diff --git a/business/partner/purchase/ebai/order.go b/business/partner/purchase/ebai/order.go
index c09b28548..2759d5244 100644
--- a/business/partner/purchase/ebai/order.go
+++ b/business/partner/purchase/ebai/order.go
@@ -669,7 +669,7 @@ func (c *PurchaseHandler) AgreeOrRefuseCancel(ctx *jxcontext.Context, order *mod
 		for _, v := range date {
 			v2 := v.(map[string]interface{})
 			refundProduct := &ebaiapi.RefundProductList{
-				SubBizOrderId: v2["sub_biz_order_id"].(string),
+				SubBizOrderId: utils.Interface2String(v2["sub_biz_order_id"]),
 				PlatformSkuId: utils.Int64ToStr(utils.Interface2Int64WithDefault(v2["platform_sku_id"], 0)),
 			}
 			switch utils.MustInterface2Int64(v2["fund_calculate_type"]) {