public Bar ReadBarMin(BinaryReader br, int instrumentId, long size)

{

int date = br.ReadUInt16();

int min = br.ReadUInt16();

// 股票2位，国债回购3位，300ETF是4位

double open = Convert.ToDouble(Convert.ToDecimal(br.ReadSingle()));

double high = Convert.ToDouble(Convert.ToDecimal(br.ReadSingle()));

double low = Convert.ToDouble(Convert.ToDecimal(br.ReadSingle()));

double close = Convert.ToDouble(Convert.ToDecimal(br.ReadSingle()));

double amount = Convert.ToDouble(Convert.ToDecimal(br.ReadSingle())); // 成交额不保存

int vol = br.ReadInt32();

int reserve = br.ReadInt32(); // 保留字

int year = date / 2048 + 2004;

int month = date % 2048 / 100;

int day = date % 2048 % 100;

int HH = min / 60;

int mm = min % 60;

if ((HH == 9) && (mm == 1 || mm == 5))

{

dayM = day;

momM = month;

}

if((HH>20)&&(HH<24))

{

day=dayM;

month = momM;

}

DateTime closeDataTime = new DateTime(year, month, day, HH, mm, 0);

DateTime openDateTime = closeDataTime.AddSeconds(-size);