private bool check_gd_lcd()
{
US_GD_LUONG_CHE_DO v_us = new US_GD_LUONG_CHE_DO();
DataTable v_dt = v_us.GetLCDTheoHopDong(m_us_gd_hd.dcID);
if (v_dt.Rows.Count != 0)
{
DateTime v_ngay_ket_thuc_lns = Convert.ToDateTime(v_dt.Rows[0]["NGAY_KET_THUC"]);
if (m_dat_ngay_ket_thuc.DateTime < v_ngay_ket_thuc_lns)
return true;
}
return false;
}