comment;
 
diff --git a/renren-admin/src/main/java/io/renren/modules/activiti/service/ActivitiService.java b/renren-admin/src/main/java/io/renren/modules/activiti/service/ActivitiService.java
index 4a1ffe93..87339659 100644
--- a/renren-admin/src/main/java/io/renren/modules/activiti/service/ActivitiService.java
+++ b/renren-admin/src/main/java/io/renren/modules/activiti/service/ActivitiService.java
@@ -22,4 +22,6 @@ public interface ActivitiService extends BaseService<ProcessActivityEntity> {
     Page<ProcessActivityDTO> getDeptProcessInstancePage(Map<String, Object> params);
 
     List<HistoryDetailDTO> getTaskHandleDetailInfo(String processInstanceId);
+
+    String getDurationInSecond(Long second);
 }
diff --git a/renren-admin/src/main/java/io/renren/modules/activiti/service/impl/ActivitiServiceImpl.java b/renren-admin/src/main/java/io/renren/modules/activiti/service/impl/ActivitiServiceImpl.java
index c74cca65..4d282bbc 100644
--- a/renren-admin/src/main/java/io/renren/modules/activiti/service/impl/ActivitiServiceImpl.java
+++ b/renren-admin/src/main/java/io/renren/modules/activiti/service/impl/ActivitiServiceImpl.java
@@ -18,6 +18,7 @@ import io.renren.modules.sys.service.SysUserService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.time.Duration;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -81,9 +82,28 @@ public class ActivitiServiceImpl extends BaseServiceImpl<ProcessActivityDao, Pro
         for (HistoryDetailEntity entity : listEntity) {
             if (entity.getEndTime() != null && entity.getStartTime() != null) {
                 long diff = entity.getEndTime().getTime() - entity.getStartTime().getTime();
-                entity.setDurationInSeconds(diff / 1000);
+                entity.setDuration(getDurationInSecond(diff / 1000));
             }
         }
         return ConvertUtils.sourceToTarget(listEntity, HistoryDetailDTO.class);
     }
+
+    @Override
+    public String getDurationInSecond(Long second) {
+        StringBuilder builder=new StringBuilder();
+        Duration duration=Duration.ofSeconds(second);
+        if(duration.toDays()>0){
+            builder.append(duration.toDays()+"d ");
+            builder.append(duration.minus(Duration.ofDays(duration.toDays())).toHours()+"h");
+        }else if(duration.toHours()>0){
+            builder.append(duration.toHours()+"h ");
+            builder.append(duration.minus(Duration.ofHours(duration.toHours())).toMinutes()+"m");
+        }else if(duration.toMinutes()>0){
+            builder.append(duration.toMinutes()+"m ");
+            builder.append(duration.minus(Duration.ofMinutes(duration.toMinutes())).getSeconds()+"s");
+        }else {
+            builder.append(second+"s");
+        }
+        return builder.toString();
+    }
 }
diff --git a/renren-admin/src/main/java/io/renren/modules/processForm/controller/TAbilityApplicationController.java b/renren-admin/src/main/java/io/renren/modules/processForm/controller/TAbilityApplicationController.java
index 58e1f9b8..e73d3b5a 100644
--- a/renren-admin/src/main/java/io/renren/modules/processForm/controller/TAbilityApplicationController.java
+++ b/renren-admin/src/main/java/io/renren/modules/processForm/controller/TAbilityApplicationController.java
@@ -290,7 +290,7 @@ public class TAbilityApplicationController {
                     detailDTO.setActivityType("");
                     detailDTO.setStartTime(task.getCreateTime());
                     detailDTO.setEndTime(null);
-                    detailDTO.setDurationInSeconds(null);
+                    detailDTO.setDuration("");
                     detailDTO.setExecutionId(task.getExecutionId());
                     detailDTO.setProcessDefinitionId(task.getProcessDefinitionId());
                     detailDTO.setComment("待审核");
diff --git a/renren-admin/src/main/resources/mapper/device/TbDeviceApplyDao.xml b/renren-admin/src/main/resources/mapper/device/TbDeviceApplyDao.xml
index cf4f2ef8..bb378276 100644
--- a/renren-admin/src/main/resources/mapper/device/TbDeviceApplyDao.xml
+++ b/renren-admin/src/main/resources/mapper/device/TbDeviceApplyDao.xml
@@ -15,6 +15,7 @@
                 #{item}
             </foreach>
         </if>
+        order by create_date desc
     </select>
 
     <select id="queryList" resultType="io.renren.modules.device.dto.TbDeviceApplyDTO">
@@ -29,6 +30,7 @@
                 #{item}
             </foreach>
         </if>
+        order by create_date desc
     </select>
 
 </mapper>
\ No newline at end of file