Thai Nguyen province borders Ha Noi capital in the North, Vinh Phuc and Tuyen Quang provinces in the West, Lang Son and Bac Giang provinces in the East and Bac Kan province in the South. The provincial center, Thai Nguyen city, is 80 kilometers away from Ha Noi capital and 50 kilometers from Noi Bai international airport. Thai Nguyen has an important role in the economic and cultural exchange between the mountainous midland and the Red River Delta through the road, railway and waterway systems with the root in Thai Nguyen city. Thai Nguyen has a total natural area of 3,541 square kilometers and a population of more than 1 million people with 8 ethnic groups namely Kinh, Tay, Nung, San Diu, Mong, San Chay, Hoa and Dao. Thai Nguyen province has 9 administrative units, comprising Thai Nguyen city, Song Cong town and 7 districts namely Pho Yen, Phu Binh, Dong Hy, Vo Nhai, Dai Tu, Dinh Hoa and Phu Luong.