public static void GanPhieuNhan(int id)
{
DataService ds = new DataService();
ds.ExecuteNoneQuery(new SqlCommand("update THAM_SO set PhieuNhan = " + id));
}
public static void GanHoaDon(long id)
{
DataService ds = new DataService();
ds.ExecuteNoneQuery(new SqlCommand("update THAM_SO set HoaDon = " + id));
}
