public Result PayCmdRefundQueryInterface(string requestNumber, Req_4019 req_4019, bool isAll = false, string counterId = "")
{
var be = new BankEnterpriseDirectInterface(this.IsSpecialLine);
var result = be.PayCmdRefundQueryInterface(requestNumber, req_4019, isAll, counterId);
return(CommUtils.ToResult(result));
}