diff --git a/business/partner/purchase/ebai/store.go b/business/partner/purchase/ebai/store.go
index 8215b7222..1324062f4 100644
--- a/business/partner/purchase/ebai/store.go
+++ b/business/partner/purchase/ebai/store.go
@@ -391,6 +391,9 @@ func EbaiDeliveryType2Jx(deliveryType string) int8 {
 }
 
 func EbaiDeliveryRegion2Jx(deliveryRegion interface{}) string {
+	if deliveryRegion == nil {
+		return ""
+	}
 	realDeliveryRegion := deliveryRegion.([]interface{})
 	if len(realDeliveryRegion) > 0 {
 		region := deliveryRegion.([]interface{})[0].(map[string]interface{})["region"].([]interface{})[0].([]interface{})