/// <summary>
    /// Get the timezone information by the specified timezone number　
    /// </summary>
    /// <param name="iTZIndex">Time slot index</param>
    /// <param name="TZ">Time slot with the index described by TZIndex. Every eight bits represent a time slot,
    /// in format of hhmmhhmm.For example,
    /// 10111223000023590000235900002359000023590000235900002359 indicates a
    /// time slot covering the whole day from Monday to Saturday and from 10:11 to 12:23 of
    /// Sunday.</param>
    /// <param name="IP"> Ip of device </param>
    /// <param name="Port"> Port of Device </param>
    /// <param name="MachineNumber"> Device Number </param>
    private void GetTZInfo(int TZIndex, string TZ = "", string IP = "10.0.0.44", int Port = 4370, int MachineNumber = 1)
        {
    //Create Standalone SDK class dynamicly.
            zkemkeeper.CZKEMClass axCZKEM1 = new zkemkeeper.CZKEMClass();
            axCZKEM1.Connect_Net(IP, Port);
    int idwErrorCode = 0;
    if (axCZKEM1.GetTZInfo(MachineNumber, TZIndex, ref TZ))
            {
                MessageBox.Show("The TZInfo is:" + TZIndex.ToString(), "Success");
            }
    else
            {
                axCZKEM1.GetLastError(ref idwErrorCode);
                MessageBox.Show("Operation failed,ErrorCode=" + idwErrorCode.ToString(), "Error");
            }
        }