diff --git a/bms-back/bms-system/src/main/java/com/bms/price/oracle/OracleOrderBillMapper.java b/bms-back/bms-system/src/main/java/com/bms/price/oracle/OracleOrderBillMapper.java
index 95b11f40..aa441b01 100644
--- a/bms-back/bms-system/src/main/java/com/bms/price/oracle/OracleOrderBillMapper.java
+++ b/bms-back/bms-system/src/main/java/com/bms/price/oracle/OracleOrderBillMapper.java
@@ -47,8 +47,8 @@ public class OracleOrderBillMapper
         String countryName = firstStr(row, "COUNTRY_NAME", "COUNTRY_EINGTH_NAME", "COUNTRY");
         req.setCountryName(countryName);
         req.setDestPostcode(firstStr(row, "CONSIGNEE_POSTCODE"));
-        // TAB_ORDER.DIMENSIONAL_WEIGHT_FACTOR = billing weight -> quote weight / prc_order_bill.weight
-        BigDecimal weight = firstPositiveDecimal(row, "DIMENSIONAL_WEIGHT_FACTOR");
+        // Prefer CONFIRM_WEIGHT (customer confirmed); fallback DIMENSIONAL_WEIGHT_FACTOR (charge weight).
+        BigDecimal weight = firstPositiveDecimal(row, "CONFIRM_WEIGHT", "DIMENSIONAL_WEIGHT_FACTOR");
         req.setWeight(weight);
         // TAB_ORDER.WEIGHT = receive weight (收货重)
         req.setReceiveWeight(firstDecimal(row, "WEIGHT"));