diff --git a/mhd_oms/src/main/java/com/mhd/oms/domain/reservationStockInOrder/service/ReservationStockInOrderDomainService.java b/mhd_oms/src/main/java/com/mhd/oms/domain/reservationStockInOrder/service/ReservationStockInOrderDomainService.java
index ae877f85c..5db8bc43e 100644
--- a/mhd_oms/src/main/java/com/mhd/oms/domain/reservationStockInOrder/service/ReservationStockInOrderDomainService.java
+++ b/mhd_oms/src/main/java/com/mhd/oms/domain/reservationStockInOrder/service/ReservationStockInOrderDomainService.java
@@ -1219,7 +1219,7 @@ public class ReservationStockInOrderDomainService {
     public String generateExecutionOrderNumber(String warehouseCode) {
         SimpleDateFormat sdf = new SimpleDateFormat("yyMMdd");
         String datePart = sdf.format(new Date());
-        String prefix = warehouseCode + datePart;
+        String prefix = "R" + warehouseCode + datePart;
         int todayCount = executionStockInOrderMapper.countByOrderNumberPrefix(prefix);
         String seq = String.format("%03d", todayCount + 1);
         return prefix + seq;
diff --git a/mhd_oms/src/main/java/com/mhd/oms/domain/reservationStockOutOrder/service/ReservationStockOutOrderDomainService.java b/mhd_oms/src/main/java/com/mhd/oms/domain/reservationStockOutOrder/service/ReservationStockOutOrderDomainService.java
index 1593fe1da..11fbe1589 100644
--- a/mhd_oms/src/main/java/com/mhd/oms/domain/reservationStockOutOrder/service/ReservationStockOutOrderDomainService.java
+++ b/mhd_oms/src/main/java/com/mhd/oms/domain/reservationStockOutOrder/service/ReservationStockOutOrderDomainService.java
@@ -1058,7 +1058,7 @@ public class ReservationStockOutOrderDomainService {
     public String generateExecutionOrderNumber(String warehouseCode) {
         SimpleDateFormat sdf = new SimpleDateFormat("yyMMdd");
         String datePart = sdf.format(new Date());
-        String prefix = warehouseCode + datePart;
+        String prefix = "C" + warehouseCode + datePart;
         int todayCount = executionStockOutOrderMapper.countByOrderNumberPrefix(prefix);
         String seq = String.format("%03d", todayCount + 1);
         return prefix + seq;