diff --git a/lastleg-service/src/main/java/com/baiyue/lastleg/service/LoadingCompletedConsumer.java b/lastleg-service/src/main/java/com/baiyue/lastleg/service/LoadingCompletedConsumer.java
index f5e01bf12..3d3655122 100644
--- a/lastleg-service/src/main/java/com/baiyue/lastleg/service/LoadingCompletedConsumer.java
+++ b/lastleg-service/src/main/java/com/baiyue/lastleg/service/LoadingCompletedConsumer.java
@@ -288,7 +288,7 @@ public class LoadingCompletedConsumer {
             try { warehouseId = Long.parseLong(payload.warehouseId()); }
             catch (Exception exception) { throw new IllegalArgumentException("One-click dropship warehouseId is invalid", exception); }
             dropshipOrders.receive(new DropshipRequests.Receive(customerId, order.getId(), warehouseId,
-                event.eventId() + ":DROPSHIP", dropshipPallets));
+                event.eventId() + ":DROPSHIP:" + source.sourceInboundId(), dropshipPallets));
         }
     }
 
diff --git a/lastleg-service/src/test/java/com/baiyue/lastleg/service/LoadingCompletedConsumerTest.java b/lastleg-service/src/test/java/com/baiyue/lastleg/service/LoadingCompletedConsumerTest.java
index c2e41acab..cdbeb41c1 100644
--- a/lastleg-service/src/test/java/com/baiyue/lastleg/service/LoadingCompletedConsumerTest.java
+++ b/lastleg-service/src/test/java/com/baiyue/lastleg/service/LoadingCompletedConsumerTest.java
@@ -26,7 +26,7 @@ class LoadingCompletedConsumerTest {
   assertTrue(table.contains("customer_id")); assertFalse(table.contains("tenant_id"));
  }
  @Test void rejectsEventFromWrongRegion(){ EventEnvelope source=event(); EventEnvelope invalid=new EventEnvelope(source.eventId(),source.eventType(),source.eventVersion(),source.occurredAt(),RegionCode.OVERSEAS,RegionCode.CN,source.tenantId(),source.aggregateType(),source.aggregateId(),source.aggregateVersion(),source.handoverVersion(),source.traceId(),source.correlationId(),source.causationId(),source.payload(),source.payloadHash()); assertThrows(IllegalArgumentException.class,()->service.consume(invalid)); }
-  @Test void consumesFormalDropshipPalletSnapshots(){ var sku=new FirstLegLoadingPlanCompletedV1.SkuPackageSnapshot("SKU-A","Product A",2,20,List.of("BOX-1","BOX-2")); var pallet=new FirstLegLoadingPlanCompletedV1.PalletSnapshot("PLT-1",List.of(sku)); var item=new FirstLegLoadingPlanCompletedV1.Item("d-1","SKU-A","Product A","Product A",2,20,1,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,"wh-1","ONT8","ONT8",null,null,"MARK",null,List.of()); var order=new FirstLegLoadingPlanCompletedV1.Order("in-d","root-d","ord-d","FL-D","root-od","RK-D","wh-1","ONT8","ONT8",2,20,1,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,List.of(item),"100","Customer 100","ONE_CLICK_DROPSHIP",List.of(pallet),"FBA"); var payload=new FirstLegLoadingPlanCompletedV1("plan-d","LP-D","book-d","MSCU6639870","CAB-D","92","Warehouse",List.of(order)); JsonNode node=json.valueToTree(payload); String hash=EventPayloadHash.sha256(EventPayloadCanonicalizer.canonicalize(node)); var event=new EventEnvelope("123e4567-e89b-12d3-a456-426614174010",EventTypes.FIRST_LEG_LOADING_PLAN_COMPLETED,1,Instant.now(),RegionCode.CN,RegionCode.OVERSEAS,"100","LOADING_PLAN","plan-d",2,1L,"123e4567-e89b-12d3-a456-426614174011","FIRSTLEG_LOADING_COMPLETED:plan-d:100:1",null,node,hash); assertEquals(1,service.consume(event)); ArgumentCaptor<DropshipRequests.Receive> captor=ArgumentCaptor.forClass(DropshipRequests.Receive.class); verify(dropshipOrders).receive(captor.capture()); verify(inventory,never()).registerInTransit(anyString(),anyString(),any()); assertEquals("100",captor.getValue().customerId()); assertEquals(1,captor.getValue().pallets().size()); assertEquals("PLT-1",captor.getValue().pallets().get(0).palletNo()); assertEquals(List.of("BOX-1","BOX-2"),captor.getValue().pallets().get(0).skuPackages().get(0).cartonMarks()); }
+ @Test void consumesFormalDropshipPalletSnapshots(){ var sku=new FirstLegLoadingPlanCompletedV1.SkuPackageSnapshot("SKU-A","Product A",2,20,List.of("BOX-1","BOX-2")); var pallet=new FirstLegLoadingPlanCompletedV1.PalletSnapshot("PLT-1",List.of(sku)); var item=new FirstLegLoadingPlanCompletedV1.Item("d-1","SKU-A","Product A","Product A",2,20,1,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,"wh-1","ONT8","ONT8",null,null,"MARK",null,List.of()); var order=new FirstLegLoadingPlanCompletedV1.Order("in-d","root-d","ord-d","FL-D","root-od","RK-D","wh-1","ONT8","ONT8",2,20,1,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,List.of(item),"100","Customer 100","ONE_CLICK_DROPSHIP",List.of(pallet),"FBA"); var payload=new FirstLegLoadingPlanCompletedV1("plan-d","LP-D","book-d","MSCU6639870","CAB-D","92","Warehouse",List.of(order)); JsonNode node=json.valueToTree(payload); String hash=EventPayloadHash.sha256(EventPayloadCanonicalizer.canonicalize(node)); var event=new EventEnvelope("123e4567-e89b-12d3-a456-426614174010",EventTypes.FIRST_LEG_LOADING_PLAN_COMPLETED,1,Instant.now(),RegionCode.CN,RegionCode.OVERSEAS,"100","LOADING_PLAN","plan-d",2,1L,"123e4567-e89b-12d3-a456-426614174011","FIRSTLEG_LOADING_COMPLETED:plan-d:100:1",null,node,hash); assertEquals(1,service.consume(event)); ArgumentCaptor<DropshipRequests.Receive> captor=ArgumentCaptor.forClass(DropshipRequests.Receive.class); verify(dropshipOrders).receive(captor.capture()); verify(inventory,never()).registerInTransit(anyString(),anyString(),any()); assertEquals("100",captor.getValue().customerId()); assertEquals("123e4567-e89b-12d3-a456-426614174010:DROPSHIP:in-d",captor.getValue().idempotencyKey()); assertEquals(1,captor.getValue().pallets().size()); assertEquals("PLT-1",captor.getValue().pallets().get(0).palletNo()); assertEquals(List.of("BOX-1","BOX-2"),captor.getValue().pallets().get(0).skuPackages().get(0).cartonMarks()); }
  @Test void oneDropshipInboundWithMultipleSkusCreatesOneOrderAndMultipleSkuDetails(){
   var itemA=new FirstLegLoadingPlanCompletedV1.Item("d-a","SKU-A","产品A","Product A",2,20,1,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,"wh-1","ONT8","ONT8",null,"SHIP-A","MARK-A",null,List.of("BOX-A1","BOX-A2"));
   var itemB=new FirstLegLoadingPlanCompletedV1.Item("d-b","SKU-B","产品B","Product B",3,15,1,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,BigDecimal.ONE,"wh-1","ONT8","ONT8",null,"SHIP-B","MARK-B",null,List.of("BOX-B1","BOX-B2","BOX-B3"));