public int CTHD_Insert(string SoHD, string MaHangHoa, int SoLuong)
{
return(cthd_DAL.CTHD_Insert(SoHD, SoLuong, MaHangHoa));
}
public DataTable CTHD_Insert(string maHD, string maHang, int SL)
{
return(cthdDAL.CTHD_Insert(maHD, maHang, SL));
}
