diff --git a/mhd_bms/src/main/java/com/mhd/bms/application/server/billingStatement/BillingStatementApplicationService.java b/mhd_bms/src/main/java/com/mhd/bms/application/server/billingStatement/BillingStatementApplicationService.java
index 9e56458e6..fa761a104 100644
--- a/mhd_bms/src/main/java/com/mhd/bms/application/server/billingStatement/BillingStatementApplicationService.java
+++ b/mhd_bms/src/main/java/com/mhd/bms/application/server/billingStatement/BillingStatementApplicationService.java
@@ -594,7 +594,10 @@ public class BillingStatementApplicationService {
         BeanUtils.copyProperties(billingStatementDO,billingStatementPO);
         billingStatementPO.setBillingTotalAmount(billingStatementDO.getBillingAmount());
         billingStatementPO.setDataSources(2);
-        billingStatementPO.setBillingFlow(OrderSequence.getOrderCode("JFLS"));
+        // 若传入了计费流水号，则直接使用；否则自动生成
+        if (StringUtils.isEmpty(billingStatementPO.getBillingFlow())) {
+            billingStatementPO.setBillingFlow(OrderSequence.getOrderCode("JFLS"));
+        }
         billingStatementPO.setTopOrganizationId(loginUser.getUserPo().getTopOrganizationId());
         billingStatementPO.setOrganizationId(loginUser.getUserPo().getOrganizationId());
         billingStatementPO.setOrganizationName(loginUser.getUserPo().getOrganizationName());