diff --git a/deploy/sql/海外区域统一增量-MySQL8.sql b/deploy/sql/海外区域统一增量-MySQL8.sql
index 85dced63c..b470d3d3e 100644
--- a/deploy/sql/海外区域统一增量-MySQL8.sql
+++ b/deploy/sql/海外区域统一增量-MySQL8.sql
@@ -1835,6 +1835,15 @@ SET @ddl = (SELECT IF(
   'SELECT 1',
   'ALTER TABLE ll_relabel_item ADD COLUMN sku_relabel_items_json JSON NULL COMMENT ''同箱SKU换标子明细快照（数量按件）'''));
 PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND column_name='source_inventory_balance_id'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD COLUMN source_inventory_balance_id BIGINT NULL COMMENT ''原库存余额ID''')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND column_name='source_inventory_position_id'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD COLUMN source_inventory_position_id BIGINT NULL COMMENT ''原库存库位ID''')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND column_name='source_inbound_order_id'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD COLUMN source_inbound_order_id BIGINT NULL COMMENT ''原入仓单ID''')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND column_name='source_inbound_order_no'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD COLUMN source_inbound_order_no VARCHAR(128) NULL COMMENT ''原入仓单号快照''')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND column_name='source_inbound_code'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD COLUMN source_inbound_code VARCHAR(128) NULL COMMENT ''原进仓编码快照''')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND column_name='source_warehouse_id'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD COLUMN source_warehouse_id VARCHAR(128) NULL COMMENT ''原海外中转仓ID''')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND column_name='source_warehouse_code'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD COLUMN source_warehouse_code VARCHAR(128) NULL COMMENT ''原海外中转仓编码快照''')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.columns WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND column_name='source_warehouse_name'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD COLUMN source_warehouse_name VARCHAR(255) NULL COMMENT ''原海外中转仓名称快照''')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
+SET @ddl = (SELECT IF(EXISTS (SELECT 1 FROM information_schema.statistics WHERE table_schema=DATABASE() AND table_name='ll_relabel_item' AND index_name='idx_ll_relabel_item_source_position'), 'SELECT 1', 'ALTER TABLE ll_relabel_item ADD KEY idx_ll_relabel_item_source_position (customer_id,source_inventory_position_id)')); PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
 
 -- 海外接柜仓由平台在尾程建单时预分配；历史测试数据不回填，缺失事实由业务接口失败关闭。
 USE baiyue_lastleg;
diff --git a/lastleg-service/src/test/java/com/baiyue/lastleg/relabel/RelabelContractTest.java b/lastleg-service/src/test/java/com/baiyue/lastleg/relabel/RelabelContractTest.java
index 741598a1b..4a97949a5 100644
--- a/lastleg-service/src/test/java/com/baiyue/lastleg/relabel/RelabelContractTest.java
+++ b/lastleg-service/src/test/java/com/baiyue/lastleg/relabel/RelabelContractTest.java
@@ -45,6 +45,11 @@ class RelabelContractTest {
             assertTrue(schema.contains("fba_carton_mark"));
             assertTrue(schema.contains("destination_warehouse_id"));
         }
+        for (String field : new String[] { "source_inventory_balance_id", "source_inventory_position_id",
+            "source_inbound_order_id", "source_inbound_order_no", "source_inbound_code", "source_warehouse_id",
+            "source_warehouse_code", "source_warehouse_name", "idx_ll_relabel_item_source_position" }) {
+            assertTrue(deployment.contains(field), () -> "deployment SQL must include " + field);
+        }
     }
 
     @Test