diff --git a/erp/shipment/saleProduct.go b/erp/shipment/saleProduct.go
index dabdaec..7bfb770 100644
--- a/erp/shipment/saleProduct.go
+++ b/erp/shipment/saleProduct.go
@@ -55,6 +55,7 @@ type SaleProductItem struct {
 	CustomsGrossWeight      decimal.Decimal    `json:"customsGrossWeight"`
 	TotalCustomsGrossWeight decimal.Decimal    `json:"totalCustomsGrossWeight"`
 	SalePrice               decimal.Decimal    `json:"salePrice"`
+	SaleAmount              decimal.Decimal    `json:"saleAmount"`
 	CurrencyRate            decimal.Decimal    `json:"currencyRate"`
 	Brand                   string             `json:"brand"`
 	DomesticSupply          string             `json:"domesticSupply"`