diff --git a/bonus-common-biz/src/main/java/com/bonus/common/biz/constant/MaterialConstants.java b/bonus-common-biz/src/main/java/com/bonus/common/biz/constant/MaterialConstants.java
index 09a59e8..8f28fae 100644
--- a/bonus-common-biz/src/main/java/com/bonus/common/biz/constant/MaterialConstants.java
+++ b/bonus-common-biz/src/main/java/com/bonus/common/biz/constant/MaterialConstants.java
@@ -62,4 +62,7 @@ public class MaterialConstants {
     /** 文件类型：设备附件 */
     public static final Integer MATERIAL_FILE_TYPE_CODE = 17;
 
+    /** 文件类型：租赁需求附件 */
+    public static final Integer LEASE_FILE_TYPE_CODE = 18;
+
 }
diff --git a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/book/service/impl/BookCarServiceImpl.java b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/book/service/impl/BookCarServiceImpl.java
index f403328..830ed19 100644
--- a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/book/service/impl/BookCarServiceImpl.java
+++ b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/book/service/impl/BookCarServiceImpl.java
@@ -1,6 +1,7 @@
 package com.bonus.material.book.service.impl;
 
 import com.alibaba.nacos.common.utils.CollectionUtils;
+import com.bonus.common.biz.constant.MaterialConstants;
 import com.bonus.common.biz.domain.BmFileInfo;
 import com.bonus.common.core.utils.StringUtils;
 import com.bonus.common.core.web.domain.AjaxResult;
@@ -63,7 +64,7 @@ public class BookCarServiceImpl implements BookCarService {
             for (DevInfoVo bookCarDetail : bookCarDetails) {
                 BmFileInfo bmFileInfo = new BmFileInfo();
                 bmFileInfo.setModelId(bookCarDetail.getMaId());
-                bmFileInfo.setTaskType(17);
+                bmFileInfo.setTaskType(MaterialConstants.MATERIAL_FILE_TYPE_CODE);
                 List<BmFileInfo> fileList = bmFileInfoMapper.selectBmFileInfoList(bmFileInfo);
                 bookCarDetail.setBmFileInfoList(fileList);
             }
diff --git a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/device/service/impl/DevInfoServiceImpl.java b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/device/service/impl/DevInfoServiceImpl.java
index 5fab271..56926a2 100644
--- a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/device/service/impl/DevInfoServiceImpl.java
+++ b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/device/service/impl/DevInfoServiceImpl.java
@@ -174,7 +174,7 @@ public class DevInfoServiceImpl implements DevInfoService {
             for (DevInfoVo devInfoVo : hotList) {
                 BmFileInfo bmFileInfo = new BmFileInfo();
                 bmFileInfo.setModelId(devInfoVo.getMaId());
-                bmFileInfo.setTaskType(17);
+                bmFileInfo.setTaskType(MaterialConstants.MATERIAL_FILE_TYPE_CODE);
                 bmFileInfo.setFileType(0L);
                 List<BmFileInfo> mainFileInfoList = bmFileInfoMapper.selectBmFileInfoList(bmFileInfo);
                 if (!CollectionUtils.isEmpty(mainFileInfoList)) {