public static void deleteLoaiHang(int malh) { LoaiHang_DAO.XoaLoaiHang(malh); }
public static void updateLoaiHang(LoaiHang lh) { LoaiHang_DAO.SuaLoaiHang(lh); }
public static DataSet getLoaiHang() { return(LoaiHang_DAO.getLoaiHang()); }
public static void addLoaiHang(LoaiHang lh) { LoaiHang_DAO.ThemLoaiHang(lh); }
public static DataTable loadLoaiHang() { return(LoaiHang_DAO.loadLoaiHang()); }