diff --git a/mhd_bms/src/main/java/com/mhd/bms/application/server/settlementCustomers/SettlementCustomersApplicationService.java b/mhd_bms/src/main/java/com/mhd/bms/application/server/settlementCustomers/SettlementCustomersApplicationService.java
index 9e2ac4778..7c0893de5 100644
--- a/mhd_bms/src/main/java/com/mhd/bms/application/server/settlementCustomers/SettlementCustomersApplicationService.java
+++ b/mhd_bms/src/main/java/com/mhd/bms/application/server/settlementCustomers/SettlementCustomersApplicationService.java
@@ -46,6 +46,7 @@ import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
 import java.time.LocalDate;
+import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.*;
 import java.util.stream.Collectors;
@@ -339,8 +340,10 @@ public class SettlementCustomersApplicationService {
                         if (settlementEntityId != null) {
                             stopXxlJob(settlementCustomersDO.getPushBillingRecordJobId());
                             stopXxlJob(settlementCustomersDO.getPushBillManageJobId());
-                            Integer jobId = addXxlJob(String.valueOf(settlementEntityId));
-                            Integer jobId1 = addXxlJob1(String.valueOf(settlementEntityId));
+                            //生成唯一业务流水号拼接至JobDesc，保证本次新建任务的JobDesc唯一，据此查询jobId不会命中历史任务
+                            String xxlJobBizNo = generateXxlJobBizNo();
+                            Integer jobId = addXxlJob(String.valueOf(settlementEntityId), xxlJobBizNo);
+                            Integer jobId1 = addXxlJob1(String.valueOf(settlementEntityId), xxlJobBizNo);
                             settlementCustomersDO.setPushBillingRecordJobId(jobId);
                             settlementCustomersDO.setPushBillManageJobId(jobId1);
                         }
@@ -358,12 +361,13 @@ public class SettlementCustomersApplicationService {
     /**
      * 创建夜间23点定时任务
      * @param shipperId 结算对象id，作为任务参数
+     * @param bizNo 业务流水号，拼接进JobDesc保证每个任务描述唯一，据此精确查询本次新建的xxlJobId
      * @return xxlJobId 保存到业务表，后续用于删除/暂停
      */
-    public Integer addXxlJob(String shipperId) {
+    public Integer addXxlJob(String shipperId, String bizNo) {
         XxlJobOpenApiUtil.JobInfoAddReq req = new XxlJobOpenApiUtil.JobInfoAddReq();
         req.setJobGroup(3);
-        req.setJobDesc("散租推送计费单据/流水任务,结算对象id:" + shipperId);
+        req.setJobDesc("散租推送计费单据/流水任务,结算对象id:" + shipperId + ",业务流水号:" + bizNo);
         req.setAuthor("system");
         req.setAlarmEmail("");
         req.setScheduleType("CRON");
@@ -395,12 +399,13 @@ public class SettlementCustomersApplicationService {
     /**
      * 创建夜间23点定时任务
      * @param shipperId 结算对象id，作为任务参数
+     * @param bizNo 业务流水号，拼接进JobDesc保证每个任务描述唯一，据此精确查询本次新建的xxlJobId
      * @return xxlJobId 保存到业务表，后续用于删除/暂停
      */
-    public Integer addXxlJob1(String shipperId) {
+    public Integer addXxlJob1(String shipperId, String bizNo) {
         XxlJobOpenApiUtil.JobInfoAddReq req = new XxlJobOpenApiUtil.JobInfoAddReq();
         req.setJobGroup(6);
-        req.setJobDesc("计费单据/流水生成发票任务,结算对象id:" + shipperId);
+        req.setJobDesc("计费单据/流水生成发票任务,结算对象id:" + shipperId + ",业务流水号:" + bizNo);
         req.setAuthor("system");
         req.setAlarmEmail("");
         req.setScheduleType("CRON");
@@ -438,6 +443,7 @@ public class SettlementCustomersApplicationService {
     }
 
     private static final DateTimeFormatter FORMATTER = DateTimeFormatter.ofPattern("yyMMdd");
+    private static final DateTimeFormatter JOB_BIZ_NO_FORMATTER = DateTimeFormatter.ofPattern("yyMMddHHmmssSSS");
     private static final Random RANDOM = new Random();
 
     /**
@@ -454,6 +460,18 @@ public class SettlementCustomersApplicationService {
         return "HT" + dateStr + randomStr;
     }
 
+    /**
+     * 生成xxl-job任务业务流水号：JOB + 当天yyMMddHHmmssSSS + 6位随机数字，保证每次创建的JobDesc唯一
+     * 示例：JOB260905102030123123456
+     * @return 业务流水号字符串
+     */
+    public static String generateXxlJobBizNo() {
+        String dateTimeStr = LocalDateTime.now().format(JOB_BIZ_NO_FORMATTER);
+        int randomNum = RANDOM.nextInt(1_000_000);
+        String randomStr = String.format("%06d", randomNum);
+        return "JOB" + dateTimeStr + randomStr;
+    }
+
     /**
      * 批量删除结算对象
      */