void ReqQryTradingNotice()
{
ThostFtdcQryTradingNoticeField req = new ThostFtdcQryTradingNoticeField();
req.BrokerID = BROKER_ID;
req.InvestorID = INVESTOR_ID;
int iResult = api.ReqQryTradingNotice(req, ++iRequestID);
Console.WriteLine("--->>> 请求查询交易通知:" + ((iResult == 0) ? "成功" : "失败"));
}