diff --git a/mhd-modules/mhd-system/src/main/java/com/mhd/basic/application/service/contractManage/ContractManageApplicationService.java b/mhd-modules/mhd-system/src/main/java/com/mhd/basic/application/service/contractManage/ContractManageApplicationService.java
index cfcd73da3..ddb3e309d 100644
--- a/mhd-modules/mhd-system/src/main/java/com/mhd/basic/application/service/contractManage/ContractManageApplicationService.java
+++ b/mhd-modules/mhd-system/src/main/java/com/mhd/basic/application/service/contractManage/ContractManageApplicationService.java
@@ -58,6 +58,8 @@ import org.springframework.web.bind.annotation.RequestParam;
 
 import javax.annotation.Resource;
 import java.math.BigDecimal;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.*;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
@@ -993,7 +995,9 @@ public class ContractManageApplicationService {
     public Integer addXxlJob(String shipperId) {
         XxlJobOpenApiUtil.JobInfoAddReq req = new XxlJobOpenApiUtil.JobInfoAddReq();
         req.setJobGroup(5);
-        req.setJobDesc("整租推送计费单据/流水任务,结算对象id:" + shipperId);
+        //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();
+        req.setJobDesc("整租推送计费单据/流水任务,结算对象id:" + shipperId + ",业务流水号:" + xxlJobBizNo);
         req.setAuthor("system");
         req.setAlarmEmail("");
         req.setScheduleType("CRON");
@@ -1015,7 +1019,7 @@ public class ContractManageApplicationService {
         if (!addOk) {
             throw new RuntimeException("创建夜间定时任务失败");
         }
-        Integer xxlJobId = apiUtil.queryJobIdByDescAndParam(req.getJobDesc(), shipperId);
+        Integer xxlJobId = apiUtil.queryJobIdByDescAndParam(req.getJobDesc(), shipperId,"5");
         if (xxlJobId == null) {
             throw new RuntimeException("定时任务创建成功，但查询jobId失败");
         }
@@ -1030,6 +1034,21 @@ public class ContractManageApplicationService {
         apiUtil.pauseJob(shipperId);
     }
 
+    private static final DateTimeFormatter JOB_BIZ_NO_FORMATTER = DateTimeFormatter.ofPattern("yyMMddHHmmssSSS");
+    private static final Random RANDOM = new Random();
+
+    /**
+     * 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
+     */
+    private 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;
+    }
+
     /**
      * 修改合同管理
      */
diff --git a/mhd-modules/mhd-system/src/main/java/com/mhd/basic/domain/contractManage/repository/util/XxlJobOpenApiUtil.java b/mhd-modules/mhd-system/src/main/java/com/mhd/basic/domain/contractManage/repository/util/XxlJobOpenApiUtil.java
index e4a3fba28..1fd942871 100644
--- a/mhd-modules/mhd-system/src/main/java/com/mhd/basic/domain/contractManage/repository/util/XxlJobOpenApiUtil.java
+++ b/mhd-modules/mhd-system/src/main/java/com/mhd/basic/domain/contractManage/repository/util/XxlJobOpenApiUtil.java
@@ -58,19 +58,38 @@ public class XxlJobOpenApiUtil {
      * @param executorParam 任务参数(业务shipperId)
      * @return jobId，查不到返回null
      */
-    public Integer queryJobIdByDescAndParam(String jobDesc, String executorParam) {
-        // 手动拼接query参数
-        String query = "jobGroup=&jobDesc="+cn.hutool.core.net.URLEncodeUtil.encode(jobDesc)
-                +"&executorHandler=&executorParam="+cn.hutool.core.net.URLEncodeUtil.encode(executorParam)
-                +"&triggerStatus=-1&start=0&length=10";
+    public Integer queryJobIdByDescAndParam(String jobDesc, String executorParam,String jobGroup) {
+        StringBuilder querySb = new StringBuilder();
+        // start length必须
+        querySb.append("start=0&length=10");
 
-        String url = adminUrl + "/jobinfo/pageList?" + query;
+        // jobGroup：为空就不拼接这个参数！！不要 jobGroup=""
+        // 你们业务固定jobGroup=3，直接写死3，不用传空
+        if(StrUtil.isNotBlank(jobGroup)){
+            querySb.append("&jobGroup=").append(jobGroup);
+        }
+
+        // jobDesc
+        if(StrUtil.isNotBlank(jobDesc)){
+            querySb.append("&jobDesc=").append(cn.hutool.core.net.URLEncodeUtil.encode(jobDesc));
+        }
+        // executorParam
+        if(StrUtil.isNotBlank(executorParam)){
+            querySb.append("&executorParam=").append(cn.hutool.core.net.URLEncodeUtil.encode(executorParam));
+        }
+        // executorHandler为空，直接不携带
+        // triggerStatus=-1
+        querySb.append("&triggerStatus=-1");
+
+        String url = adminUrl + "/jobinfo/pageList?" + querySb;
+        log.info("[XxlJob] pageList请求url:{}",url);
         try {
-            HttpResponse response = HttpRequest.post(url)
+            HttpResponse response = HttpRequest.get(url)
                     .header("Authorization", cookie)
                     .execute();
 
             String jsonStr = response.body();
+            log.info("[XxlJob] pageList响应:{}",jsonStr);
             if (StrUtil.isBlank(jsonStr)) {
                 log.warn("[XxlJob] pageList返回空响应");
                 return null;