void ReqQryTransferSerial()
{
ThostFtdcQryTransferSerialField req = new ThostFtdcQryTransferSerialField();
req.AccountID = INVESTOR_ID;
req.BrokerID = BROKER_ID;
// 银行代码
req.BankID = "5";
int iResult = api.ReqQryTransferSerial(req, ++iRequestID);
Console.WriteLine("--->>> 请求查询转账流水：" + ((iResult == 0) ? "成功" : "失败"));
}