varsql=$@"select t1.bailun_sku,sum(t1.bailun_sku_quantity_refund) as refundcount from dc_base_crm_refund t1
varsql=$@"select t1.bailun_sku,sum(t1.bailun_sku_quantity_refund) as refundcount,t1.website,t1.platform_type,t1.bailun_account_id from dc_base_crm_refund t1
where t1.refund_time>='{start.ToString("yyyy-MM-dd HH:mm:ss")}' and t1.refund_time<'{end.ToString("yyyy-MM-dd HH:mm:ss")}' and t1.is_deleted=0 and t1.is_freeze=0 and t1.company_id=1
";
group by t1.platform_type,t1.website,t1.platform_type,t1.bailun_account_id";