Repairing road surface of Km1726+00 - Km1728+00; Repairing and strengthening traffic safety segment Km1726+500 - Km1728+00; Repairing road surface and drainage system of Km1733+450 - Km1736+290 (section through Buon Ho town); Repairing and renovating the opening point between km1738+140, km1769+00 Ho Chi Minh road, Dak Lak province