void OnRspQryInvestor(ThostFtdcInvestorField pInvestor, ThostFtdcRspInfoField pRspInfo, int nRequestID, bool bIsLast) { DebugPrintFunc(new StackTrace()); if (bIsLast && !IsErrorRspInfo(pRspInfo)) { //请求查询合约手续费率 ReqQryInstrumentCommissionRate(); } }