North Bac Can Bac Thai Cao Bang Ha Giang Hanoi Hoa Binh Lai Chau Lang Son Lao Cai Ninh Binh Tuyen Quang Vinh Phuc

Central Dac Lac Ha Tinh Kon Tum Nghe An Quang Binh Quang Nam Danang

South Khanh Hoa Lam Dong Ninh Thuan