diff --git a/bonus-modules/bonus-material/src/main/java/com/bonus/material/lease/service/impl/LeaseTaskServiceImpl.java b/bonus-modules/bonus-material/src/main/java/com/bonus/material/lease/service/impl/LeaseTaskServiceImpl.java
index 8f8d1b54..c38f6fbb 100644
--- a/bonus-modules/bonus-material/src/main/java/com/bonus/material/lease/service/impl/LeaseTaskServiceImpl.java
+++ b/bonus-modules/bonus-material/src/main/java/com/bonus/material/lease/service/impl/LeaseTaskServiceImpl.java
@@ -1328,6 +1328,42 @@ public class LeaseTaskServiceImpl implements ILeaseTaskService {
         }
     }
 
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public AjaxResult revoke(LeaseApplyInfo leaseApplyInfo) {
+        try {
+            // 1. 参数校验
+            if (leaseApplyInfo.getTaskId() == null) {
+                return AjaxResult.error("撤回失败, 请选择任务");
+            }
+            // 2. 查询 workflow record
+            LeaseApplyInfo recordInfo = mapper.getRecordIdByTaskId(leaseApplyInfo);
+            if (recordInfo != null && recordInfo.getRecordId() != null) {
+                // 3. 根据 recordId 查询 informationId 列表
+                List<LeaseApplyInfo> infoList = mapper.getInformationIdByRecordId(recordInfo.getRecordId());
+                for (LeaseApplyInfo info : infoList) {
+                    if (info.getInformationId() != null) {
+                        // 3.1 删除 sys_information_people
+                        mapper.deleteInformationPeople(info.getInformationId());
+                        // 3.2 删除 sys_information
+                        mapper.deleteInformation(info.getInformationId());
+                    }
+                }
+                // 4. 删除 workflow 相关记录
+                mapper.deleteRecordHistory(recordInfo.getRecordId());
+                mapper.deleteRecord(recordInfo.getRecordId());
+            }
+            // 5. 修改任务状态为待提交
+            tmTaskMapper.updateTaskStatus(String.valueOf(leaseApplyInfo.getTaskId()), 5);
+            return AjaxResult.success("撤回成功");
+        } catch (Exception e) {
+            log.error("领用撤销失败:", e);
+            // 手动回滚事务
+            TransactionAspectSupport.currentTransactionStatus().setRollbackOnly();
+            return AjaxResult.error("撤回失败, 请联系管理员");
+        }
+    }
+
     /**
      * 生成发布批次任务
      * @param thisMonthMaxOrder