Repairing, repainting the main gate, Barie system of the main gate of the Company; repairing Pond A end security fencing and repairing access to Office 4
Repair of bridges: Lo Bat Km140 + 170, Khe Lanh Km144 + 620, Khuon Luong Km145 + 430; repairing and completing the system of signs, painting and marking the road section Km139-Km172 + 800, Highway 37, Thai Nguyen province